unit 3 test (part 2) review stoichiometry. balancing equations balance the following chemical...
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Unit 3 Test (Part 2) Review
Stoichiometry
Balancing Equations
Balance the following chemical equation:
____ Ag2O ____ Ag + ____O2
Balancing Equations
Balance the following chemical equation:
2 Ag2O 4 Ag + O2
Balancing Equations
Balance the following chemical equation:
___ Na + ___ H2O ___ NaOH + ___H2
Balancing Equations
Balance the following chemical equation:
2 Na + 2 H2O 2 NaOH + H2
Balancing Equations
Balance the following chemical equation:
__ AlBr3 + __ K2SO4 __ KBr + __ Al2(SO4)3
Balancing Equations
Balance the following chemical equation:
2 AlBr3 + 3 K2SO4 6 KBr + Al2(SO4)3
Balancing Equations
Balance the following chemical equation:
__ HCN + __ CuSO4 __ H2SO4 + __ Cu(CN)2
Balancing Equations
Balance the following chemical equation:
2 HCN + CuSO4 H2SO4 + Cu(CN)2
Balancing Equations
Balance the following chemical equation:
__ C8H18 + __ O2 __ CO2 + __ H2O
Balancing Equations
Balance the following chemical equation:
2 C8H18 + 25 O2 16 CO2 + 18 H2O
Identifying Reaction Types
Na3PO4 + 3 KOH 3 NaOH + K3PO4
Reaction Type: __________________
Identifying Reaction Types
Na3PO4 + 3 KOH 3 NaOH + K3PO4
Reaction Type: double replacement
Identifying Reaction Types
CaCO3 CaO + CO2
Reaction Type: _________________
Identifying Reaction Types
CaCO3 CaO + CO2
Reaction Type: decomposition
Identifying Reaction Types
C6H12 + 9 O2 6 CO2 + 6 H2O
Reaction Type: _________________
Identifying Reaction Types
C6H12 + 9 O2 6 CO2 + 6 H2O
Reaction Type: combustion
Identifying Reaction Types
2 AgNO3 + Cu Cu(NO3)2 + 2 Ag
Reaction Type: _________________
Identifying Reaction Types
2 AgNO3 + Cu Cu(NO3)2 + 2 Ag
Reaction Type: single replacement
Identifying Reaction Types
2 RbNO3 + BeF2 Be(NO3)2 + 2 RbF
Reaction Type: __________________
Identifying Reaction Types
2 RbNO3 + BeF2 Be(NO3)2 + 2 RbF
Reaction Type: double replacement
Identifying Reaction Types
P4 + 3 O2 2 P2O3
Reaction Type: __________________
Identifying Reaction Types
P4 + 3 O2 2 P2O3
Reaction Type: synthesis
Stoichiometry
C6H12 + 9 O2 6 CO2 + 6 H2O
How many moles of carbon dioxide can be produced from 3.37 moles of
oxygen?
Stoichiometry
C6H12 + 9 O2 6 CO2 + 6 H2O
How many moles of carbon dioxide can be produced from 3.37 moles of
oxygen?
2.25 mol CO2
Stoichiometry
C6H12 + 9 O2 6 CO2 + 6 H2O
How many grams of water can be produced from 0.910 moles of C6H12?
Stoichiometry
C6H12 + 9 O2 6 CO2 + 6 H2O
How many grams of water can be produced from 0.910 moles of C6H12?
98.4 g H2O
Stoichiometry
C6H12 + 9 O2 6 CO2 + 6 H2O
How many grams of carbon dioxide can be produced from 11.2 grams of C6H12?
Stoichiometry
C6H12 + 9 O2 6 CO2 + 6 H2O
How many grams of carbon dioxide can be produced from 11.2 grams of C6H12?
35.1 g CO2
Stoichiometry
C6H12 + 9 O2 6 CO2 + 6 H2O
How many molecules of water can be produced from 2.49 moles of oxygen?
Stoichiometry
C6H12 + 9 O2 6 CO2 + 6 H2O
How many molecules of water can be produced from 2.49 moles of oxygen?
9.99 x 1023 molecules H2O
Stoichiometry: Limiting Reactant
SeCl6 + O2 SeO2 + 3 Cl2
How many grams of chlorine can be produced from the reaction of 13.7 grams
of SeCl6 and 13.7 grams of oxygen?
Also, what is the limiting reactant?
Stoichiometry: Limiting Reactant
SeCl6 + O2 SeO2 + 3 Cl2How many grams of chlorine can be produced from the reaction of 13.7 grams of SeCl6 and
13.7 grams of oxygen?
Also, what is the limiting reactant?
9.99 g Cl2
(Limiting reactant = SeCl6)
Stoichiometry: Limiting Reactant
SeCl6 + O2 SeO2 + 3 Cl2
If the actual yield of this reaction was 4.6 grams of chlorine, what is the percent
yield?
Stoichiometry: Limiting Reactant
SeCl6 + O2 SeO2 + 3 Cl2
If the actual yield of this reaction was 4.6 grams of chlorine, what is the percent
yield?
Percent Yield = 46.0%
Stoichiometry: Limiting Reactant
2 AgNO3 + Cu 2 Ag + Cu(NO3)2
How many grams of copper (II) nitrate can be produced from the reaction of 0.203 moles of Cu and 0.450 moles of AgNO3
Also, what is the limiting reactant?
Stoichiometry: Limiting Reactant
2 AgNO3 + Cu 2 Ag + Cu(NO3)2
How many grams of copper (II) nitrate can be produced from the reaction of 0.203 moles of Cu and 0.450 moles of AgNO3
Also, what is the limiting reactant?
42.2 g Cu(NO3)2
Limiting Reactant = AgNO3
Stoichiometry: Limiting Reactant
2 AgNO3 + Cu 2 Ag + Cu(NO3)2
If the actual yield of the reaction was 4.44 grams of copper (II) nitrate, what is the
percent yield?
Stoichiometry: Limiting Reactant
2 AgNO3 + Cu 2 Ag + Cu(NO3)2
If the actual yield of the reaction was 4.44 grams of copper (II) nitrate, what is the
percent yield?
Percent Yield = 10.5% (Yikes!)