1.

Consider the following standard reduction potential data to answer the next three questions Half-reactions. E^(@)(V) NO_(3)^(-)+4H^(+)+3e^(-)rarrNO(g)+2H_(2)O(l) 0.955V NO_(3)^(-)+3H^(+)+2e^(-)rarrHNO_(2)+H_(2)O(l) 0.940V O_(2)+4H^(+)+4e^(-)rarr2H_(2)O 1.23V Pt^(2+)+2e^(-)rarrPt 1.18V V^(3+)+e^(-)rarrV^(2+) -0.255V V^(3+)+2e^(-)rarrV -1.20V What is E^(@) for VrarrV^(3+)+3e^(-)?

Answer»

1.38V
0.885V
`-0.835V`
`-1.38V`

ANSWER :B


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