If 2kcal heat is given to a system and 6 kcal work is done on the system then the internal energy of system will increase by how many kcal?

If heat given to a system is 6 kcal and work done is 6 k J . Then change in internal energy is

If the amount of heat given to a system is 50 J and work done on the system is 15 J, then change in internal energy of the system will be

If the amount of heat given to a system is 3 5 J and the amount of work done on the system is 15 J, then the change in internal energy of the system is

Heat given to a system is 35 joules and work done by the system is 15 joules. The change in the internal energy of the system will be

Heat given to a system is 30 joules and work done by the system is 15 joules. The change in the internal energy of the system will be

Heat given to a system is 35 joules and work done by the system is 15 joules. The change in the internal energy of the system will be