An ideal gas with cp/cv= 1.4 expands isothermally with volume; 0.1 m^3 up to a volume of 0.3 m^3. Final gas pressure 2.0•10^5 Pa. Determine: a) increment of the internal energy of the gas; b) the work done by the gas; in the amount of heat received by the gas.

A detailed solution with a brief note of the conditions, formulas and laws used in the solution, the derivation of the calculation formula and the answer.
If you have any questions about the solution, write. I try to help.