Calculate the ration of speed of sound in neon to that in water vapours at any temperature. Molecular weight on neon `=2.02xx10^(-2)kg//mol e` and for water vapours, molecular weight is `1.8xx10^(-2)kg//mol e`.

The ratio of speed of sound in neon to that in water vapours at any temperature (when molecular weight of neon is 2.02xx10^(-2)kg mol^(-1)

(a) Speed of sound in air 332 m/s at NTP. What will the speed of sound in hydrogen at NTP if the density of hydrogen at NTP is (1/16) that of air. (b) Calculate the ratio of the speed of sound in neon to that in water vapour any temperature. [Molecular weight if neon = 2,02 xx 10^(-2) kg//mol and for water vapours = 1.8 xx 10^(-2) kg//mol ]

The ratio of speed of sound in monomatomic gas to that in water vapours at any temperature is. (when molecular weight of gas is 40 gm//mol and for water vapours is 18 gm//mol )

Calculate the edge length of the unit cell of sodium chloride given density of NaCI is 2.17 xx 10^(3) kgm^(-3) and molecular weight 58.5 xx 10^(-3)kg mol^(-1) .

The vapour pressure of a solution of a non-volatile electrolyte B in a solvent A is 95% of the vapour pressure of the solvent at the same temperature. If the molecular weight of the solvent is 0.3 times, the molecular weight of solute, the weight ratio of the solvent and solute are:

Given that mass of an atom of helium gas is 6.68 xx 10^(-27) kg . Calculate Avogadro's number. Molecular weight of He = 4.