The percentage ratio of the partial pressure of the vapor to the vapor pressure of the liquid at the existing temperature is_____________________?

Related Mcqs:

A long cylinder and a sphere both of 5 cms diameter are made from the same porous material. The flat ends of cylinder are sealed. Both the cylinder and sphere are saturated with the same solution of sodium chloride. Later both the objects are immersed for a short and equal interval of time in a large tank of water which is well agitated. The fraction of salt remaining in the cylinder and the sphere are Xc and Xs respectively. Which of the following statement is correct ?

A. Xc > Xs B. Xc = Xs C. Xc < Xs D. Xc greater/less than Xs depending on the length of the cylinder...

Assuming that CO2 obeys perfect gas law, calculate the density of CO2 (in kg/m3) at 263°C and 2 atm ?

A. 1 B. 2 C. 3 D. 4...

No cooling occurs, when an ideal gas undergoes unrestrained expansion, because the molecules____________________?

A. Collide without loss of energy B. Do work equal to loss in kinetic energy C. Are above the inversion temperature D. Exert no attractive force on each other...

Sodium ______________ has inverted solubility curve i.e. its solubility increases with the lowering of temperature?

A. Carbonate (monohydrate) B. Chloride C. Thiosulphate D. Bisulphite...

“The equilibrium value of the mole fraction of the gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid surface”. This statement pertaining to the solubility of gases in liquid is the ______________ law?

A. Raoult’s B. Henry’s C. Amagat’s D. None of these...