Question

is decrease in enthalpy the only criterion for spontaneity

Answer 1

A positive sign is energy gain by the system while a negative sign is energy loss by the system. Hence, enthalpy has no bearing on the spontaneity of a process. ... In a spontaneous process, nature is allowed to take its own course, randomness prevails and hence the entropy of the system increases.

Mark as a brainlist i want 2 brainlist to get a new rank