CHEM
1001/CHM 1020/CHM1025C/CHM1032C
Name: _______________
Module
Five Sample Pretest
Module Five Part I:Chemical Equations & Stoichiometry
A._____(05) Molecular Mass Calculation
B._____(05) Mole Calculations
C._____(05) Percentage Composition Calculation
D._____(05) Empirical Formula
Calc. from % Comp
E._____(05) Basic Stoichiometric Definitions
F._____(20) Balancing Chemical Equations by Inspection
G._____(05) Predicting Single Replacement Products
H._____(05) Predict Double Replacement & Neutralization Reactions
I.______(10) Mole-Mole Problems
J._____ (10) Mass-Mass Stoichiometric Problems
M._____(10) Multiple Choice Chapters 8, 9, & 10
______(85)
Total = ______%
Module
Five-Part A: Molecular
Mass Calculation 5 points
1. Calculate the
molecular mass of Acetic Acid, HC2H3O2.
2. Calculate the
formula unit mass of Ammonium Chromate,
(NH4)2CrO4 .
3. Calculate the
molecular mass of glucose,
C6H12O6.