Vapour density is defined as:

Practice MCQ for SSC, UPSC, RRB Exams

A. Mass of 1 mole of gas A.
B. Density of vapor per liter B.
C. Half of molecular weight C.
D. Molecular weight × 2 D.

Correct Answer: C সঠিক উত্তর: C

Explanation ব্যাখ্যা

Vapour density = Molecular mass / 2
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