# Believe That!

Algebra Level pending

Two non-reactive monoatomic ideal gases have their atomic masses in the ratio 2 : 3. The ratio of their partial pressures, when enclosed in a vessel kept at a constant temperature, is 4 : 3. The ratio of their densities is
(A) 1 : 4 (B) 1 : 2 (C) 6 : 9 (D) 8

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