P. 4049. A sample of diatomic gas of certain mass is taken from state A to state B as shown in the figure; p0=105 Pa, V0=2 dm3.
a) Determine the pressure and the volume of the gas at the intermediate state C until which only QAC=3150 J heat was added to the gas.
b) By what factor does the internal energy of the gas changed during process A
C?
c) How much work was done by the expanding gas during process A
C?

(4 points)
Deadline expired.