Pence, Harry E. Study guide to accompany chemistry & chemical reactivity [by] Kotz & Purcell, second edition / Harry E. Pence. - Fort Worth : Harcourt Brace Jovanovich College Pub, c1991. - 430p. : ill. ; 28 cm. ISBN: 0030534895 Subjects--Topical Terms: Chemistry--Problems, exercises, etc.