WorksheetsChemistry ACP Review
Total questions: 8
Worksheet time: 2hrs 30mins
Name
Class
Date
1.
Balance this equation.
_CF4 + _Br2 -- _CBr4 + _F2
_CF4 + _Br2 -- _CBr4 + _F2
a)
2,1,2,1
b)
1,2,2,1
c)
1,2,1,2
d)
2,2,2,2
2.
Balance this equation.
_N2+_O2->_H2O+_HNO3
_N2+_O2->_H2O+_HNO3
a)
not possible
b)
2,2,1,2
c)
2,1,1,4
d)
2,2,1,4
3.
Balance this equation-
__P4 + __O2 --> __P2O3
__P4 + __O2 --> __P2O3
a)
it is already balanced
b)
2, 1, 3
c)
1, 2, 3
d)
1, 3, 2
4.
Carbon tetrachloride is a solvent which is used as a refrigerant and also as a cleaning agent. Today, methane and chlorine are mainly used to produce carbon tetrachloride:
CH4 + 4Cl2 → CCl4 + 4HCl
How many grams of carbon tetrachloride can be produced from reacting 709.0 grams of chlorine (Cl2) with excess methane?
a)
3.845 g
b)
61.53 g
c)
384.5 g
d)
6153 g
5.
Use the balanced equation and the Molar Mass table to answer the following question.
Suppose 110.0 g of CaCl2 in solution is mixed with 163.9 g of Na3(PO4) in solution. How much Ca3(PO4)(s) would be produced?
a)
310.2 g
b)
155.1 g
c)
103.4 g
d)
51.70 g
6.
C3H8 + 5O2 --> 3CO2 + 4H2O
How much carbon dioxide is produced when 3.0g of propane is burned in 2.1g of oxygen?
How much carbon dioxide is produced when 3.0g of propane is burned in 2.1g of oxygen?
a)
0.55g
b)
0.038g
c)
2.9g
d)
0.90g
7.
Sodium sulfate forms a number of hydrates. A sample of a hydrate is heated until all the water is removed. What is the formula of the original hydrate is it loses 43% of its mass when heated?
a)
Na2SO4⋅H2O
b)
Na2SO4⋅2H2O
c)
Na2SO4⋅6H2O
d)
Na2SO4⋅8H2O
8.
How many grams of nitrogen are in 25.0g of (NH4)2SO4?
a)
5.30g
b)
1.30g
c)
0.190g
d)
2.65g
100 %
