A system releases 125 kj of heat while 104 kj of work done on the system. Calculate the change in internal energy.

In a particular reaction 2kJ of heat is released from the system and 8kJ of work is done on the system. What are changes in internal energy and enthalpy of system?

If the amount of heat given to a system be 35 joules and the amount of work done by the system be -15 joules , then the change in the internal energy of the system is

A system is provided 50 joule of heat and work done on the system is10 J. The change in internal energy during the process is

In a particular reaction the system absorbs 12kJ of heat and does 3kJ of work on its surroundings. What are changes in internal energy and enthalpy of system?

In a process 701J of heat is absorbed by a system & 394J of work is done by the system What is the change in internal energy for the process

State the relation between change in internal energy with work

In an adiabatic process 90 J of work is done on the gas. The change in internal energy of the gas is

A System absorbs 520J of heat and perform work of 210J calculate the change in internal energy.

In a thermodynamic process , pressure of a fixed mass of a gas is changed in such a manner that the gas releases 20J of heat and 8J of work is done on the gas. If the initial internal energy of the gas was 30J . The final internal energy will be