What is the molar mass of Freon-11 gas if its density is 6.13 g/L at STP
A) 0.274 g/mol
B) 3.64 g/mol
C) 78.2 g/mol
D) 137 g/mol
E) 365 g/mol

Question

Quizplus · Accepted Answer

At STP (standard temperature and pressure), 1 mole of any gas occupies 22.4 liters. The density of Freon-11 is given as 6.13 g/L. To find the molar mass, multiply the density by the volume occupied by 1 mole of gas at STP: 6.13 g/L * 22.4 L/mol = 137.312 g/mol, which rounds to 137 g/mol.

What Is the Molar Mass of Freon-11 Gas If Its