If the density of hydrogen at STP is `0.09Kgm^(-3)` ,then `rms` velocity of its molecules at `0^(@)C` will be

If the density of hydrogen gas at N.T.P. is 8.93xx10^(-5)gm//cm^(3) then the rms speed of the molecules of the hydrogen gas at NTP will be

If the density of the gas at NTP is 0.178 km//m^(3) , then the R.M.S. velocity of the molecules of a gas at N.T.P. will be (P_(0)=10^(5)N//m^(2))

The root mean square velocity of hydrogen molecules at 300 K is 1930 ms^(-1) . The rms velocity of oxygen molecules at 1200 K will be

The density of hydrogen gas at STP is 0.9 kg m^(-3) The mean kinetic energy of one gram molecule of hydrogen gas is approx

Molecular weight of oxygen is 32 and that of hydrogen is 2. The ratio of the rms velocity of hydrogen molecule at 400K to rms velocity of oxygen molecule at 900 K is given by

The density of carbon dioxide gas at 0^(@)C and at pressure 1.0 xx 10^(5) Nm^(-2) is 1.98 kg m^(-3) . Find the rms velocity of its molecules at 0^(@)C and also at 30^(@)C , assuming pressure to be constant.

The speed of sound in hydrogen at 0^@c is 1280 m s^(-1) . The density of hydrogen at STP is 0.089 kg m^(-3) . Calculate the molar heat capacities (C_p and C_v) of hydrogen.

If at STP , velocity of sound in a gas ( gamma = 1.5) is 600 m/s , the r.m.s. velocity of the gas molecules at STP will be