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The number of 1.0 g hydrogen in litres a...

The number of 1.0 g hydrogen in litres at N.T,P is

A

`1//2 xx 6.02 xx 10^23`

B

`2 xx 6.02 xx 10^23`

C

`6.02 xx 10^23`

D

`4 xx 6.02 xx 10^23`

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