Do These Atoms Make My Mass Look Big?
Make enough mole hills, and eventually you will build a mountain.
Finding Inner Balance (Give the coefficients)
How Would You React?
Look What the Stoich Brought
Mole Island
What Percent?
Rules and Regulations May Apply
100
The molar mass of CO2.
What is 44.01
100
Fe3O4 + 4 CO--->3 Fe + 4 CO2. How many moles of CO are needed to react with 16.5g of Fe3O4
What is 0.285 moles CO
100
__NaCl → __Na + __Cl2
What is 2,2,1
100
A + B → AB
What is synthesis
100
Fe2O3 + 3CO → 2 Fe + 3CO2
The number of moles of CO2 produced when 5.00 moles of Fe2O3 reacts.
What is 15.00 moles CO2
100
Number of atoms in 2.0 moles of sodium?
What is 1.20 x 1024 atoms of sodium
100
This much Fe was ACTUALLY produced.
What is 3.34 g
100
To balance equations, you may adjust these.
What is a coefficient
200
The molar mass of Li3P.
What is 51.80
200
How many moles of Fe2O3 will form from 5.0 moles of Fe?
What is 2.5 molesFe2O3
200
_SiO2 + _HF → _SiF4+_H2O
What is 1,4,1,2
200
CnH2n+1 + O2 → CO2 + H2O
What is combustion
200
Fe2O3 + 3CO → 2 Fe + 3CO2
The number of molecules of Fe produced from 248 grams of CO (Molar Mass = 28.01).
What is 3.55 x 1024
200
The number of moles of NaCl in 4.5 x 1024 molecules of NaCl.
What is 7.47 moles of NaCl
200
This much Co was ACTUALLY produced.
What is 2.91 g
200
When balancing equations, these are the things in the equation you cannot change.
What are subscripts
300
The molar mass of Fe2S3
What is 207.88
300
How many moles of KClO3 must decompose in order to produce 9 moles of oxygen gas?
What is 6 moles KClO3
300
__Ag + __HCl → __AgCl +__H2
What is 2,2,2,1
300
AB → A + B
What is decomposition
300
Fe2O3 + 3CO → 2 Fe + 3CO2
The number of grams of Fe2O3 (Molar Mass = 159.7) required to react with 6.23 moles of CO.
What is 331.64 grams
300
The number of atoms of lithium in 450 grams of lithium.
What is 3.90 x 1025 atoms of lithium
300
This is the percent yield of Co in this experiment.
What is 55.17%
300
This is the name for the symbol that separates the reactants from the products in an equation.
What is a yield sign (not arrow)
400
The molar mass of Na3PO4
What is 163.94
400
How many grams of NaCl will be produced from 1.25 mol of chlorine gas reacting with sodium?
What is 146 g NaCl
400
__Pb(NO3)2 + __KI → __KNO3 + __PbI2
What is 1,2,2,1
400
AX + BY → AY + BX
What is double replacement
400
Fe2O3 + 3CO → 2 Fe + 3CO2
The number of moles of Fe produced from 4.93 x 1024 molecules of CO.
What is 5.46 moles
400
K + Cl2 → KCl
If 2.0 moles of Cl2 react, how many moles of KCl are produced?
What is 4.0 moles KCl
400
This is the percent yield of Na in this experiment.
What is 78.58%
400
This is the reason or law as to why we balance equations
Law of Conservation of Mass
500
The molar mass of Mg3(PO4)2
What is 262.84
500
Ammonium nitrate decomposes into dinitrogen monoxide gas and water. Determine the amount of water produced if 25.0 g of ammonium nitrate decomposes.
What is 11.3 grams H2O
500
__C6H6+ __O2 → __CO2 +__H2O
What is 2,15,12,6
500
A + BX → AX + B
What is single replacement
500
Fe2O3 + 3CO → 2 Fe + 3CO2
The number of grams of CO2 (Molar Mass = 44.01) in 7.38 x 1024 molecules.
What is 539.52 grams
500
CH4 + O2 → CO2 + H2O
If 50 grams of methane react, how many grams of water are formed.
What is 112.29 grams ofwater
500
This is the ACTUAL mass of Mg that was produced AND the percent yield of Mg in this experiment.
What is 6.19 g and 85.50%
500
These are the items or things that you save for last when balancing chemical equations.
What are free elements, diatomic elements or an example such as oxygen (O2)