Name ________________
CHEM 1004
Homework #6
Fall 2010 (Buckley)
This homework assignment is due on Wednesday, October 6, at class time. Show your work on
all numerical problems.
1. (10 points) Show your work on each of the following.
a. How many grams of AlF3 are in 0.150 mol of AlF3?
b. How many mol of Na2SO4 are in 250-g of Na2SO4?
c. How many mol of Pb(C2H3O2)2 are in 15.0-g of Pb(C2H3O2)2?
d. How many mol of Br atoms are in 5.0 mol of PBr3?
e. How many mol of Br atoms are in 25.0-g of PBr3?
2. (8 points) TNT is produced from the reaction:
C7H8 (ℓ) + HNO3 (aq) → C7H5N3O6 (s) + H2O (ℓ)
a. Balance the equation.
b. How many grams of C7H5N3O6 could be produced from the reaction of 150-g of
C7H8?
c. How many mol of C7H8 would be required to form 500-g of C7H5N3O6?