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The number of molecules of hydrogen in 1...

The number of molecules of hydrogen in 1 cc of hydrogen gas at NTP.

A

`2.688 xx 10^(19)`

B

`3.688 xx 10^(19)`

C

`3.688 xx 10^(10)`

D

`2.688 xx 10^(10)`

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The correct Answer is:
A
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