Aheat exchanger (80 horizontal tubes, 2.44 m long with a 25mm od) is made available for steam raising. estimate how much saturated steam can be raised at the following pressures, using levy or mcadams where appropriate. 0) 0.6 mpa (i) 0.7 mpa (iii) 0.8 mpa the tube wall is kept at 180°c by its internal fluid, and water enters at its boiling point