Does anyone have a thermal energy lab for edge i could use

Arock collection comes from which part of earth?

Ineed the answer to question 1 , i’m desperate

2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.