Moles & Particles
Moles & Grams
Moles & Volume of Gas at STP
Grams & Particles
Particles & Volume of Gas at STP
100
1.81 x 10 to the 24 atoms
What is the number of atoms in 3.00 mol Sn?
100
547g
What is the number of grams in 7.20 mol of dinitrogen trioxide?
100
14.6g
What is the mlar mass of a compound that has a density of 0.650g/L at STP?
100
6.08g
What is the number of moles of compounds in 4.5kg Ca(OH)2?
100
1.23 x 10 to the 6 g
What is the mass, in grams, of 3.75 x 10 to the 15 atoms of gold?
200
1.50 x 10 to the 23 atoms
What is the number of atoms contained in 0.25 moles of Fe?
200
613g
What is the mass, in grams, of 6.25 mol H2SO4?
200
N2H4
What is not an example of an empirical formula?
200
0.576mol
What is the number of moles in 92.2g of iron(lll) oxide, Fe2O3?
200
The volume occupied by a mole of any gas at STP.
What is molar volume?
300
2.75 x 10 to the 24 atoms
What is the number of atoms in 1.14 mol SO3?
300
765g
Calculate the mass of 3.00 mol of selenium oxybromide, SeOBr2.
300
1.50mol
What is the number of moles in compound pf 90.0g acetic acid, CH3COOH?
300
2.75 mol
What is the number of moles of compound in 471.6g barium hydroxide, Ba(OH)2?
300
9.1 moles
What is the number of moles of argon in 364 g of argon?
400
1.35 x 10 to the 25 atoms
What is the number of atoms in 7.50 mol SO2?
400
1570g
Calculate the mass of 2.50 mol of strontium nitrate, Sr(NO3)2.
400
CF2
What is the empirical formula, if a polymer used for a nonstick surface of cooking utensils is 24.0% and the mass is 76.0%?
400
0.02mol
What is the number of moles of compound in 7.04g lead(lll) nitrate, Pb(NO3)2?
400
The number of representative particles in a mole of a substance.
What is Avogadro's number?
500
2.11 x 10 to the 23 atoms
What is the number of atoms in 0.360 mol of silver?
500
547 g
What is the amount of grams of 6.25 mol of copper (lll) nitrate?
500
132g
What is the molar mass of (NH4)2SO4?
500
3.125 x 10 to the 4 mol
What is the number of moles of compound in 5000kg iron(lll) oxide, Fe2O3?
500
1.204 x 10 to the 24 molecules
What is the number of water molecules in 36 g of water?
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