Energetics and Thermochemistry Past Question

6 PAGES (18 WORDS) Zoology Exam Question

The branch of chemistry that deals with the heat changes caused by chemical reactions is called

(a) thermodynamics(b) thermal chemistry

(c) thermochemistry(d) None of these


In an exothermic reaction, the integral energy of the products is _________ internal energy of the reactants

(a) greater than (b) lesser than

(c) equal to (d) none of these