Calculate the molar mass of HF if density of HF gas is 3.17 g / L at 300 K and 1.0 atm

CHEMISTRY · Subjective · A Level · Chemistry · Amount of substance · Amount of substance

Problem

Calculate the molar mass of HF if density of HF gas is 3.17 g / L at 300 K and 1.0 atm. Comment on the result.