The Temperature of a Monatomic Ideal Gas with a Mass

The temperature of a monatomic ideal gas with a mass per mole of 0.00750 kg/mol is 298 K.The absolute pressure of the gas is 1.65 × 10⁵ Pa when its volume is 1.21 × 10^-3 m³.What is the mass of the gas?

A) 9.11 × 10^-5 kg
B) 2.18 × 10^-4 kg
C) 4.22 × 10^-4 kg
D) 6.04 × 10^-4 kg
E) 2.27 × 10^-3 kg