Heat of formation of an element in its standard state is___________________?
Heat of formation of an element in its standard state is___________________?
A. 0
B. 0
D. A function of pressure
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If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will___________________?
If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will___________________?A. Increase
B. Decrease
C. Remain unaltered
D. Increase or decrease; depends on the particular reactionThe quantitative effect of temperature on chemical equilibrium is given by the____________________?
The quantitative effect of temperature on chemical equilibrium is given by the____________________?A. Van’t-Hoff equation
B. Le-Chatelier’s principle
C. Arrhenius equation
D. None of theseWhat is the value of Joule-Thomson co-efficient for an ideal gas ?
What is the value of Joule-Thomson co-efficient for an ideal gas ?A. +ve
B. -ve
C. 0
D. ∞Linde gas liquefaction process employs cooling ____________________?
Linde gas liquefaction process employs cooling ____________________?A. By throttling
B. By expansion in an engine
C. At constant pressure
D. None of theseWhich of the following represents the Virial equation of state ?
Which of the following represents the Virial equation of state ?A. T = [RT/(V- b)] – [a/√T. V(V + b)]
B. PV/RT = 1 + (B/V) + (C/V2) + ……
C. n1u2 + μ2μ1 = 0
D. None of theseFilling of gas from a high pressure cylinder into small bottles is an example of a/an ______________ process?
Filling of gas from a high pressure cylinder into small bottles is an example of a/an ______________ process?A. Equilibrium
B. Adiabatic
C. Steady
D. Unsteady