6.02 x 10^23 particles is equivalent to how many moles?
What is one mole?
100
Name the process of converting between units of the same substance.
What is dimensional analysis?
100
The molar mass of calcium hydroxide. Include units.
What is 74.092 g/mol?
100
The units for one mole of any compound.
What is g/mol?
100
For the balanced equation shown below, if the reaction of 20.7 grams of CaCO3 produces 6.81 grams of CaO, what is the percent yield?
CaCO3-->CaO+CO2
What is 58.7%
200
Equation used to determine percent yield?
What is actual/theoretical X 100?
200
Equations must be balanced so that they will obey this law.
What is the Law of Conservation of Mass/Matter?
200
C5H12 + 8O2 = 5CO2 + 6H2O
The number of moles of carbon dioxide can I make if I start with 16 moles of oxygen gas.
What is 10 moles CO2?
200
You should look here when solving a mass-mass problem.
What is the periodic table?
200
For the balanced equation shown below, if the reaction of 91.3 grams of C3H6 produces a 81.3% yield, how many grams of CO2 would actually be produced?
2C3H6 +9O2 --> 6CO2+6H2O
What is 232.8g CO2 (or 233g to correct sig figs)
300
The unit for molar mass.
What is grams/1 mole or 1 mole/ grams
300
On the left side of the equation in front of the yield sign.
What are reactants?
300
Balance.
___Al + ___Fe3O4 ---> ___Al2O3 + ___Fe
What is 8 Al + 3 Fe3O4 ---> 4 Al2O3 + 9 Fe ?
300
The number of grams of magnesium in 7.00 moles.
What is 170 g?
300
C12H22O11 + 12O2 ---> 12CO2 + 11H2O
For the combustion of sucrose, there are 10.0 g of sucrose and 10.0 g of oxygen reacting. Which is the limiting reagent?
What is Oxygen?
400
Represented by the coefficient in a balanced chemical equation.
What is the number of moles of a compound?
400
Name the reactant that prohibits the reaction from producing more product.
What is the limiting reactant/reagent? (when it runs out)
400
___CH4 + ___O2 --> ___ CO2 + ___H2O
If I want to get 5.30 moles of water, how many moles of methane do I need? (Hint: Balance equation)
What is 2.65 moles of methane?
400
____Al2O3 --> ____Al + ____ O2
The number of grams of Al2O3 which decompose if 81.0 grams of Al react with oxygen gas.
What is 153 grams Al2O3?
400
For the combustion of sucrose:
C12H22O11 + 12O2 ---> 12CO2 + 11H2O
there are 10.0 g of sucrose and 10.0 g of oxygen reacting. Which is the amount of excess sucrose?
What is 1.09g Sucrose (C12H22O11)
500
What is the percent composition of Fe in Iron (II) Oxide?
What is 77.7%?
500
The calculation of quantitative (measurable #) relationships of the reactants and products in a balanced chemical reaction. (Hint: Process of converting between grams/volume/particles of one compound and another)
What is stoichiometry?
500
To convert from one compound to another, you look at the coefficients in the balanced equation. Name this step.
What is the numbers for a mole/mole ratio.
500
___H2 + ___ O2 --> ___ H2O
The number of grams of oxygen gas which are needed to produce 10. grams of water.
What is 8.9 grams of O2?
500
___SnO2 + ___H2 → ___ Sn + ___H2O
You have 36 g of SnO2 and 36 g of H2.
What is the theoretical yield (maximum yield) of H20 that can be produced?