What system of units do scientist use to measure the properties of matter

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.

True or false graphs must include scales that increase by the same amount

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)