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Name: Pawan Sanad

Problem 2: (20% ] Show complete steps of your solution

1) [10% ] A room is filled with 120 kg of air at 75 kPa, 30°C dry-bulb temperature and 28.92% relativ

humidity. Determine the following:

a) The partial pressure of water vapor

b) The partial pressure of dry air

c) The humidity ratio

d) The enthalpy of the mixture per unit mass of dry air

e) The dew-point temperature

f) The volume of the room

anal

//////nRawam Sanad

Name:

2) [10%] Butane (C4H10) is burned with 180 percent theoretical air. Write the balanced combustion

equation and determine the air-fuel mass ratio. F

C4H10 +

(02 +3.76N₂) →

CO₂ +

_H₂O +

OLD MA

_0₂+

N₂