Find the pressure of neon gas having density `0.9 gm lit^(-1) "at" 350 K` temperature.

Find the moles of O_(2) gas having presure 250 bar in 500 ml vessle at 350 K temperature.

At standard pressure and temperature conditions the density of a gas in g.lit^(-1) , whose molecular weight is 45

Helium is a monatomic gas that has a density of 0.179 kg//m^(3) at a pressure of 76 cm of mercury and a temperature of 0^(@) C . Find the speed of compressional waves (sound) in helium at this temperature and pressure.

Helium is a monatomic gas that has a density of 0.179 kg//m^(3) at a pressure of 76 cm of mercury and a temperature of 0^(@) C . Find the speed of compressional waves (sound) in helium at this temperature and pressure.

Find the. final temperature when under same pressure a gas expands from 750 cc to 1 lit. Initial temperature is -30^@C

Dissolving 120 gm of urea in 100 gm of water gave a solution of density 1.15 gm "lit"^(-1) . The molarity of the solution is