Question 22The mass of 800cm3 of a gas X at s.t.p. is 1.0g. What is the molar mass of X? [1 mole of a gas at s.t.p occupies 22.4dm 3]A.18.0g mol-1B.22.4g mol-1C.28.0gmol-1D.36.0gmol-1Objective Show full explanation