Study Guide Keys

(In html format.  Please contact me if you have difficulty viewing files.)

Exam I  Please note typo in Prob #14.  "Pentane" should be "propane."  2nd typo: The word "calcium" in Q#6 should be replaced with "chlorine."

Exam II  Note: Although the key says F 09, it is the appropriate one for Sp 10.

        Delete problem# 18 from consideration as a standard credit question type for this exam.

        Answer to 4 b):   % (w/v) = (g solute/mL solution) x 100

                                  % (w/v) = (7.00 g/520.6 mL) x 100

                                  % (w/v) = 1.3446  → round to 1.34 % (w/v)

Final Exam Exam  For the answers to most of the questions see the CHM 109 Fall Final Exam Study Guide Key.

        For the remaining answers click here.