Four 1-l flasks are separately filled with the gas hydrogen, helium, oxygen and ozone at the same room temperature and pressure. The ratio of total number of atoms of these gases present in the differ

Question

Four 1-l flasks are separately filled with the gas hydrogen, helium, oxygen and ozone at the same room temperature and pressure. The ratio of total number of atoms of these gases present in the different flasks would be

Prashant Kotian · Accepted Answer

Correct answer: C. Moles are equal. Atom ratio matches atomicity: H2 (2), He (1), O2 (2), O3 (3). Ratio is 2:1:2:3. Therefore, correct answer is C.

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