The mass of a gas that occupies a volume of 612.5 ml at room temperature and pressure (25°C and 1 atm pressure) is 1.1 g. The molar mass of the gas is
A. 66.25 g mol-1
B. 44 g mol-1
C. 24.5 g mol-1
D. 662.5 g mol-1
Answer:B
The mass of a gas that occupies a volume of 612.5 ml at room temperature and pressure (25°C and 1 atm pressure) is 1.1 g. The molar mass of the gas is
A. 66.25 g mol-1 B. 44 g mol-1 C. 24.5 g mol-1 D. 662.5 g mol-1