Mass Transfer Practice Test 4

1. Consider a saturated gas(A.-vapour(B. mixture , if the absolute molal humidity is 0.265 and the total pressure= 760 mmHg. Find the vapour pressure of B.

2. Consider a sugar solution[ Sugar + Water]; On vaporization water only evaporate since sugar is________

3. Spray tower is a _______ process.

4. Check whether we get approximately 80% saturation if the total pressure and the partial pressure of the gas mixture is 760 mmHg and 260 mmHg. Also, the vapour pressure is 300 mmHg.

5. Find the improper characteristic of ideal solution.

6. Mass absolute humidity is

7. Find the dew point

8. Find the false statement for the better choice of the absorbent.

9. For an air(A)-water vapour(B) mixture, the partial pressure of the air is 5 pa and the total pressure of the system is 15 pa. The absolute humidity in mass of air/mass of water vapour is

10. For the Absorber design, the plotting with mole ratio helps to find the