1. An air conditioning system operates at 1atm and consists of a heating section and a humidifier that supplies wet steam at 100C. Air enters the heating section at 10C and 70 percent relative humidity at a rate of 35m3/min while it leaves the humidifying section at 20C and 50 percent relative humidity. Assess: i. The temperature and relative humidity of air when it leaves the heating section ii. The rate of heat transfer in the heating section iii. The rate at which water is added to the air in the humidifying