Question

A) When the following equation is balanced properly under acidic conditions, what are the coefficients of...

A) When the following equation is balanced properly under acidic conditions, what are the coefficients of the species shown?

CrO42- + Mn--->Cr3+ + Mn2+
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?

C)
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?

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