6-3 Determine molar mass of a gas from density, Pressure, and Temperature data

6-3-ALD. What is the density of Freon-11 (CFCl₃) at 120°C and 1140 torr?
A. 1.59 x 10⁴ g/L
B. 20.9 g/L
C. 6.39 g/L
D. 22.4 g/L




6-3a-ALD. An evacuated 63.8 mL glass bulb is filled with a gas at 295K and 0.983 atm. The mass of this gas is 0.104 g. What is the identity of this gas?
a. N₂
b. Ne
c. Ar
d. O₂