STANDARDPhysics-Thermodynamics
STANDARD Physics Enthalpy Changes MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Which of the following relationship is not correct?
A
H = ΔU + ΔngRT
B
Hsub = ΔHfusion + ΔHvap
C
Hr° = ΣHf°(Reactants) – Σ Hf°(products)
D
Hr° = Σ B.E. of reactants – Σ B.E. of products
Correct Answer
Option C
Detailed Explanation
Hr = ΣHf°(products) – ΣHf°(reactants) is the correct relationship for enthalpy of reaction.
Found an issue with this question?
Related Questions
More from
What is the enthalpy change associated with the atomization of dihydrogen (H2)?
(general)Physics
For a strongly endothermic reaction, what is the expected value of the equilibrium constant K?
(general)Physics
For an adiabatic expansion of an ideal gas, if the initial internal energy is 500 J and the work done on the system is -200 J, what is the final inter...
Isothermal & Adiabatic ProcessesPhysics