Chemical Engineering Thermodynamics Ch. 20 Exam || Questions & Answers (100% Correct)

Chemical Engineering Thermodynamics Ch. 20 Exam || Questions & Answers (100% Correct) Chemical Engineering Thermodynamics Ch. 20 Exam || Questions & Answers (100% Correct) Chemical Engineering Thermodynamics Ch. 20 Exam || Questions & Answers (100% Correct) thermochemical equation - ANSWER - A chemical equation that shows the heat involved for the amounts of substances specified spontaneous change - ANSWER - A change that occurs by itself, without an ongoing input of external energy entropy (S) - ANSWER - A thermodynamic quantity related to the # of ways the energy of a system can be dispersed through the motions of its particles second law of thermodynamics - ANSWER - A process occurs spontaneously in the direction that increases entropy of the universe third law of thermodynamics - ANSWER - Entropy of a perfect crystal is zero at 0 K