If 9 gm H(2)O is electrolysed completely...

If 9 gm `H_(2)O` is electrolysed completely with the currect of 50 % efficiency then :

A

1F of electricity will be needed

B

3F of electricity is needed

C

5.6L of `O_(2)` at STP will be formed

D

11.2 L of `O_(2)` at STP will be formed

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The correct Answer is:

C

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