Solve the below problem:
Q: Air at 15°C is compressed steadily and isothermally from 100 kPa to 700 kPa at a rate of 0.12 kg/s. The minimum power input to the compressor is. You should solve the problem in a step by step. You must include all the units which are needed to solve the given problem. Your steps and calculation should be clear and understanadable.