please answer

1. Make a control volume around the refrigerator in Fig. 1.3. Identify the mass flow of external air and show where you have significant heat transfer and where storage changes. Heat to room 4 Warm vapor (2 Condenser Work Warm liquid Compressor Expansion valve X or Evaporator capillary tube Cold vapor O Cold liquid + vapor FIGURE 1.3 Schematic diagram Heat from cold of a refrigerator. refrigerated space Explain your work