Two moles of an ideal gas are compressed slowly at constant temperature of300 K from 4 litres to 1 litre. Calculate the work done in the process.

1 mole of gas occupying 3 litre volume is expanded against a constant external pressure of 1 atm to a volume of 15 litre . The work done by the system is:

Air initially under a pressure of 10^5N//m^2 is compressed adiabatically to 1//16 times its original in a diesel engine. Calculate the work done in the process. gamma_(air) =1.4

One mole of a gas occupying 3 dm^3 expands against constant external pressure of 1 atm to a volume of 13 dm^3. The work done is:

The rate of a reaction becomes four times when the temperature changes from 293 K to 313 K. Calculate the energy of the activation (E_a) of the reaction assuming that it does not change with temperature. [R=8.314" JK"^(-1)" mol"^(-1), log 4 = 0.6021]

Air expands from 50 litre to 150 litre atr 2 atmospheric pressure, the work done by the gas. Is_____Joule.

One mole of an ideal gas expands adiabatically from temperature T_1 to T_2 .the workdone by the gas is_____.

One mole of an ideal at 300 K is expanded isothermaly from an initial volume of 1 liter to 10 liters. The triangleE for this process is [ R= 2 cal k^-1 mol^-1 ]

One mole of a gas absorbs 200 J of heat at constant volume. Its temperature rises from 298 K to 308 K. The change in internal energy is: