Question

Liberation of energy

Answer 1

 High-energy phosphate metabolism andenergy liberated as heat and work were measured in 3 sec tetani of frog sartorius muscles at 0 °C. ... The observed changes in inorganic phosphate and creatine levels indicated that the only significant reaction occurring was phosphocreatine splitting.

Answer 2

liberate means release as a result of a chemical reaction or physical decomposition .