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Which of the following pairs of gases co...

Which of the following pairs of gases contains same number of molecules ?

A

11 g of `CO_2` and 7 g of `N_2`

B

44 g of `CO_2` and 44 g of `N_2`

C

22 g of `CO_2` and 28 g of `N_2`

D

None is correct

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The correct Answer is:
A
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