If the partial pressure of the solvent in the vapor phase is equal to the vapor

CuriousTab

Home Aptitude

Question
If the partial pressure of the solvent in the vapor phase is equal to the vapor pressure of the solvent at that temperature, then the system is said to be at its
Options
A. bubble point.
B. saturation temperature.
C. dew point.
D. both (b) and (c).

Correct Answer

both (b) and (c).

1. In a binary liquid system, the composition expressed as __________ is independent of the temperature & pressure.
Options
A. kg of solute/kg of solvent
B. kg-mole of solute/kg-mole of solvent
C. kg-mole of solute/1000 kg of solvent
D. all (a), (b) & (c)

2. A gas at 0�C was subjected to constant pressure cooling until its volume became half the original volume. The temperature of the gas at this stage will be
Options
A. 0�C
B. 0�K
C. -136.5�C
D. -136.5�K

6. Pick out the correct statement.
Options
A. A substance existing above its critical temperature is called a saturated vapor.
B. A mixture of vapor gas is called saturated, if the equilibrium vapor pressure of the liquid is more than the partial pressure of the vapor at the same temperature.
C. Heat added to or given up by a substance at constant temperature is called the sensible heat.
D. The end points of a vapor-pressure vs. temperature curve are critical and triple points.

Comments