AIPMT PRELIMS2004Chemistry-Mole Concept
AIPMT PRELIMS 2004 Chemistry Gas Laws MCQ Question
Type: MCQ-numerical-Medium-Class 11
The maximum number of molecules is present in:-
A
5 L of N₂ gas at STP
B
0.5 g of H₂ gas
C
10 g of O₂ gas
D
15 L of H₂ gas at STP
Correct Answer
Option D
Detailed Explanation
At STP, 1 mole of any gas occupies 22.4 L. Therefore, 15 L of H₂ gas contains the most molecules.
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