Question- Using the activity series, write balanced chemical equations for the following reactions. If not reaction occurs, simply write NR.
(a) Nickel metal is added to a solution of copper(II) nitrate
(b) A solution of zinc nitrate is added to a solution of magnesium sulfate.
(c) Hydrochloric acid is added to gold metal
(d) Chromium metal is immersed in an aqueous solution of cobalt(II) chloride
(e) Hydrogen gas is bubbled through a solution of silver nitrate
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