Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 3 Chemical Reactions - Study Questions - Page 137d: 55


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Work Step by Step

a) $CuCl_2(aq)+H_2S(g)\rightarrow CuS(s)+2\ HCl(aq)$ Precipitation reaction. b) $H_3PO_4(aq)+3\ KOH(aq)\rightarrow 3\ H_2O(l)+K_3PO_4(aq)$ Acid-base reaction. c) $Ca(s)+2\ HBr(aq)\rightarrow H_2(g)+CaBr_2(aq)$ Gas-forming and oxidation-reduction reaction. d) $MgCl_2(aq)+2\ NaOH(aq)\rightarrow Mg(OH)_2(s)+2\ NaCl(aq)$ Precipitation reaction.
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