b) natural gas (b) They travel at the speed of light. Which of the following statement(s) regarding energy flow is/are false ? a) alpha-particle How fast (in rpm) must a centrifuge rotate if a Createyouraccount, (a) Particles within the nucleus are involved. Indicate which of the following statements is false. The higher the activation energy, the slower the reaction. C. Radioactive decay True or false? If false, explain why. Which of the following statements regarding coal is NOT true? acid rain c) Due to its instability, 56Fe readily undergoes fission. Which of the following statements is false regarding the Bohr model of the atom? To keep a nuclear power plant going, a chain reaction must be maintained. Nuclear fusion Which of the following is an environmental problem associated with society's use of coal? Its half-life is 20 minutes. A positron has a mass number of _____, a charge of _____, and a mass equal to that of, (a) 0, 1+, proton (b) 1, 2+, proton (c) 0, 1+, electron, (d) 1, 2+, electron (e) 0, 0, proton. C. two times D. A, B, and C are all correct answers. For the reaction, shown below, determine which statements are True and which are False. If a reaction is spontaneous then the activation energy may be high C. If a reaction is spontaneous then the activation energy may proceed rapidly D. Which statement about the slow step in the mechanism for a reaction is true? Best penetrating ability (stopped by concrete/Pb) a) nuclear fusion (b) numbers of protons and/or neutrons that confer nuclear stability. A. environmental costs Alexei Navalny, Russias most prominent opposition leader, is grappling with a mystery ailment in jail that could be some sort of slow-acting poison, and has lost 8kg in weight in just over two weeks, his spokesperson Kira Yarmysh has said. Determine the statement is True or False: The temperature of a system is inversely related to the rate of a chemical reaction. d) gamma ray Which of the following is NOT true concerning the storage of high-level radioactive c. When an atom is supplied with energy, an electron drops from a higher energ. Meanwhile, Serbian President Aleksandar Vucic said Thursday that his country had not sold arms to Ukraine and would not do so, after a leaked Pentagon report said Belgrade had agreed to provide arms to Kyiv, according to foreign media reports. e) All nuclear fission reactions are spontaneous. The European Union has added Russias Wagner group to its sanctions list for actively participating in the Russian war of aggression against Ukraine. What best explains how crude oil is different from natural gas? Selenium-88 has a half-life of 25 minutes. Which of these statements is false? A. at long-term storage sites in the greatest amount throughout the universe? In chemical reactions, mass is conserved regardless of energy. B) Two or more atoms must colli, Are the following statements true or false? C. It is highly stable. b) consists of longer chains greenhouse gasses. A. The emergence of Teixeira as a primary suspect raises questions about how such a profound breach could have been caused by a young, low-ranking service member. significant figures). A) k is dependent on concentration of the reactants. D. underground in emptied magma chambers production. Explain why. 8. Teixeira was a cyber transport systems specialist, essentially an IT specialist responsible for military communications networks, including their cabling and hubs. (e) They are often accompanied by the release of enormous amounts of energy. d) Einstein postulated the Theory of Relativity in which he stated that matter and energy are equivalent. 2. Water cools control rods. C. in Yucca Mountain, Nevada A. E. B and C are correct answers. c) 0, 1+, electron They are charged independent. A. Nuclear reactions are different from chemical reactions because in nuclear reactions, the transformations between species don't take place in their electronic structures, but in the nuclei themselves. a. C. thorium-234 It contains all the atoms of the reactant particles. b. a) nuclear fusion B. infertility B. c) when an object is moved a given distance against some force. The spontaneous disintegration of a nucleus into a . Use energy as heat from nuclear reactors to produce electrical energy. A 6.0-kg block slides 1.5m1.5 \mathrm{~m}1.5m down a frictionless incline that makes an angle of 6060^{\circ}60 with the horizontal. Serbia never sold weapons or ammunition to Ukraine or Russia, president Aleksandar Vui has insisted, following a leaked secret Pentagon report that said Serbia had pledged to send arms to Kyiv or had sent them already. Bombardment of nuclei with charged and uncharged particles. Russias defence ministry claimed its troops had already surrounded Bakhmut, but Yevgeny Prigozhin, head of Russias Wagner mercenary group, said it was too early to say. D. Catalysts increase the temperature of a chemi, Reaction rates are affected by concentration, collision geometry, and the presence of a catalyst. (c) All spontaneous processes release free energy. c) Two light nuclei are combined into a heavier one. stopped after 15 years. d) gamma ray The name of the Discord server itself derives from a meme taken from a gay porn video often used for its shock value and laughs, the members said. What fraction of the initial number of C-11 atoms in a sample will have decayed away after 80 minutes? b) Nuclear fission is an energetically favorable process for heavy atoms. b) nuclear fission c) Both nuclear fusion and nuclear fission If it is false, change the underlined word or words to make the statement true. A sample of sodium-25 (radioactive) is being moved to a lab for use in an experiment. a) positron As the # of protons increases, the repulsion between protons increases faster than the strong force. d) when heat is lost in a chemical system. It is most profitable in areas that have fairly continual winds C. It is the least competitive of all forms of renewable energy, in terms of cost D. It causes no air pollution e) 2. The energy produced by the sun is the direct result of an uncontrolled nuclear fission reaction. In certain types of atomic bombs, a fuel, like plutonium-239, is bombarded with neutrons in order to create an uncontrolled nuclear reaction that splits the nuclei of the fuel. Sharing the classified documents was meant to educate people who he thought were his friends and could be trusted free from the propaganda swirling outside, the friend said. 1) All spontaneous reactions occur quickly. All elements undergo chemical reactions. True or false? C. The local people protested and wouldn't allow construction to continue. This is the best answer based on feedback and ratings. The statements 'the fuel for nuclear fusion is often uranium' and 'nuclear fusion is used to generate electricity at nuclear power plants' are FALSE.. Nuclear fusion refers to the reaction in which two or more atomic nuclei combine in order to form heavier elements (up to iron). E. decommissioning of the nuclear plant, ___________________ is a nuclear reaction that occurs when a neutron strikes the The energy in a nuclear reaction comes from the transformation of mass to energy. U-238 is found virtually everywhere, in rock. Coal Positively-charged electron In the simple model of effective nuclear charge, the core electrons completely shield the valence electrons. 17 Apr 2023 10:24:00 A heterogeneous catalyst works by binding one or more of the molecules undergoing reaction to the surface of the catalyst. c) gamma e) A particle and anti-particle appear in an area of high energy density. b) Reaction rate decreases as the concentration of the reactant decreases. (c) total number of nucleons remains the same, (d) protons can turn into neutrons, or vice-versa, (e) same number and kind of atoms on both sides of the equation. b. The presence of a reaction catalyst increases the frequency of molecular collisions. A catalyst accelerates a reaction by changing the amount of reactant and product at equilibrium. Which of the following isotopes would be the safest to Which of the following statements about effective nuclear charge is false? b. c) Activation energy is the minimum energy for a colli, Which of the following statements is true of nuclear fusion? c) has yet to be shown to be true for a single nation b. The half-life of tritium is 12.5 years. B. Water is needed to produce the steam to turn the turbines. A system is the most stable when it is at its lowest energy state. E. Mechanical, The heat released in a nuclear chain reaction is ___________________ times more Mass number doesn't change, atomic number decreases by 1. C. cardiovascular disease It takes 2 minutes to move the sample from storage to the lab. the best way to learn more about it is to observe higher energy radiation, such as ultraviolet and x-rays An astronomer needs to measure the distance to a globular cluster of stars that is part of the Milky Way Galaxy. (e) They are often accompanied by the release of enormous amounts of energy. Have no mass and no charge - Releasing a gamma ray will not change the charge, the mass, or the kind of atom. (b) No new elements can be produced. D. risk assessments C. is difficult to control a) Mass defect is the amount of matter that would be converted into energy if a nucleus 1.Which one of the following statements about nuclear reactions does not correctly distinguish nuclear reactions from ordinary chemical reactions? bombarded with _______________, causing the nucleus to become unstable and split. particle 7.07.07.0 cm from the axis of rotation is to experience b. nuclear power generation doesnt contribute to the formation of The former is also called radioactive decay because an unstable nucleus is transformed into a daughter nucleus with lower mass and lower energy. B. 200% C. Decreasing the activation energy increases the reaction rate. The UKs Ministry of Defence has awarded 650m to manufacturers working on its Tempest fighter jet, in the latest sign that the UK is pushing forward with the aim of producing the aircraft by 2035. Atoms that have different numbers of neutrons in their nucleus but the same number, The mass number for an element is composed of which of the following choices. The rate of a reaction is affected by the temperature of the reaction. d) gamma ray The half-life of C-14 is 5730 years. a) The exponents q and r, are often integers. b) nuclear fission The half-life of polonium-210 is 138.4 days. E. Water is needed to keep the reactor from overheating. years C. 50% A very heavy nucleus splits into several more-stable nuclei of intermediate mass. Congress authorized a controversial, long-term storage facility but construction was A catalyst accelerates a reaction by lowering the energy of activation. True or false? (b)(b)(b) What is the total work done on the block? That makes him an enemy to the Biden regime Ask yourself who is the real enemy? b) switch over from oil to natural gas Unusable end materials that contain radioisotopes. events with deep resonance among right-wing, anti-government extremists. Enzyme catalysis of a chemical reaction: A. increases the energy of the transition state. In a pressure water reactor, steam is produced in the reactor core itself. All other trademarks and copyrights are the property of their respective owners. \\ A. What is the half-life of this isotope in seconds? Heavily armed FBI agents arrived outside Teixeiras mothers home in the town of North Dighton, Massachusetts, and started calling the 21-year-olds name, according to a neighbour. b) The size (diameter) of an atom depends on the movement of the electrons. In nuclear chemistry, an atom is referred to as a nuclide and is identified by the number of protons and neutrons in its nucleus. Become a Study.com member to unlock this answer! b) The exponents q and r are always equal to the coefficients a and b, resp, Which of the following statements is true? The products are lower in energy than reactants. Which of the following statements is incorrect? Form of anti-matter . D. 100 million All rights reserved. C) A catalyst, Which of the following statements about mass and energy conservation is false? What is the resulting element from alpha decay of U-238? a) Energy is neither created nor destroyed, excluding nuclear reactions. Why is water valuable in the production of nuclear energy? Is the statement true or false? FALSE. (a) alpha a) true (a) All spontaneous processes are exothermic. b) nuclear fission C. particles All combustion reactions are classified as endothermic\underline{\text{endothermic }}endothermicreactions. c) Due to its instability, 56Fe readily undergoes fission. Water produces steam. The time required for half the atoms of a radioactive nuclide to decay. A. mining the ore c) Both nuclear fusion and nuclear fission Teixeira is believed to have been the leader of an online chat group where hundreds of photographs of secret and top-secret documents were first uploaded, from late last year to March. b) false, Applications and Investigations In Earth Science, Dennis G. Tasa, Edward J. Tarbuck, Frederick K. Lutgens, The Atmosphere: An Introduction to Meteorology. d) x-ray b) Nuclear fission is an energetically favorable process for heavy atoms. Oil If the nuclear charge of atom A is greater than that of atom B, the effective nuclear charge of A is greater than that of B. B) k increases with increasing temperature. Results in smaller nuclei Nuclear A catalyst decreases the activation energy of a reaction, thus decreasing the reaction rate. C. the heat from their fission is used to create steam, which is converted to electricity A thermodynamically favorable reaction also proceeds spontaneously. B) The electrons orbit the nucleus only at very specific (quantized) distances from. (b) Nuclear fission is an energetically favorable process for heavy atoms. C) Enzymes in our bodies function as biological catalysts. (b) neutron Among the ways that Teixeira was identified is through the kitchen countertop and tiles in his childhood home the surfaces appeared in the background of pictures of the leaked documents. Otis Air National Guard Base in Cape Cod, Mass, the Air National Guard Base where Teixeira is stationed, states that its mission is to provide world wide precision intelligence and command and control along with trained and experienced Airmen for expeditionary combat support and homeland security. Part A) Which of the following statements about effective nuclear charge is false? As-81 has a half-life of 33 seconds. c) Nuclei with highest binding energies are the most stable nuclei. True or false? c. If a nuclear reac, Which of the following statements about nuclear reactions is true? Particles or electromagnetic radiation emitted from the nucleus during radioactive decay. Remember, votes are anonymous. d) Neither nuclear fusion or nuclear fission, Used in nuclear weapons That is, as the temperature of a chemical reaction increases, the rate of the reaction decreases. Show that each choise satisfies the difference equation. D. Control a) true b. Enzymes are natu. b) beta ___________________. that of a(an) _____. a) reduce demand for conventional oil and increase supply of alternatives C. Power production cannot be increased or decreased to reflect demand. There are plenty of tools to do that, from time stamps on documents that appear to show when they were printed to registers of who has viewed the documents. What is the half-life of a sample if only 10.9375 g of an original 700 g sample is still radioactive after 36.4 sec? They indicate that a reaction is exothermic if the reactants appear lower than the products. Serbia has not nor it will export weapons to Ukraine, Vucic told reporters, according to the Beta news agency. One of these has a mass of 34.97, the other has a mass of 36.97. Which of the following best defines energy efficiency? 1.Nuclear reactions involve much higher energy changes when compared to chemical reactions. Or the administration that is waging war in Ukraine, a non-Nato nation, against nuclear Russia without war powers? C. The longest half-life of materials in the HLRW is about 2000 years. Which of the following statements is false? Isotopes are atoms that have the same number of _____________ but a different, An atom that spontaneously emits subatomic particles and/or energy is called. (e) They are often accompanied by the release of enormous amounts of energy. Which of the following statements is true? They do not follow Einstein's equation since no changes in mass or energy occur. Isotopes are atoms that have the same number of _____ but a different number of _____. If the statement is true, write "true." b. (b) Nuclear fission is an energetically favorable process for heavy atoms. D. carbon dioxide Used to slow down the fast neutrons produced by fission. A breakthrough in our investigation came when the team identified a Steam profile in Airman Teixeira's name that led to an Instagram profile with photos of the exact location where leaked docs were photographed a kitchen countertop in his childhood home. Which of the following statements best describes the oil shadow? (d) atomic masses that confer nuclear stability. Index Page Next Section ? 3. c. Benzene has five degrees of unsaturation. The arrest was made in connection with an investigation into an alleged unauthorized removal, retention and transmission of classified national defense information, said Garland. The largest of the mirrors produces a normal image, whereas the smaller, two-sided mirror is used to magnify your image by two different amounts. By considering the pole-zero pattern associated with the preceding difference equation, determine three possible choices for the unit sample response of the system. (c) Due to its instability, 56Fe readily undergoes fission. C. lead B) It limits the effectiveness of the cat. We said the current global ecological footprint is 2.7 a. Benzene is a saturated hydrocarbon. Which of the following is the best explanation of why fluorine is the most electronegative element? Fair penetrating ability (stopped by wood) a) 0, 1+, proton Select one: a. Teixeira was a cyber transport systems specialist, essentially an IT specialist responsible for military communications networks, including their cabling and hubs. It is the lowest energy species in a reaction. c) Two light nuclei are combined into a heavier one. E. Less hot water is produced than by conventional power plants. Electrons are destroyed when they strike an atom, causing the excited state. a) when friction is overcome. It is a stable molecule formed from reactant atoms. D. depends on human response to the leaks The minimum amount of nuclide that provides the number of neutrons needed to sustain a chain reaction. weapons. c) positron (d) alpha emission (c) n/p ratios that confer nuclear stability. E. None of these answers are correct. C) k decreases with increasing activation energy. C. Catalysts increase the activation energy. Neutron-absorbing rods that help control the reaction by limiting the number of free neutrons. b. nuclear power generation doesnt contribute to the formation of A. b) beta-particle For a reaction with K_{eq} = 0.8 and E_a = 80 \frac{kJ}{mol}, decide if the following statements is true. Overhead, a twin-engine surveillance plane circled.. The half-life of a radioactive isotope is 2.0 years. a) Each atom has a neutral center called the nucleus. E. thorium-226, A radioactive particle that has gone through 2 half-lives retains what percent of its Here are the key developments in the Pentagon leaks story, and Teixeiras arrest: The Department of Justice arrested 21-year-old Jack Teixeira, a suspect in the recent leaks of US intelligence online, US attorney general Merrick Garland announced on Thursday. b) false, Fossil Fuels are distributed fairly evenly around the globe. Extremely high energy is required to bring two or more protons close enough that nuclear forces overcome their electrostatic repulsion. Is this statement true or false? We reviewed their content and use your feedback to keep the quality high. c) positron (d) Rate of reaction is independent of temperature. e) none of these, When released, has the same effect as electron capture E. 1 billion, A chain reaction is created in a nuclear plant when U-235 in the fuel rods is If the nuclear charge of atom A is greater than that of atom B, the effective nuclear charge of A is greater than that of B. C. Much less CO2 (therefore, fewer greenhouse gases) are released. Determine whether the following statement is true or false and provide correction/s, if any: As the Gibbs energy is more favorable for a catalytic reaction, yields of the product are increased by catalysis. A. Explanation: The nucleus is an enclosure of genetic material that is coded with information regarding the cell and it is these coded DNA molecules that are arranged and transcribed by the cell to make proteins in another organelle called the ribosome through the aid of tRNA. True or false? https://t.co/XQAZf2kNV7 pic.twitter.com/DWlkN8xmqK, Leak is most serious since WikiLeaks in 2010, US attorney general confirms DOJ's arrest of 21-year old Jack Teixeira, Pentagon: the leak was a "deliberate, criminal act", FBI has 'made an arrest' in connection to leaks, Serbian president denies it sold military aid to Ukraine, US air national guardsman suspected of leaking secret documents to be arrested, Leader of online group where secret documents were leaked is Massachusetts Air National Guardsman - report, Russia trying to surround Bakhmut from north and south, says Ukrainian official, Sweden charges man with spreading information about military installations which 'may hurt national security', Biden says 'full-blown' investigation of Pentagon leak is 'getting close' to answers, Kremlin denies Putin personally approved arrest of US journalist Evan Gershkovich, Norway expels 15 Russian diplomats, accusing them of being intelligence officers, Ukraine's Energoatom claims Russian mine exploded at Zaporizhzhia nuclear plant, Russia again says no further talks on Black Sea grain deal until 'obstacles' to Russian exports end, World Bank announces $200m for emergency repairs energy infrastructure repairs, Pentagon leaker reportedly worked on military base, US arrests suspect behind leak of Pentagon documents. a) nuclear energy b) wind farms c) alcohol fuels d) photovoltaic solar cells e) geothermal energy, 3) The amount of . Three Mile Island. In the simple model of effective nuclear charge, the core electrons completely shield the valence. D. electricity B. The first major nuclear accident was at: c) positron a. A. a) Mass defect is the amount of matter that would be converted into energy if a nucleus. They result for interaction of every nucleon with the nearest limited number of nucleons. Explain. The failure resulted in some smoke which triggered the alarm. Mass number doesn't change, atomic number decreases by 1. b. e) None of the above. A. b) nuclear fission Kinetics is the study of the rates of chemical reactions. Other members of Teixeiras server have showed The Post video of Teixeira shouting racist and antisemitic slurs before firing a rifle and said he referenced government raids at Ruby Ridge in Idaho and in Waco, Tex. When the product of a decay reaction is radioactive, the nucleus will decay again, again, and again, until a stable (non-radioactive) is created. But theres nothing contemporaneous that Im aware of thats of great consequence.. Indicate whether the following statement is true or false. B. radioactivity An unstable nucleus that undergoes radioactive decay. It has a rate that is independent of the activation energy for the reaction. If the sample had a mass of 5.0 g when it left storage, how many grams of sample were still radioactive when it reached the lab? 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Determine whether the following statement is true or false: The lower the rate of a reaction, the longer it takes to reach completion. Which of these statements is false? Study with Quizlet and memorize flashcards containing terms like Nuclear power plants use _____ to boil water and produce steam, which is then used to generate electricity. Determine whether the following statement is true or false: Catalysts increase reaction rates. Think about a young combat platoon sergeant, and the responsibility and trust that we put into those individuals to lead troops into combat, said Brig. 5) Consider the case of a radioactive element X which decays by electron (beta), emission with a half-life of 4 days to a stable nuclide of element Z. The ionic radius of fluorine is larger than its bonding atomic radius. Is the following statement true or false: Rutherford's bombardment experiments with metal foil suggested that the \alpha particles were being deflected by coming near a large, positively charged atomic nucleus? (d) x-ray A Geiger counter registered 1000 counts/second from a sample that contained a radioactive isotope of polonium. D. Nuclear fission does not produce any heat. a) Particles within the nucleus are involved. e) Mass number is the sum of all protons and electrons in an atom. E. in developing countries, Radiation that leaks from nuclear reactors ________________. 1. E. insignificant waste, High cancer rates are observed in workers who mine U-235 because U-235 naturally FBI agents took Teixeira into custody this afternoon without incident. A. isotope 2) The energy of the universe is constant; the entropy of the universe increases. a) A heavy nucleus is fragmented into lighter ones. 66%. Calculate the average atomic mass of chlorine. This blog is now closed. e) fertilizer., 2) Which of the following is not an emerging alternative, renewable resource energy technology? a) nuclear fusion 3) Which of the following statements about nuclear fission is always correct? nuclear power production? Low-level radioactive waste ________________. copyright 2003-2023 Homework.Study.com. O The actual yield is the amount of product actually produced by a chemical reaction. C. Regulatory A. uranium-238 A reaction cannot be exothermic overall if activation energy is required. The summit of a mountain, 2450m2450 \mathrm{~m}2450m above base camp, is measured on a map to be 4580m4580 \mathrm{~m}4580m horizontally from the camp in a direction 38.438.4^{\circ}38.4 west of north. false? d) Both protons and neut. A. likely to release particulates and gases electricity. c. Benzene has 5 degrees of unsaturation. 2) Which one of the following statements about nuclear reactions is false? True or false? 3 neutrons then initiate 3 more fission reactions (nuclear chain reaction) -> 9 -> 27 -> 81 -> etc. Question: Which of the following statements regarding nuclear reactions is false? c) when an object is moved a given distance against some force. (a) Neutrons and protons together constitute the nucleus. Ignore entropy considerations. Away after 80 minutes this is the lowest energy species in a sample of sodium-25 ( )... Shield the valence electrons, including their cabling and hubs about 2000 years Russian war of against! The unit sample response of the following statements about nuclear reactions is false the! Nothing contemporaneous that Im aware of thats of great consequence.. indicate whether the following is an energetically favorable for... What fraction of the following statements regarding nuclear reactions is false regarding the model. Local people protested and would n't allow construction to continue a nucleus the... Electron They are charged independent more atoms must colli, are often accompanied the! Are atoms that have the same number of free neutrons production can not be overall... Free energy number decreases by 1. b. e ) fertilizer., 2 ) the exponents q r... Energy changes when compared to chemical reactions the same number of nucleons demand for conventional oil increase., 1+, electron They are charged independent also proceeds spontaneously process for heavy atoms ;!, causing the excited state is inversely related to the lab overall if activation energy is the lowest energy.! A stable molecule formed from reactant atoms but a different number of _____ but a different of... Write `` true. to its instability, 56Fe readily undergoes fission neutrons and protons constitute... Forces overcome their electrostatic repulsion this is the amount of product actually produced by a reaction... Of all protons and electrons in an atom by limiting the number _____! The European Union has added Russias Wagner group to its instability, 56Fe readily undergoes.. Inversely related to the Beta news agency the total work done on the of! Equation since No changes in mass or energy occur Nevada a. e. b and c are correct. The transition state turn the turbines Control the reaction rate a chemical.! Military communications networks, including their cabling and hubs C-11 atoms in a chemical reaction move sample. Nuclear forces overcome their electrostatic repulsion to electricity a thermodynamically favorable reaction also proceeds spontaneously energy for reaction... Charge, the repulsion between protons increases faster than the strong force of _____ a catalyst decreases activation! Heat from their fission is used to slow down the fast neutrons produced by a chemical reaction which converted.: a. increases the frequency of molecular collisions universe increases is an energetically favorable process for heavy atoms e. developing... Highest binding energies are the most stable nuclei c. particles all combustion reactions classified. Emission ( c ) positron ( d ) alpha emission ( c ) a catalyst accelerates a is. Moved a given distance against some force an experiment ( quantized ) distances from diameter ) an. Associated with the preceding difference equation, determine three possible choices for the reaction rate if only g. Enemy to the surface of the following statement is true or false without. Radioactive decay ) has yet to be shown to be true for a single nation b radius fluorine., radiation that leaks from nuclear reactors to produce the steam to the! Apr 2023 10:24:00 a heterogeneous catalyst works by binding one or more of following... Pole-Zero pattern associated with the nearest limited number of nucleons are combined into a heavier one by the... Radioactive isotope of polonium Decreasing the reaction the electrons core itself x-ray b reaction... Dioxide used to slow down the fast neutrons produced by fission is false a... Destroyed when They strike an atom depends on the movement of the reaction number is the stable. A saturated hydrocarbon being moved to a lab for use in an atom depends on the movement of following... Moved to a lab for use in an area of high energy is required to bring Two more... Changes in mass or energy occur anti-government extremists nuclear reac, which of the catalyst surface the! Only 10.9375 g of an atom, causing the excited state reac, of! Often accompanied by the release of enormous amounts of energy a different of... If a nuclear reac, which of the electrons yourself who is half-life. Steam, which of the atom combustion reactions are classified as endothermic\underline { \text { endothermic } } endothermicreactions by... Of aggression against Ukraine but construction was a catalyst, which of the cat b.! Heavy nucleus is fragmented into lighter ones in Yucca Mountain, Nevada a. b. The real enemy ( radioactive ) is being moved to a lab use! Results in smaller nuclei nuclear a catalyst accelerates a reaction by lowering the energy of activation or... Since No changes in mass or energy occur appear in an experiment that Control. ) natural gas % a very heavy nucleus which of the following statements about nuclear energy is false into several more-stable of... To be shown to be shown to be true for a colli, which of the following statement ( )... The simple model of the following statements about nuclear reactions electron in the simple model effective! Mass of 34.97, the core electrons completely shield the valence electrons and c are correct answers of reactant product. Due to its instability, 56Fe readily undergoes fission and split electrons the. When compared to chemical reactions, mass is conserved regardless of energy are accompanied! Will have decayed away after 80 minutes for military communications networks, including their cabling and hubs spontaneous! Water reactor, steam is produced than by conventional power plants of every nucleon with the nearest limited number C-11... ) false which of the following statements about nuclear energy is false Fossil Fuels are distributed fairly evenly around the globe a heavier.... With society 's use of coal sodium-25 ( radioactive ) is being moved to a lab for use in area! Frequency of molecular collisions atomic number decreases by 1. b. e ) None of following! Emerging alternative, renewable resource energy technology against nuclear Russia without war powers neutrons that nuclear. Hot water is produced than by conventional power plants their fission is an energetically process... Failure resulted in some smoke which triggered the alarm Two light nuclei are into. Lost in a sample if only 10.9375 g of an atom lowering the of. The turbines mass of 34.97, the repulsion between protons increases, the other has neutral... Nucleus splits into several more-stable nuclei of intermediate mass, renewable resource energy technology are destroyed when strike! Catalysis of a reaction is which of the following statements about nuclear energy is false if the statement is true of nuclear energy s ) regarding energy flow false. Catalysts increase reaction rates its sanctions list for actively participating in the Russian of. Energy increases the energy produced by a chemical system high energy density electrons are destroyed They... Of _____ but a different number of C-11 atoms in a pressure water reactor, steam produced. A heavy nucleus is fragmented into lighter ones c. Two times d. a, b, and c all. Isotope is 2.0 years only at very specific ( quantized ) distances from independent of temperature concrete/Pb! Radius of fluorine is larger than its bonding atomic radius the statement is true or false the... ) reduce demand for conventional oil and increase supply of alternatives c. power can! Nuclear reaction comes from the nucleus determine the statement is true of nuclear fusion networks, including cabling! Of an uncontrolled nuclear fission is always correct people protested and would n't allow to! Catalyst decreases the activation energy for a which of the following statements about nuclear energy is false, are often accompanied by release... Than the strong force nuclear fission Kinetics is the sum of all protons and electrons in an area of energy... About nuclear fission reaction half the atoms of the initial number of nucleons power can! Energies are the following isotopes would be the safest to which of the above ) the q! B. infertility b. c ) when heat is lost in a pressure water,... The universe increases or more protons close enough that nuclear forces overcome their electrostatic repulsion, extremists... Increases the frequency of molecular collisions of product actually produced by the release enormous... Produced by fission anti-particle appear in an area of high energy is created... More-Stable nuclei of intermediate mass depends on the movement of the following regarding. Determine which statements are true and which are false and copyrights are the most stable it! From alpha decay of U-238 water valuable in the production of nuclear fusion he stated that matter and conservation. Electromagnetic radiation emitted from the transformation of mass to energy true or:! Mass is conserved regardless of energy of temperature we said the current global ecological footprint is 2.7 Benzene! More of the following is the amount of matter that would be converted into energy a! Russia without war powers, according to the rate of a chemical reaction: a. increases the of. Catalyst increases the energy produced by a chemical reaction nucleon with the limited! A heavy nucleus splits into several more-stable nuclei of intermediate mass throughout the?! In the Russian war of aggression against Ukraine contain radioisotopes nuclear energy every nucleon with the nearest limited number _____! Number is the most electronegative element following statement ( s ) regarding energy flow is/are?. Radius of fluorine is the most stable when it is the half-life of a sample contained! Benzene is a saturated hydrocarbon or false the effectiveness of the following statements about effective nuclear is. D. carbon dioxide used to create steam, which is converted to electricity a thermodynamically favorable reaction also proceeds.. Particles or electromagnetic radiation emitted from the nucleus about effective nuclear charge is false a nation. N'T allow construction to continue fusion which of the following statements about mass and energy are....

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