Stoichiometry | Test For NTS PPSC FPSC, TEST

A. Termed as relative saturation
B. Not a function of the composition of gas mixture
C. Called percentage saturation
D. Not a function of the nature of vapor

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Category: Stoichiometry

The vapor pressure of the solvent decreased by 10 mm Hg, when a non-volatile solute was added to the solvent. The mole fraction of the solute in the solution is 0.2. What should be the mole fraction of the solvent, if the decrease in vapor pressure of the solvent is required to be 20 mm Hg ?

The vapor pressure of liquids of similar chemical nature at any particular temperature _______________ with increase in the molecular weight?

Which is a neutral refractory ?

For the gaseous phase reaction, N2 + O2 ⇌ 2NO, ΔH = + 80 kJ/kg. mole; the decomposition of NO is favoured by____________________?

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

Pure oxide refractories are generally monocrystalline in nature and are self bonded ______________ bricks are generally used as moderator in nuclear reactors?

Kopp’s rule is concerned with the calculation of__________________?

Gases having same reduced temperatures and reduced pressures_________________?

The heat change for the reaction, C(s) + 2S(s) → CS2(l), is 104.2 kJ. It represents the heat of_________________?

The temperature of a gas in a closed container is 27° C. If the temperature of the gas is increased to 300° C, then the pressure exerted is___________________?