Given +0.80 volts on the volt meter for the first one

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How would I write the two redox half-reactions for these:

Ag/Ag+| | H+/H2

Cu/Cu2+| | H+/H2

H2/H+| | Zn2+/Zn

Cu/Cu2+| | Zn2+/Zn

Ag/Ag+| | Zn2+/Zn

Would I just write it like this for the first one:

Ag -> ag+ + 1e

H+ 1e -> H2

and then how would I calculate the Ecell for each one if I am given +0.80 volts on the volt meter for the first one?

 

 

Reference no: EM13777988

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Given +0.80 volts on the volt meter for the first one : Ag -> ag+ + 1e H+ + 1e -> H2 and then how would I calculate the Ecell for each one if I am given +0.80 volts on the volt meter for the first one?
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