A sample of a gas at `100^(@)C` and 0.80 atm pressure has a density of 1.15 g `L^(-1)`. What is the molecular weight of the gas?

At 27^(@)C and 8.0 atm pressure, the density of propene gas is :

Density of a gas at 30^(@)C and 1.3 atm pressure is 0.027 g*mL^(-1) . What is the molar mass of the gas?

The density of a gas at STP is 1.5 g/L. Its molecular weight is

The density of a gas at STP is 1.5 g/L. Its molecular weight is

The density of a gas is 2.5g/L at 127^@C and 1 atm. The molecular weight of the gas is

A 3.0L sample of helium gas is stored in a rigid, sealed container at 25^(@)C and 1.0 atm pressure. The temperature is increased to 125%(@)C . What is the new pressure of the gas?

The weight of 1 litre of a gas at 27^(@) and 600 mm pressure is 0.8g. What is its vapour density and molecular weight?

Density of a gas at -135^(@)C and 50.66 atm pressure is 2g*cm^(-3) . What is the density of the gas at STP?

A sample of unknown gas is placed in a 2.5 L bulb at a pressure of 360 Torr and at a temperature of 22.5^(@) C and Is found to weight 1.6616 g. What is the molecular weight of the gas?

The weight of 250 ml of diatomic gas at 0^∘C and 2 atm pressure is 1 gm. What is the atomic weight of the substance?