Reading Focus Questions

September 22

4.1

1.    Read the introduction to this chapter (the material before section 4.1).  Why do so many general chemistry courses focus on aqueous solutions?

2.    What visual sign tells you that a substance has dissolved?

3.    How is a salt water solution like a sugar water solution, i.e., can you  tell them apart by looking at them?  How is a salt water solution different than a sugar water solution, i.e., what happens when an ionic substance dissolves compared to what happens when a non-ionic substance dissolves?

4.3

4.    What is meant by the term composition of a solution?

5.    We will deal exclusively with molarity as a measure of concentration.  What is the definition of molarity?