Thermodynamics for Chemical Mcqs

Q.  A chemical reaction will occur spontaneously at constant pressure and temperature, if the free energy is________________?

a. Zero
b. Positive
c. Negative
d. None of these


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  First law of thermodynamics deals with the ___________________?
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MCQs:  The first law of thermodynamics is a statement of conservation of_____________________?
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MCQs:  If the internal energy of an ideal gas decreases by the same amount as the work done by the system, then the____________________?
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MCQs:  As pressure approaches zero, the ratio of fugacity to pressure (f/P) for a gas approaches____________________?
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MCQs:  A two stage compressor is used to compress an ideal gas. The gas is cooled to the initial temperature after each stage. The intermediate pressure for the minimum total work requirement should be equal to the _____________ mean of P1 and P2.(where, P1 and P2 are initial and final pressures respectively) ?
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MCQs:  During a reversible isothermal expansion of an ideal gas, the entropy change is___________________?
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MCQs:  Mollier chart is a _____________ plot?
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MCQs:  For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system _____________ as its mole fraction increases?
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MCQs:  Rotary lime kiln is an example of a/an _____________ system?
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MCQs:  Isobaric process means a constant process ?
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MCQs:  Fugacity is a measure of the____________________?
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MCQs:  A system is said to be at equilibrium, if the entropy of the system has reached ____________ value?
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MCQs:  The kinetic energy of gas molecule is zero at_____________________?
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MCQs:  In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible ______________ process?
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MCQs:  Linde gas liquefaction process employs cooling ____________________?
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MCQs:  For a given substance at a specified temperature, activity is ______________ to fugacity?
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MCQs:  To obtain integrated form of Clausius-Clapeyron equation, ln (P2/P1) = (ΔHV/R) (1/T1 – 1/T2) from the exact Clapeyron equation, it is assumed that the____________________?
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MCQs:  Joule-Thomson co-efficient which is defined as, η = (∂T/∂P)H = 1/Cp (∂H/∂T)P, changes sign at a temperature known as inversion temperature. The value of Joule-Thomson co-efficient at inversion temperature is ___________________?
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MCQs:  Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of _____________________?
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MCQs:  The heat capacities for the ideal gas state depend upon the_________________?
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