10
QuizMultiple Choice
Unit Test — Unit test
Question 10 • TX-Chemistry B
Given that Cu(s) + 2HCI(aq) Cu2+(aq) + 2CI–(aq) + H2(g) has an overall reduction potential of –0.34 V, what is a valid prediction about how this reaction works?
Answer
A
The reaction is not spontaneous and will require energy to proceed.B
The reverse reaction would require energy input in order to occur.C
The half reactions would both occur spontaneously.D
The reaction is not spontaneous, and it is impossible to make it occur.