What is the correct answer?


Entropy change of the reaction, H2O (liquid) → H2O (gas), is termed as the enthalpy of

A. Solution

B. Vaporisation

C. Formation

D. Sublimation

Correct Answer :

B. Vaporisation

Related Questions

Partial molar free energy of an element A in solution is same as its The kinetic energy of gas molecule is zero at Which of the following units is not present in both the vapor compression… Entropy of the system decreases, when Internal energy of an ideal gas Entropy change of mixing two liquid substances depends upon the In Joule-Thomson porous plug experiment, the A thermodynamic system is taken from state A to B along ACB and is brought… Cv for an ideal gas Which of the following is not an intensive property? Those solutions in which there is no volume change upon mixing the components… The work done in an adiabatic change in a particular gas depends upon… While dissolving a gas into a liquid at a constant temperature, the ratio… Which of the following is not an intensive property? In the equation, PVn = Constant, if the value of n = 0, then it represents… The difference between isothermal compressibility and adiabatic compressibility… Van Laar equation deals with the activity coefficients in Pick out the wrong statement. The theoretical minimum work required to separate one mole of a liquid… Compressibility factor-reduced pressure plot on reduced co-ordinates facilitates The third law of thermodynamics states that the Which of the following liquid metals has the highest thermal conductivity? Sublimation temperature of dry ice (solid CO2) is __________ °C. The energy of activation of exothermic reaction is Refrigerants commonly used for domestic refrigerators are What is the number of degree of freedom for a system of two miscible non-reacting… In the reaction; N2 + O2 2NO, increasing the pressure will result in For the gaseous phase chemical reaction, C2H4(g) + H2O(g) ↔ C2H5OH(g),… Change of state namely evaporation condensation, freezing and melting… Specific __________ does not change during a phase change (e.g. sublimation,…