Explain the physical significance of Van der Waals parameters.
Critical temperature for carbon dioxide and methane are 31.1 oC and – 81.9 oC respectively. Which of these has stronger intermolecular forces and why?
In terms of Charles’ law explain why -273oC is the lowest possible temperature.
What would be the SI units for the quantity pV2T2/n?
A mixture of dihydrogen and dioxygen at oen bar pressure contains 20% by weight of dihydrogen. Calculate the partial pressure of dihydrogen.
2.9 g of gas at 95 oC occupied the same volume as 0.184 g of dihydrogen at 17 oC, at the same pressure. What is the molar mass of the gas?
Calculate the volume occupied by 8.8 g of CO2 at 31.1oC and 1 bar pressure. R = 0.083 bar L K-1 mol-1.
Pay load is defined as the difference between the mass of displaced air and the mass of the balloon. Calculate the pay load when a balloon of radius 10 m, mass 100 kg is filled with helium at 1.66 bar 27oC. (Density Read More …
Calculate the total pressure in a mixture of 8 g of dioxygen and 4 g of dihydrogen confined in a vessel of 1 dm3 at 27oC. R = 0.083 bar dm3 K-1 mol-1.
How much time would it take to distribute one Avogadro number of wheat grains, if 1010 grains are distributed each second?