Q. When liquid and vapour phases of one component system are in equilibrium (at a given temperature and pressure), the molar free energy is

View solution

Q. In the equation PVⁿ = constant, if the value of n = y = Cᵨ/Cᵥ, then it represents a reversible __________ process.

View solution

Q. The ammonia synthesis reaction represented by N₂ + 3H₂ ↔ 2NH₃ ; ΔH = - 22.4 kcal, is

View solution

Q. With increase in temperature, the atomic heat capacities of all solid elements

View solution

Q. The temperature at the eutectic point of the system is the __________ temperature that can be attained in the system.

View solution

Q. The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is

View solution

Q. Degree of freedom of a system consisting of a gaseous mixture of H₂ and NH₃ will be

View solution

Q. Pick out the wrong statement.

View solution

Q. Fugacity co-efficient of a substance is the ratio of its fugacity to

View solution

Q. Compressibility factor-reduced pressure plot on reduced co-ordinates facilitates

View solution

Q. Which of the following is not an intensive property ?

View solution

Q. Pick out the wrong statement.

View solution

Q. Gibbs phase rule finds application, when heat transfer occurs by

View solution

Q. Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of

View solution

Q. Equilibrium constant of a reaction varies with the

View solution

Q. Third law of thermodynamics is concerned with the

View solution

Q. Claude's liquefaction process employs the cooling of gases by

View solution

Q. Gibbs free energy (F) is defined as

View solution

Q. The expression for entropy change given by, ΔS = nR ln (V₂/V₁) + nCᵥ ln (T₂/T₁) is valid for

View solution

Q. Henry's law is closely obeyed by a gas, when its __________ is extremely high.

View solution