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chemistry

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Given:
Cr3+(aq) + 3e¨C  Cr(s); E¡ã = ¨C0.74 V
Pb2+(aq) + 2e¨C  Pb(s); E¡ã = ¨C0.13 V
What is the standard cell potential for the following reaction?
2Cr(s) + 3Pb2+(aq) ¡ú 3Pb(s) + 2Cr3+(aq)

  • chemistry -

    No arrows leaves me cold.
    I can't translate some of the symbols.
    Anyway, the answer to your problem is to add the oxidation volts to the reduction volts.

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