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Redox Reactions

Question
CBSEENCH11006684

If E° for the reaction
   2 space Zn to the power of 2 plus end exponent left parenthesis aq right parenthesis space plus space 2 straight e to the power of minus space rightwards arrow space space space Zn left parenthesis straight s right parenthesis
is space space minus space 0.76 space straight V space what space will space be space straight E degree space value space for space the space reaction
space space 2 space Zn to the power of 2 plus end exponent left parenthesis aq right parenthesis space plus space 4 straight e to the power of minus space space space rightwards arrow space space space 2 space Zn left parenthesis straight s right parenthesis ?

Solution
  E° for the reaction will be the same –0.76 V.