Question

_____ energy is energy available to do work.

A. Activated complex
B. Catalyst
C. Free
D. Activation

Answer 1

The answer is C. Free Energy.

Activation energy is the energy that must be exceeded before a chemical reaction can occur. Free energy best describes as energy available to do work.

Answer 2

When talking about the available energy within the cells, we're talking about "Free Energy", which is the kind of energy available to do work; and if we express that concempt into a thermal environment, that kind of energy is also known as potential energy; that energy in the cells is stored by ATP molecules and later on moved from one part of the cell to another, where it can be used for other biochemical purposes. Thereby (C.)

Step-by-step explanation: