**Assertion (A):** The number of molecules in of is the same as in of .
**Reason (R):** is and is .

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Question

**Assertion (A):** The number of molecules in $16 ext{ g}$ of $O_2$ is the same as in $28 ext{ g}$ of $N_2$.
**Reason (R):** $16 ext{ g } O_2$ is $0.5 ext{ mole}$ and $28 ext{ g } N_2$ is $1.0 ext{ mole}$.

Prashant Kotian · Accepted Answer

Correct answer: D. ; . Since the mole counts are different, the number of molecules () is different. Assertion is false; Reason is true. [1]

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