Chemical Engineering Thermodynamics MCQ Questions & Answers Pdf - 1

Question: 1

Heat of reaction is

(A) dependent on both pressure and temperature

(B) independent of temperature changes

(C) dependent on pressure only

(D) dependent on temperature only

Question: 2

The enthalpy change when ammonia gas is dissolved in water is called the heat of

(A) combustion

(B) formation

(C) dilution

(D) solution

Question: 3

Isobaric process means a constant _____ process.

(A) entropy

(B) volume

(C) pressure

(D) temperature

Question: 4

Solubility of a substance which dissolves with an increase in volume and liberation of heat will be favoured by the

(A) high pressure and high temperature

(B) low pressure and high temperature

(C) low pressure and low temperature

(D) high pressure and low temperature

Question: 5

A solid is transformed into vapour without going to the liquid phase at

(A) always

(B) triple point

(C) boiling point

(D) below triple point