ntahvil Posted January 30, 2019 Share Posted January 30, 2019 i was wondering when figuring out the value of E° cell which equation do i use?1. cathode - anodeor2. cathode + anodethe OAT Kaplan book gave the second equation but the Kaplan MCAT book is giving me the first equation Link to comment Share on other sites More sharing options...
chenbeier Posted January 31, 2019 Share Posted January 31, 2019 It is cathode - anode normally. But check the Nernst equation if the Logarithmen has a plus or minus and the quotient is log(Ox/Red) or log(Red/Ox). This change the value. Link to comment Share on other sites More sharing options...
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