An 'ideal gas enclosed in a cylinder fitted with a piston of volume ZiL is compressed isothermally to `1//3rd` of its initial volume, under the influence of 3 atm constant external pressure. Calculate q. w and `Delta`U.

A cylinder fitted with a piston contains an ideal gas with a volume of 21 L. the gas is compressed isothermally to 1/3 rd of its initial volume under a constant external pressure of 3 atm. Calculate q, w and DeltaU .

Calculate the amount of work done, if 20 g of hydrogen gas is compressed isothermally to 1/4 th of its volume at 27^(@)C .

A certain amount of an ideal gas is enclosed in a cylinder fitted with a movable piston. What would be the changes of the volume of the gas in the following processes? (i) The pressure of the gas is reduced by 25% at constant temperature. (ii) The temperature of the gas is increased by 50% constant pressure.

An ideal gas is compressed adiabatically to 1/4 th of its initial volume at 10^(@)C . Find out the final temperature of the gas [gamma = 1.4] .

A diatomic ideal gas is compressed adiabatically to 1/32 of its initial volume. If the initial temperature of the gas is T_(1) (in kelvin) and the final temperature is aT_(1) .Find the value of a.

The what temperature must a gas at 300K be colled in order to reduce its volume to 1/3 rd of its original volume, pressure remains constant-

Pressure of 1 mol of an ideal gas confined in a cylinder fitted with a piston is 50 atm. The gas is expanded reversible when the cylinder is kept in contact to a thermostat at 25^(@)C . During expansion, the pressure of the gas is decreased from 50 to 5 atm. calculate the change in entropy in this process. if the heat absorbed by the gas during expansion be 5705J, then calculate the change in entropy of the surroundings ?

A gas confined in a cylinder with a frictionless piston is made to expand from 1L to 5L under constant pressure of 1.5 atm. During the process, 800J of heat is supplied from external source. Calculate the change in internal energy off the gas. (1L*atm=101.3J) .

2 mol of an ideal gas is compressed by an isothermal reversible process at 27^(@)C . As a result, pressure of the gas increases from 1 to 10 atm. Calculate w, q, Delta U and Delta H .