Question

an unknown gas occupies one litre at STP and its mass is 5 gram find its molecular mass​

Answer 1

Answer:

Answer should be 112 gm.

Explanation:

Here, Volume given = 1 L at STP, and, mass of 1 litre of gas = 5 gram.

So, 1 Litre weighs = 5 grams

∴ 1 Mole (22.4 Litres) will weigh = 5 × 22.4 = 112 gm

Mark the answer as brainliest, Pal.