Nuclear energy is released when atoms split apart (fission). Similarly, nuclear energy is also released when atoms combine (fusion). Is this a contradiction? Why or why not?

Q: dating works by measuring the   ratio of isotopes   amount of radioactivity absorbed…

A: Answer

Q: How do the nuclear reactions that power the Sun compare to the nuclear reactions that occur in a…

A: A nuclear reaction is described in nuclear physics and nuclear chemistry as the reaction by which…

Q: ng radioactive isotopes is the most stable

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Q: Write a nuclear equation for the fi ssion of uranium-235 by neutron bombardment to form…

A: Nuclear fission:- When the nucleus of a radioactive element undergoes splitting into smaller nuclei,…

Q: For the following reaction, what is the energy released, in GJ/mol? (1 GJ = 1E9 J) Use 2.998E8 m/s…

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Q: We use nuclear reactors for making   radioactivity   electricity   nuclear weapons…

A: Nuclear reactors are used for

Q: Explain why “weapons-grade” Uranium would not likely contain very much Uranium-23

A: Interpretation -  To explain why “weapons-grade” Uranium would not likely contain very much…

Q: Nuclear transmutation happens when a radioisotope disintegrates on its own giving alpha or beta…

A: When the radioactive elements present in nature spontaneously decay by a process that causes…

Q: a) Explain the differences between nuclear fission and nuclear fusion. By which of these two nuclear…

A: Radioactive nucleus generally participate in nuclear fission and nuclear fusion reaction.…

Q: a. What are reasons behind the decline in the use of nuclear energy? b. Why is uranium-235, and not…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Calculate the amount of mass in nanograms that is changed into energy when one mole of liquid water…

A: The chemical reaction,  H2 + 1/2 O2 ------> H2O

Q: Calculate the amount of mass in nanograms that is changed into energy when one mole of liquid water…

A: The chemical reaction,  H2 + 1/2 O2  ------> H2O

Q: How many liters of gasoline, CH(l), when combusted at 25°C are needed to evolve the same quantity of…

A: Given: (Density of octane is 0.702 g/mL, and ΔH° of octane is -249.95 kJ/mol).

Q: Calculate the amount of mass in nanograms that is changed into energy when one mole of liquid water…

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Q: A piece of cobalt originally at 90.6°C was placed into a coffee cup calorimeter containing 200.0…

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Q: The combustion of hydrogen to form one mole of gaseous water has been experimentally determined to…

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Q: What is the change in energy associated with increasing the temperature of 81.7g water from 20°C to…

A: We will use formula of heat energy

Q: 38 when two atoms of ^2 H are fussed to form one atom of ^4 He, the total energy is 3.83 x 10^-12 J.…

A: E = m × c2  On substituting the values into it, we get ; 3.83 × 10-12 J = m × (3.0 × 108)2  m =…

Q: write

A: Alpha particle is actually the nucleus of a helium-4 atom (contains two protons and two neutrons);…

Q: Isotopes that are used to determine groundwater recharge seasonality are referred to by I) stable or…

A: Answer - The correct option is (i) Stable  Explanation - The stable isotopes of oxygen and hydrogen…

Q: Researchers have attempted to combine the nuclei of multiple atoms to generate large amounts of…

A: For the 1st question  Answer - Option showing Fusion  is correct

Q: 7. A piece of copper absorbs 5000 J of energy and undergoes a temperature change from 100 °C to 200…

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Q: What is the change in energy associated with increasing the temperature of 81.7g water from 20°C to…

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Q: Matter has been described as condensed energy. Using Einstein’s equation, calculate the amount of…

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Q: The nuclear reaction below releases energy. Which has more mass, the reactants or the products?…

A: Law of conservation of mass is not applicable for nuclear reactions. As we know, E = mc2 In this…

Q: When a nucleus forms from nucleons, is energy absorbed or released? Why

A: Nuclear binding energy is the energy that requires for the breaking one mole of nuclei of an element…

Q: To boil water by placing a pot onto the stove we must increase its temperature to 100°C. It takes…

A: The process of heating water in a pot involves multiple modes of heat transfer which are as follows:…

Q: Upon heating, baking soda decomposes as follows, creating the holes in baked bread: 2NaHCO, (s)…

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Q: Both fusion and fission are nuclear reactions. Why is a very high temperature required for fusion,…

A: Introduction- Nuclear fusion is a nuclear reaction where 2 nuclei are bombarded and made to react…

Q: How much energy in kJ is released to form one mole of 82 Kr from protons, electrons, and neutrons if…

A: Given that,  82Kr has the mass, m = 81.913482 amu, The mass of the proton is mp = 1.00728 amu, The…

Q: Which example is an enodthermic process? O producing sugar by photosynthesis O formation of snow in…

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Q: In the Styrofoam ball investigation, when the plastic rod is rubbed on the cat's fur, it is…

A: When plastic rod is rubbed against cats fur, the fur acquire positive charges and due to this the…

Q: When two atoms of 2H are fused to form one atom of 4He, the total energy is 3.83x10-12 J. What is…

A: Given Energy = 3.83*10-12 J

Q: A. Explain Fission by providing an example. b. Uranium-233 undergoes alpha decay to form…

A: During the alpha decay process there occurs a mass loss which is converted in to energy in…

Q: A fictional element is found to have two naturally occurring isotopes. The first isotope has a %…

A: First isotope  % natural abundance is =  68.91% Atomic  mass of first isotope =  22.1760 amu Second…

Q: The conversion of energy to mass is only in O nuclear reactions. O spontaneous processes. O…

A: Opt A.   Nuclear reactions   Nuclear reactions are those reactions in which mass and energy got…

Q: 2NaHCO3(s)--> Na2CO3(s)+CO2(g) +H2O(l) When 30.0 g NaHCO3 decomposes, the change in energy…

A: Given:2NaHCO3(s)--> Na2CO3(s)+CO2(g) +H2O(l)

Q: For the following reaction, what is the energy released, in GJ/mol? (1 GJ = 1E9 J) Use 2.998E8 m/s…

A:

Q: Material from spent nuclear fuel rods must be stored for up to how long before it is safe?

A: Spent nuclear fuel are the nuclear fuel those have been irradiated in a nuclear reactor. They are…

Q: 12. A sample of 200. g of water is at an initial temperature of 40.°C. How much energy in Joules…

A: Given datas ;  m = 200 g  Specific heat capacity of water  c = 4.18 J/g.°C  Ti = 40°C  Tf = 13°C  q…

Q: Use the table to the right to answer the following question. Item How many kilograms of isotope…

A: Introduction: Nuclear energy is produce from the nuclear reactions. The reaction can nuclear fission…

Q: Radioactive decay is a spontaneous and random process because A. the decay of the nucleus cannot be…

A: Spontaneous means it happens on its own. You don't need any outside influence to get the isotope to…

Q: A nuclear power station delivers 1 GW of electricity for a year from uranium fission. Given that a…

A: Given: Power generated for a year = 1 GW 1 year = 365 x 24 x 3600 seconds So, Energy = Power x time…

Q: Radioactive decay is spontaneous. O True O False

A: Whether the given statement is true or false has to be given.

Q: It takes 1.25 kJ of energy to heat a sample of pure silver from 10°C to 12.3 °C. Calculate the mass…

A: The heat capacity is the ratio of the energy supplied in the form of heat to the rise in the…

Q: AMoving to another question will save this response. Question 10 How much energy will be released by…

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Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.