Home
MCQ QUIZ APP DOWNLOAD

What is the correct answer?

4

Specific/molar Gibbs free energy for a pure substance does not change during

A. Sublimation

B. Vaporisation

C. Melting

D. Either (A), (B) or (C)

Correct Answer :

D. Either (A), (B) or (C)


Related Questions

Choose the condition that must be specified in order to liquify CO2 (triple… Change of state namely evaporation condensation, freezing and melting… The work done in an adiabatic change in a particular gas depends upon… Filling of gas from a high pressure cylinder into small bottles is an… The heat capacities for the ideal gas state depend upon the The most important application of distribution law is in The chemical potential for a pure substance is __________ its partial… Entropy is a/an When a system in equilibrium is subjected to a change in temperature,… The Joule-Thomson co-efficient is defined as (∂T/∂P)H. Its… The fugacity of a gas in a mixture is equal to the product of its mole… At a given temperature, the volume of a gas dissolved in a solvent __________… Entropy change for an irreversible isolated system is Pick out the correct statement: The third law of thermodynamics states that the Work done in case of free expansion is Internal energy of an ideal gas If atmospheric temperature and dew point are nearly equal, then the relative… Maximum work that could be secured by expanding the gas over a given pressure… Which of the following is not an extensive property? Work done is a Entropy change of mixing two liquid substances depends upon the Heat requirement for decomposition of a compound into its elements is… The number of degrees of freedom at the triple point of water is Which of the following equations is obtained on combining 1st and 2nd… The expression, nRT ln(P1/P2), is for the __________of an ideal gas. Which of the following is true for Virial equation of state? Internal energy of an element at 1 atm and 25° C is __________ kcal/kg.mole. What is the value of maximum COP in case of absorption refrigeration,… What is the number of degrees of freedom for liquid water in equilibrium…