1.

The number of molecule at NTP in 1 ml of an ideal gas will be

Answer»

`6XX10^(23)`
`2.69xx10^(19)`
`2.69xx10^(23)`
NONE of these

Solution :`:' 22400` ML at NTP has `6.023xx10^(23)` molecule
`:.` 1 ml at NTP has `=(6.023xx10^(23))/22400`
`=0.0002688xx10^(23)=2.69xx10^(19)`.


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