**Statement-1:** 22.4 L of at STP and 22.4 L of at STP contain the same number of molecules.
**Statement-2:** Under identical conditions of temperature and pressure, equal volumes of all gases con

Question

**Statement-1:** 22.4 L of $N_2$ at STP and 22.4 L of $CO$ at STP contain the same number of molecules.
**Statement-2:** Under identical conditions of temperature and pressure, equal volumes of all gases contain the same number of molecules.

Prashant Kotian · Accepted Answer

Correct answer: A. This is a direct application of Avogadro's Hypothesis. Since both are gases at STP with the same volume, they contain molecules.

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