Date due: August 5, 1999. If mailed postmarked, August 3, 1999.

Chapter 3: problems # 24, 26, 28, 30, 35*, 36, 38, 47, 48, 54, 58, 60, 64, 66, 69, 70, 72, 74, 77, 78. Use the odd ones to check to see if you remember the process. Do the problems before you check your answers.

*hint: pretend that you have 100.0 grams of the substance.

If you have trouble with #6, look at number 5.

The odd answers are in the back of the book.