On a summer day, the air conditioning breaks down and the air inyour classroom becomes very warm and muggy with a vapor pressure of20 hPa and a temperature of 25 degree Celsius.
A) If the volume of the classroom is 40 m^3 , how much water ispresent in the room in vapor form? Express your answer both as amass in kg and a liquid-equivalent volume in liters, assuming thatthe density of liquid water is 1000 kg/m^3
B) If the pressure in the room is 900 hPa, what is the virtul temperature of the air? Express you answer both in K and degreesCelsius.