What is the quantity of electricity in coulombs needed to reduce 1 mol of Cr 2 O 72- - Consider the reaction-Cr 2 O 72-14 H -6 e - 2 Cr 3-8 H 2 O

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What is the quantity of electricity in coulombs needed to reduce 1 mol of

? Consider the reaction:

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C r_{2} O_{7}^{2 -} + 14 H^{+} + 6 e^{-}

\to

2 C r^{3 +} + 7 H_{2} O

C r_{2} O_{7}^{2 -}

C r_{2} O_{7}^{2 -} + 14 H^{+} + 6 e^{-} \to 2 C r^{3 +} + 7 H_{2} O

C r_{2} O_{7}^{2 -}

C r_{2} O_{7}^{2 -} (a q) + 14 H^{\oplus} (a q) + 6 e^{-} \to 2 C r^{3 +} (a q) + 7 H_{2} O

{C r_{2} O_{7}}^{2 -}

M

{C r_{2} O_{7}}^{2 -} + 6 I^{-} + 14 H^{+} \to 2 C r^{3 +} + 3 I_{2} + 7 H_{2} O

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