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Moles & Particles
Moles & Grams
Moles & Volumes of Gas at STP
Grams & Particles
Particles & Volume at STP
100
4.65 mol
How many moles is 2.80x10^24 atoms of Si?
100
4.09x10^-2 grams
What is the mass of 2.56x10^-4 moles of Fe2O3?
100
36.36 grams
What is the molar mass of a gaseous compound that has a density of 1.623 g/L at STP?
100
95.3 grams
What is the molar mass of MgCl2?
100
7640 L CO2
What is the volume of .015 grams of CO2 at STP in liters?
200
2.75x10^24 atoms
How many atoms are in 1.14 mol SO3?
200
9.1 mol
What is the number of moles of argon in 364 grams?
200
27.9 mol
What is the number of moles in 625 L of H^2 gas at STP?
200
1.23x10^6 grams
What is the mass of 3.75x10^15 atoms of gold?
200
13.4 L
What is the volume of 0.600 of SO2 gas at STP?
300
1.29x10^24 CO molecules
How many molecules are in 2.14 molCO?
300
31.6 grams
What is the mass of 5.00x10^23 molecules of F2?
300
22.4 L
What is the volume of any mole of gas at STP?
300
1.81X10^24 molecules
What is the number of NH^3 molecules in .17grams of ammonia?
300
13.4 L
What is the volume of 0.600 mol of SO^2 gas at STP?
400
1.81x10^24 atoms
How many atoms in 3.00 mol Sn?
400
5.00x10^-2 mol
What is the number of moles are in 6.60 grams (NH4)2SO4?
400
30.0 grams
What is the mass of Ethane (1.34 grams/L) at STP?
400
1.20X10^22 molecules
What is the number of water molecules in 36 grams of water?
400
1.5 mol
What is the number of moles in 33.6 L of He?
500
7.72 mol NO2
How many moles are contained in 4.65x10^24 molecules NO2?
500
4.88x10^4 grams
What is the mass of 488 mole of calcuim carbonate?
500
84.0 L
What is the volume in liters of 3.75 miles of O2 gas at STP?
500
9.1 grams
What is the mass of hydrogen in 50.0 greams of propane?
500
1.00 mol of H2
What is the number of H2 moles in 22.4 L?