JEE Main 2026 Chemistry question
Which of the following contain the same number of atoms? (Given: Molar mass in g mol⁻¹ of H, He, O and S are 1, 4, 16 and 32 respectively) A. 2 g of O₂ gas B. 4 g of SO₂ gas C. 1400 mL of O₂ at STP D. 0.05 L of He at STP E. 0.0625 mol of H₂ gas Choose the correct answer from the options given below:
Answer: (D)
Solution
Moles of atoms: A: (2/32)×2=0.125. B: (4/64)×3=0.1875. C: (1.4/22.4)×2=0.125. D:
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