A 'tool' to understand the properties of physical quantities independent of the units used to measure them.
What is dimensional/unit analysis?
100
The molar mass of calcium hydroxide.
What is 74 g/mol?
100
The difference between the units of molecular or formula mass and the units of molar mass.
What is one is g and one is g/mol?
100
The reactant which runs out first.
What is the limiting reactant?
200
Another name for the mole, after the scientist who studied it.
What is Avogadro's number?
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?
200
You should look here when solving a mass-mass problem.
What is the periodic table?
ps why dont you need it for mole-mole?
200
percent yield
What is actual yield/theoretical yield x 100
300
The unit factor in unit analysis for a problem involving molar mass.
What is 1 mole over x grams or x grams over 1 mole.
300
states that a chemical compound always contains exactly the same proportion of elements by mass.
What is the law of definite proportions
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 168 g?
300
the limiting reactant for
2 Al + 3 I2 ------> 2 AlI3 if 1.20 g Al and 2.40 g iodine
iodide
400
Represented by the coefficient in a balanced chemical equation.
What is the number of moles?
400
this will cause your reaction to stop.
What is the limiting reactant/reagent? (when it runs out)
400
___CH4 + ___O2 --> ___ CO2 + ___H2O
If I want to get 5.3 moles of water, how many moles of methane do I need?
What is 2.65 moles of methane?
400
____Al2O3 --> ____Al + ____ O2
The number of grams of Al2O3 which decompose if 81 grams of Al react with oxygen gas.
What is 153 grams Al2O3?
400
15.00 g aluminum sulfide and 10.00 g water react until the limiting reagent is used up. What is the limiting reactant
Al2S3 + 6 H2O ---> 2Al(OH)3 + 3 H2S
what is water
500
Which contains more moles: 10.0 grams of O2 or 50.0 grams of iodine, I2?
what is oxygen
500
The calculation of quantitative (measurable #) amounts of the reactants and products in a balanced chemical reaction.
What is stoichiometry?
500
2 HCl + 2 Na → 2 NaCl + H2
if you have 0.25 moles of Na, how many moles of H2 and NaCl do you produce?
what is 0.125 mol H2 and 0.25 moles NaCl
500
___H2 + ___ O2 --> ___ H2O
The number of grams of oxygen gas which are needed to produce 10 grams of water.
What is 8.89 grams of O2?
500
SnO2 + H2 → Sn + H2O
You have 36 g of SnO2 and 36 g of H2.
Find the limiting reactant.