Q 1230212112.     `Statement-1:` Equal moles of helium and nitrogen gases (considering both to be ideal) are given equal quantities of heat at constant volume. There will be a greater rise in the temperature of helium as compared to that of nitrogen.

`Statement-2:` The molecular weight of nitrogen is more than the molecular weight of helium.

A

Both Statement-1 and Statement-2 are true and Statement-2 is the correct explanation of Statement-1.

B

Both Statement-1 and Statement-2 are true and Statement-2 is not the correct explanation of Statement-1.

C

Statement-1 is true but Statement-2 is false.

D

Statement-1 is false but Statement-2 is true.

HINT

`C_v` for Helium = `3/2R` `C_v` for Nitrogen = `5/2R`

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