Thermodynamics for Chemical — Test 1
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Question 1
Which of the following is an undesirable characteristic of a refrigerant ?
Question 2
Sound waves propagation in air exemplifies an ______________ process?
Question 3
Work done may be calculated by the expression ∫ p dA for _____________ processes ?
Question 4
1m3 of an ideal gas at 500 K and 1000 kPa expands reversibly to 5 times its initial volume in an insulated container. If the specific heat capacity (at constant pressure) of the gas is 21 J/mole . K, the final temperature will be ?
Question 5
In the reaction; N2 + O2 ⇌ 2NO, increasing the pressure will result in_________________?
Question 6
At a given temperature, the volume of a gas dissolved in a solvent _______________ with increase in pressure?
Question 7
____________ does not change during phase transformation processes like sublimation, melting & vaporisation?
Question 8
At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy to the chemical potential is____________________?
Question 9
Lenz’s law results from the law of conservation of___________________?
Question 10
Which of the following units is not present in both the vapor compression refrigeration system and absorption refrigeration system ?