1.

One coulomb of charge passes through solutions of AgNO_3 and CuSO_4. The ratio of the amountsof silver and copper deposited on platinum electrodes used for electrolysis is

Answer»

`108 : 63.5 `
`54 : 31.75`
`108 : 31.75 `
`215.8 : 31.75`

ANSWER :C


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