Reaction 1. Cu(s) + 4HNO3 ? Cu(NO3)2 (aq) + 2NO2 (g) + 2H2O (l)

Reaction 2. Cu(NO3)2 (aq) + 2NaOH (aq) ? Cu(OH)2 (s) + NaNO3 (aq)

Reaction 3. Cu(OH)2 (s) + Heat ? CuO (s) + H2O (g)

Reaction 4. CuO (s) + H2SO4 (aq) ? CuSO4 (aq) + H2O (l)

Reaction 5. CuSO4 (aq) + HCl ? Cu (s)

A. If the reaction is an oxidation-reduction reaction:
i. Write the half-reactions and label as oxidation or reduction.
ii. Balance each half-reaction.
iii. Balance the electrons.
iv. Summarized the half-reactions to obtain a balanced chemical equation for the reaction.

B. If the reaction is a precipitation or acid/base reaction, write the formula unit equation, the total ionic and net ionic equations.

C. If the reaction is decomposition reaction, write a balanced chemical equation.

Someone plz help me?

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