Ql: A closed steel bottle contains ammonia at -20°C, x 20% and the volume is 0.05 m3.It has a safety valve that opens at a pressure of 1.4 MPa. By accident, the bottle is heated until the safety valve...

Extracted text: Ql: A closed steel bottle contains ammonia at -20°C, x 20% and the volume is 0.05 m3.It has a safety valve that opens at a pressure of 1.4 MPa. By accident, the bottle is heated until the safety valve opens. Find the temperature and heat transfer when the valve first opens.