which statements concerning free energy change are true?
Free energy change is a measure of the rate of a reaction.
Free energy change is a measure of the maximum amount of work available from a reaction.
Free energy change is a constant for a reaction under any conditions.
Free energy change is related to the equilibrium constant for a specific reaction.
Free energy change is equal to zero at equilibrium.
Free energy change of a reaction is related to the redox potential of the reaction.