Keep it Fair
This is the coefficient in front of the S8 in the following unbalanced equation.
___ Al + ___ S8 --> ___ Al2S3
What is 3?
This is the molar mass of HCl.
what is 36.5 g / mol ?
The molar ratio of H3PO4 and H2O is this.
3 NH4OH + 1 H3PO4 --> 1 (NH4)3PO4 + 3 H2O
What is 1 to 3?
The combustion of a sample of butane, C4H10 (lighter fluid), produced 2.46 grams of water.
2 C4H10 + 13 O2 -------> 8 CO2 + 10 H2O
This number is how many grams of CO2 were produced with it.
What is 4.8 grams CO2?
Molar mass of H2O
What is 18 grams per mole?
DAILY DOUBLE
This is the full balanced equation of this chemical reaction.
___ Cs + ___ N2 --> ___ Cs3N
What is 6 Cs + 1 N2 --> 2 Cs3N ?
what is 175.32 g of NaCl?
The reason we change grams of a substance into moles of a substance is this.
What is chemical reactions are unified using the mole constant? (Law of conservation of Mass)
Fe2O3 + 3 H2 -------------> 2 Fe + 3 H2O
this is how many moles of iron (Fe) can be made from 16.5 grams of Fe2O3
What is 0.21 mol of Fe?
TRUE OR FALSE The atomic mass of an element on earth is the same as its molar mass on the moon.
What is false?
___ Li + ___ H2O--> ___ LiOH + ___ H2
When the above equation is balanced this is the formula.
What is 2 Li + 2 H2O--> 2 LiOH + 1 H2 ?
A boy asked his mother for 40 grams of C3H8 , she gave him this many moles of it.
When I have 4 moles of Al(OH)3 I have this many moles of HBr.
1 Al(OH)3 + 3 HBr --> 1 AlBr3 + 3 H2O
what is 12 moles?
The first step to any stoichiometry problem is this.
What is balance the equation?
To find the Molar ratio of two molecules in a balanced equation you look at this for each molecule.
What is the coefficient?
True or False
2 Mg + 1 Cl2 --> 1 MgCl2
What is False?
This the amount in grams of 3.5 mol of Ca3(PO4)2?
When I have 2 moles of CO2 I have this many moles of H2O.
2 C2H6 + 7 O2 --> 4 CO2 + 6 H2O
What is 3 moles of H2O?
DAILY DOUBLE
2 I2 + KIO3 + 6 HCl ----> 5 ICl + KCl + 3 H2O
This is how many grams of iodine are needed to prepare 28.6 grams of ICl by this reaction.
What is 17.88 grams I2?
Limiting reactant would be this.
What is the molecule that stops the reaction from continuing as it has run out?
The Coefficient in front of Water in this equation is this whole number.
___ C3H8 + ___ O2 --> ___ CO2 + ___ H2O
What is 4?
What is the mole constant, 6.022 x 1023 ?
The molar ratio of N2 to NH3 is this. (hint: balance the equation)
N2 + H2 --> NH3
What is 1 to 2?
The molar ratio of NH3 to NO is 4 to 6. If we start with moles of NH3 this is conversion factor to change into moles of NO
What is 4 / 6 ?
The molar mass of Xenon to 5 significant figures.
What is 131.29?