Question

A) Pb + Cu2+ --> Pb2+ + Cu+ Water appears in the balanced equation as a  (reactant,...

A)
Pb + Cu2+ --> Pb2+ + Cu+

Water appears in the balanced equation as a  (reactant, product, neither) with a coefficient of _____
How many electrons are transferred in this reaction?

B)

Ni + Cr2O72--> Ni2+ + Cr3+

Water appears in the balanced equation as a  (reactant, product, neither) with a coefficient of _____

How many electrons are transferred in this reaction?

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