Calculate the kinetic energy of per gm molecule of He gas at `27^@C`.

Calculate the number of molecules is 1cm^3 of an ideal gas at 27^@C . Temperature and 20 mmHg pressure. The average kinetic energy of one molecule of the gas at 27^@C=4 times 10^-14 erg , density of mercury = 13.6 g.cm^-3

Calculate the molecular kinetic energy of 1 g helium gas at 127^@C Molecular weight of helium=4 and R=8.3 times 10^7 erg. Mol^-1.K^-1 .

Determine the total kinetic energy of the molecule of 1 g CO_(2) at 27^(@)C in the units of erg and calorie. Assume the ideal behaviour of the gas.

Determine the total kinetic energy of the molecules of 8.0 g CH_(4) at 27^(@)C in the unit of joule.

IF k is Boltzmann constant and T is temperature, the average kinetic energy of each molecule of a gas will be

Average kinetic energy per molecule of He gas at temperature T, is E. Molar constant of gas is R. Calculate Avogadro’s number.

Calculate the average kinetic energy in joules of the molecules in 8.0 g of methane at 27^@C .

Which one is used to calculate the average kinetic energy of gas molecules, average speed or root mean square speed?