Need help answering homework problems 1-17.

Work = force × a. work b. energy c. distance d. momentum

Multiply or divide to make this english distance conversion. 174 inches = feet (14.5, 58, 2,088, 23)

Arefrigerator uses r-134a as the working fluid and operates on the ideal vapor-compression refrigeration cycle except for the compression process. the refrigerant enters the evaporator at 120 kpa with a quality of 34 percent and leaves the compressor at 70°c. if the compressor consumes 450 w of power, determine (a) the mass flow rate of the refrigerant, (b) the condenser pressure, and (c) the cop of the refrigerator. (0.00644 kg/s, 800 kpa, 2.03)