1.

Find the charge in coulombs required to convert 0.2 mole VO_(3)^(2-) into VO_(4)^(3-)

Answer»

`1.93 xx 10^(4)`
`9.65 xx 10^(4)`
`1.93 xx 10^(5)`
`9.65 xx 10^(5)`

SOLUTION :CHARGE = `0.2 xx` 1 Faraday = `0.2 xx 96500` coulombs
`= 19300 = 1.93 xx 10^(4)` coulombs .


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