Which of the Following Statements Regarding Ordinary Chemical Reactions and Nuclear

question 198

Multiple Choice

Which of the following statements regarding ordinary chemical reactions and nuclear reactions is correct?

• A)The identity of an atom may change during a nuclear reaction.
• B)The identity of an atom may change during an ordinary chemical reaction.
• C)There can never be a change in the total mass measured before and after a chemical reaction or a nuclear reaction.
• D)The energy change associated with a chemical reaction is always much greater than that of a nuclear reaction.
• E)The free energy of the universe always increases during nuclear reactions.