Lesson: Hess Cycles Using Reaction Energies

In this lesson, we will learn how to calculate reaction enthalpies by applying Hess's law to reaction cycles based on standard enthalpy changes.

Worksheet: 6 Questions

Q1:

Calculate the standard molar enthalpy of formation of from the following data:

Q2:

Calculate for the process shown. Use the following information to help you.

Q3:

The following sequence of reactions occurs in the commercial production of aqueous nitric acid: What is the total energy change for the production of one mole of aqueous nitric acid by this process?

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