A Sealed Container Holds 0

Multiple Choice

A sealed container holds 0.020 moles of nitrogen (N₂) gas,at a pressure of 1.5 atmospheres and a temperature of 290 K.The atomic mass of nitrogen is 14.0 g/mol.The Boltzmann constant is 1.38 × 10^-23 J/K and the ideal gas constant is R = 8.314 J/mol · K = 0.0821 L · atm/mol · K.The mass density of the gas is closest to

A) 0.90 kg/m³.
B) 1.3 kg/m³.
C) 1.8 kg/m³.
D) 2.2 kg/m³.
E) 2.6 kg/m³.