JEE Main Chemistry question

Chemistry Some Basic Concepts of Chemistry JEE Main

If mL of the vapour of a substance at NTP weighs g, the mol. wt. of the substance is:

(A)Correct
(B)
(C)
(D)

Answer: (A)

Solution

Scaling mL (weighing g) up to the molar volume 22400 mL at STP gives molar mass .

Question ID VK-130849