A current of 4.0 A is passed for 5 hours...

A current of 4.0 A is passed for 5 hours through 1 L of 2 M solution of nickel nitrate using two nickel electrodes. The molarity of the solution at the end of the elelctrolysis will be:

1.5 M

1.2 M

2.5 M

2.0 M

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