Compared to the energy it takes to separate oxygen and hydrogen from water,the amount of energy given off when they recombine is
A)slightly more.
B)slightly less.
C)much more.
D)much less.
E)the same.

Question

Quizplus · Accepted Answer

The energy required to separate oxygen and hydrogen from water is the same as the energy released when they recombine, due to the conservation of energy principle.

Compared to the Energy It Takes to Separate Oxygen and Hydrogen