A partially inflated balloon contains `500 m^3` of helium at `27^@ C` and `1 atm` pressure. What is the volume of the helium at an altitude of `18000 ft`, where the pressure is `0.5 atm` and the temperature is `-3^@ C` ?

A balloon contains 500m^(3) of He at 27^(@)C and 1 atm pressure. Then , the volume of He at -3^(@)C and 0.5 atm pressure will be

A balloon contains 1500 m^(3) of helium at 27^(@)C and 4 atmospheric pressue. The volume of helium at -3^(@)C themperature and 2 atmospheric pressure will be

A balloon contains 1500 m^(3) of helium at 27^(@)C and 4 atmospheric pressue. The volume of helium at -3^(@)C themperature and 2 atmospheric pressure will be

A balloon contains 600 m^3 of helium a 37^@C and atmospheric pressure. The volume of helium at -13^@C and 0.8 atmospheric pressure will be

The volume of a gas at '27^@' C and 1 atm pressure is V. What will be the volume of gas at '127^@' C and 4 atm

The rms speed of helium at 24^(@)C and 1 atm pressure is 450ms^(-1) . Then the rms speed of the helium molecules at 24^(@)C and 2 atm pressure is

The mass of 1 litre of helium under a pressure of 2 atm and at a temperature of 27^(@)C is

The mass of 1 litre of helium under a pressure of 2 atm and at a temperature of 27^(@)C is

A helium ballon occupies 8.0 L at 20^(@)C and 1.0- atm pressure. The ballon rises to an altitude where the air pressure is 0.65 atm and the temperature is -10^(@)C . What is its volume when it reaches equilibrium at the new altitude? Note: Neglect tension forces in te material of the balloon.