Gym Mass Heroes
Tortured Moles
Gettysburg Percent By Mass
The Empirical Strikes Back
Call of Duty: Stoich
Yosemite Actual (formula) Park
Age of Percent
Everybody's Talking, Nobody's Limiting
100

The molar mass of CO2.

What is 44.01

100

The number of moles of magnesium in 3.05 x 1022 atoms.

What is .05 moles

100

The percent by mass of oxygen in CO2 (molar mass = 44.01)

What is 72.71%

100

The empirical formula for P4O10

What is P2O5

100

The number of moles of CO2 produced when 5.00 moles of Fe2O3 reacts. 

What is 15.00 moles CO2

100

This could be the actual formula for NH4

What is N2H8, N3H12, N4H16, N5H20

100

This much Fe was ACTUALLY produced.

What is 3.34 g

100

The limiting reactant here

What is oxygen

200

The molar mass of Li3P.

What is 51.80

200

The number of molecules in 4.05 moles of glucose, C6H12O6.

What is 2.44 x 1024

200

The percent by mass of lithium in LiF (molar mass = 25.94).

What is 26.75%

200

The Empirical formula for Cr3Cl9

What is CrCl3

200

The number of molecules of Fe produced from 248 grams of CO (Molar Mass = 28.01).

What is 3.55 x 1024

200

This could be the actual formula for SO2

What is S2O4, S3O6, S4O8, S5O10

200

This much Co was ACTUALLY produced.

What is 2.91 g

200

The limiting reactant here.

What is nothing

300

The molar mass of Fe2S3

What is 207.88

300

The number of moles in 1.21 x 1025 atoms of phosphorus.

What is 20.10 moles

300

The percent by mass of hydrogen in C3H4 (molar mass = 40.062).

What is 10.06%

300

The empirical formula for Fe2(SO3)2

What is FeSO3

300

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

This could be the actual formula for P2O3

What is P4O6, P6O9, P8O12, P10O15

300

This is the percent yield of Co in this experiment.

What is 55.17%

300

The limiting reactant here

What is hydrogen

400

The molar mass of Na3PO4

What is 163.94

400

The number of moles in 11.3 L of argon gas at STP.

What is .50 moles

400

The percent by mass of copper in CuCl2 (molar mass = 134.45).

What is 47.27%

400

The empirical formula for C8H10O2N4

What is C4H5ON2

400

The number of moles of Fe produced from 4.93 x 1024 molecules of CO.

What is 5.46 moles

400

This could be the actual formula for CH2O

C2H4O2, C3H6O3, C4H8O4, C5H10O5

400

This is the percent yield of Na in this experiment.

What is 78.58%

400

The limiting reactant here.

What is Fe

500

The molar mass of Mg3(PO4)2

What is 262.84

500

The number of grams in 2.6 mol of lithium bromide (molar mass = 86.84).

What is 225.78 grams

500

The percent by mass of calcium in CaO (Molar Mass = 56.08).

What is 71.47%

500

What is the empirical formula for C15H25O10

What is C3H5O2

500

The number of grams of CO2 (Molar Mass = 44.01) in 7.38 x 1024 molecules.

What is 539.52 grams

500

This could be the actual formula for C3H4O5

What is C6H8O10, C9H12O15, C12H16O20

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

The limiting reactant here.

What is oxygen