Instructions: To answer each question simply click the button beside the answer you think is correct. When you have finished, click on the "Evaluate Responses" button at the end of the test. Do NOT print any of the questions, answers, or evaluation of the examination. Do NOT make any written notes concerning the questions on the exam. When entering your name, use your full name only. No nicknames, abbreviations, or other shortened forms are acceptable.

Please Enter Your Name:
If you would like a copy of your results E-Mailed to you, enter your address here:

1. Express a 4N solution of Mg(OH)2 [MW=58.32] as a percent solution.

11.7

23.4

1.2

46.8

2. How many grams of Na2SO4-10H2O are required to make 270 ml of a 10% solution of Na2SO4 (MW Na2SO4=142, MW H2O=18)?

6.14

61.2

44.0

27.0

3. Express 0.2M H2SO4 as a normal solution.

0.8N

0.2N

0.1N

0.4N

4. Express 1.5M MgCl2 as a normal solution.

3.0N

1.0N

0.75N

1.5N

5. How many grams of CuSO4-5H2O are needed to make 350 ml of a 14% solution of CuSO4 (MW=159.6, MW H2O=18)?

14

76.5

21.8

49

Time Remaining:
Comments regarding this exam which you would like forwarded to the instructor may be entered in the box below:

---

To go to the CLS Web Site Homepage, click this link.

---

The original RandomQuiz Script v2.1.11 is copyright 1998-2003 by Kristina Pfaff-Harris and can be found at http://www.tesol.net/scripts/
Revisions to the Original Randomquiz Script done by Thomas B. Wiggers, Associate Professor, February 2008

---

All course content material, layouts, and examination items are Copyright © 2008 Thomas B. Wiggers.

---