heat of combustion
heat of formation
hydrolysis reaction
molar heat of formation
single replacement reaction
standard enthalpy of formation
First Law of Thermodynamics
Hess’s Law of Heat Summation
INTERNET RESOURCES
Online content that reinforces major concepts discussed in this chapter can be
found at the following Internet addresses if they are still available. Some may
have been changed or deleted.
Classification of Chemical Reactions
http://boyles.sdsmt.edu/subhead/types_of_reactions.htm
This site gives a very good overview of various types of chemical reactions as
well as video access to the actual reaction occurring.
Hess’s Law
http://chemistry2.csudh.edu/lecture_help/Hesslaw.html
This Web page gives you a chance to solve problems related to Hess’s Law and
receive instant feedback about the accuracy of your calculations.
PRACTICE EXERCISES
1. A synthesis reaction will occur spontaneously after the activation energy
is provided if the heat of formation of the product is
(A) large and negative
(B) small and negative
(C) large and positive
(D) small and positive2. The reaction of aluminum with dilute H 2 SO 4 can be classified as
(A) synthesis
(B) decomposition
(C) single replacement
(D) double replacement3. For a metal atom to replace another kind of metallic ion in a solution, the