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`.

When 1 mol of an ideal gas is compressed in a reversible isothermal process at T K, the pressure of the gas changes from 1 atm to 10 atm. In the process, if the work done by the gas be 5.744kJ, then T is-

A 5 mol sample of an ideal gas is compressed isothermally and irreversible from 1.5 atm to 15 atm at 27^(@)C . Calculate the work done on the gas in calorie unit.

A 2.5 mol sample of an ideal gas is compressed in reversible isothermal process from a volume of 12L to a volume of 5 L at 27^(@)C . Calculate the work done on the gas.

A 3 mol sample of an ideal gas at STP expands in an isothermal reversible process to atttain a final volume of 100 L. calculate the work done by the gas.

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 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 .

Two moles of an ideal gas were expanded isothermally against opposing pressure of 1 atm from 20L to 60L. Compoute w, q, DeltaE and DeltaH for the process is joule. (Given 1L*atm=101.3J )

56 gm of N_2 gas is expanded isothermally and reversibly from 2 litres to 20 litres at 27^@C . Calculate the work done in the process.

(i) 1 mol of an ideal gas expands isothermally and reversible from (P_(1)V_(1)T) to (P_(2)V_(2)T) . Write down the equation showinig the amount of heat absorbed by the given ideal gas. (ii) In an isothermal expansion of an ideal gas, the pressure of the gas decreases from P_(1) to P_(2) . write down the equation of work done by the gas in this process. (iii) The temperature of 1 mol of an ideal gas is increased from T_(1) and T_(2) . write down the equations for the changes in enthalpy and internal energy.

The volume and temperature of 2 mol of an ideal gas are 10 L & 27^(@)C , respectively. The gas is allowed to expand in an isothermal reversible process to attain a final volume of 25 L. calculate the maximum work done.