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Molar Mass
Balancing Act
It Matters
Stoichiometry
Types of Chemical Reactions
100

Find the molar mass of the following compounds. Round all answers to the nearest hundredth.


F

19 grams/mole

100

Balance the following equation 

___O2 +  ___H2 →___H2O      

    1O2 +  1H2→ 2H2O                              

100

Is Mercury an element, compound, or mixture?

Element

100

Given the following balanced equation:

2NaI + 1CaCl2→2NaCl + 1CaI2      

How many moles of Calcium chloride will react with 2 moles of Sodium iodide?

1 mole of CaCl2

100

What is the type of chemical reaction for the following?

2HCN + CuSO4 →H2SO4 + Cu(CN)2    

Double Replacement

200

Find the molar mass of the following compounds. Round all answers to the nearest hundredth.


H2O

18.02 g/mol H2O  

200

Balance the following equation:

___H2O + ___AgI →  ___HI + ___ AgOH    

1 H2O + 1AgI →1HI + 1AgOH    

200

Is table salt, sodium chloride, an element, a compound or a mixture? 

Compound

200

Given the following balanced equation:

2NaI + 1CaCl2→2NaCl + 1CaI2      

How many moles of Sodium chloride will be produced from 2 moles of Sodium iodide (NaI)?

2 moles of NaCl

200

What type of chemical reaction is this?

H2CO3 →CO2 + H2O      

Decomposition 

300

Find the molar mass of the following compounds. Round all answers to the nearest hundredth.


Br2

159.81 g/mol

300

Balance the following equation:

___NaBr + ___Ca(OH)2 →___CaBr2 + ___NaOH        

2NaBr + 1Ca(OH)2 →  1CaBr2 + 2NaOH    

300

What type of a mixture is Coffee?

homogeneous mixture

300

Given the following balanced equation:

2NaI + 1CaCl2→2NaCl + 1CaI2     

Calculate the moles of Calcium iodide that would form if 2 moles of Calcium chloride reacted

2 moles of Calcium Iodide

300

What type of chemical reaction is the following equation displaying? 

N2 + 2O2 →2NO2   

Synthesis 

400

Find the molar mass of the following compounds. Round all answers to the nearest hundredth.


(NH4)2SO4

132.14 g/mol

400

Balance the following equation

___AgNO2 + ___BaSO4 →___Ag2SO4 + ___Ba(NO2)2  

2AgNO2 + 1BaSO4→1Ag2SO4 + 1Ba(NO2)2    

400

Water can boil at 100 degrees celsius.  What type of change is this?

Physical change

400

Give the balanced equation:

C3H8+5O2 → 3CO2+4H2O

How much CO2 is created if 28.3 moles of oxygen are consumed?

16.98 mol CO2

400

What type of chemical reaction is this?

2Ag + CuSO4 → Ag2SO4 + Cu  

Single Replacement

500

Find the molar mass of the following compounds. Round all answers to the nearest hundredth.


Ga2(SO3)3

379.64 g/mol

500

Balance the following equation:

___LiBr + ___ Co(SO3)2   → ___Li2SO3 + ___CoBr4      

4LiBr + 1Co(SO3)2 →2Li2SO3 + 1CoBr4          

500

Vinegar reacts with baking soda to create a brand new gas (Carbon Dioxide). Is this a physical or chemical change? 

Chemical change

500

Give the balanced equation:

C3H8+5O2 → 3CO2+4H2O

An afternoon barbecue uses 40 moles of propane. How many moles of CO2 are created?

120 mol CO2

500

What type of chemical reaction is this?

4C5H9O + 27O2 →  20CO2 + 18H2O  

Combustion