Caculate the root mean square velcity of molecules of a gas whose densilty is `1.4kgm^(-3)` at a pressure of `76cm` of mercury (sp. gr. sp.of mercury `=13.6` and `g=9.81ms^(-2)`)

Convert a pressure of 76 cm of mercury into Nm^(-2) . Density of mercury is 13.6 gm//c c .

Calculate the root mean square velocity of nitrogen at 27^(@)C and 70cm pressure. The density of Hg is 13.6 g cm^(-3) .

Calculate the root mean square velocity of nitrogen at 27^(@)C and 70cm pressure. The density of Hg is 13.6 g cm^(-3) .

Calculate the root mean square velocity of the molecules of hydrogen at 0^(@)C and pressure 76cm of Hg when the density of hydrogen at S.T.P. is 0.00009 g cm^(-3) .

The number of molecules in 1 cm^(3) of an ideal gas at 0^(@)C and at a pressure of 10^(–5) mm of mercury is –

Calculate the root mean square velocity of the molecules of hydrogen at 0^(@)C and 100^(@)C . Density of hydrogen at NTP =0.0896kgm^(-3) and density of mercury =13.6xx10^(3)kgm^(-3)

Find the number of molecules in 1cm^(3) of an ideal gas at o^(@) and at a pressure of 10^(-5)mm of mercury.

Find the number of molecules in 1cm^(3) of an ideal gas at 0^(@)C and at a pressure of 10^(-5)mm of mercury.