Chapter 3, Quiz 3

 

Campbell/ Reece Biology Chapter 3, Quiz 3

(No all materials fully covered)

1.  What is hydrophilic? 

E. C. what kinds of compounds are hydrophilic (examples or characteristics)?

2.  What is hydrophobic?

E.C. What kinds of compounds are hydrophobic (examples or characteristics)?

3.  When scientists want to create a solution using equal numbers of molecules of different compounds, what unit do they use?

4.  A liquid that is completely homogenous mixture of two or more substances is a

_________.

5.  The dissolving agent in that is a ________ and the substance dissolved is called a

________.

E. C. Explain in detail why water is a good solvent, and how it acts as a solvent.

6.  What is an acid?

7.  What is an example of an acidic compound?

8.  What is a base?

9.  What is an example of a basic compound?

10.  What is water on the pH scale?

11.  If something is 2 on the pH scale, it is pretty acidic/basic.  If something is 12 on the

pH scale, it is pretty acidic / basic.

E. C. Explain what acid rain (or acid precipitation) is, and how it affects the environment.