" The density of helium in "0.1782" g per litre at "N" .T.P.Its density at "27^(@)C" adn "740mm" Hg will be "

The density of helium is 0.1782 g per litre at N.T.P. Its density at 27^(@) C and 740mm Hg will be

Density of ammonia is 0.77 g/litre at NTP. Its vapour density is :

The density of nitrotgen is 1.25 kgm^(-3) at S.T.P. Find its density at 42^(@)C and 730 mm of Hg.

The density of air is 0.001293g//ml at S.T.P. Its vapour density will be:

The density of air is 0.001295 g/cc at S.T.P. Its vapour density is

Density of gas is inversely proportional to absolute temperature and directly proportional to pressure rArr d prop P/T rArr (dT)/P = constant rArr (d_(1)T_(1))/P_(1) =(d_(2)T_(2))/P_(2) Density at a particular temperature and pressure can be calculated bousing ideal gas equation PV = nRT rArr PV = ("mass")/("molar mass (M)") x RT P xx M =("mass")/("volume") xx RT rArr P xx M = d xx RT d=(PM)/(RT) The density of gas is 3.8 g L^(-1) at STP. The density at 27°C and 700 mm Hg pressure will be

Density of gas is inversely proportional to absolute temperature and directly proportional to pressure rArr d prop P/T rArr (dT)/P = constant rArr (d_(1)T_(1))/P_(1) =(d_(2)T_(2))/P_(2) Density at a particular temperature and pressure can be calculated bousing ideal gas equation PV = nRT rArr PV = ("mass")/("molar mass (M)") x RT P xx M =("mass")/("volume") xx RT rArr P xx M = d xx RT d=(PM)/(RT) The density of gas is 3.8 g L^(-1) at STP. The density at 27°C and 700 mm Hg pressure will be

The density of gas is 3.8 gL^(-1) at STP. The density at 27^@C and 700mm Hg pressure will be

The density of CO_2 at 100^@C and 800 mm of Hg is :

The measured density of helium gas at NTP is 0.1784 gm per litre. What is the weight of 1 mole of this gas ?