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How many hours it take to reduce 3 mole of fe3+ to fe2+ with 2 a current intensity

    • Posted by Priyanka Verma 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Kamal Singh Rawat 8 years ago

    3 mole of Fe3+ gain 7 electrons and form Fe2+. I= 2A, we use formula Q=ne Q= 7 x (1.6 x 10^-19) Q= 11.2 x 10^-19 We use formula Q=It And get answer

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