Show:
Moles & Particles
Moles & Grams
Moles & Volumes of Gas at STP
Grams & Particles
Particles & Volume of Gas at STP
100
what is 1.51 x 1024 molecules of CO2
How many molecules of carbon dioxide are found in 2.50 moles of carbon dioxide?
100
what is 2.43 g of magnesium
A certain laboratory procedure requires the use of 0.100 moles of magnesium. How many grams of magnesium would you mass out on the balance?
100
84.0L
What is the volume in liters of 3.75 moles of O2 gas at STP?
100
mass of the iron = 0.348 g
What would be the mass of 3.75 x 1021 atoms of iron?
100
11.2L
what is the volume of 3.01x1024 helium atoms?
200
what is 12.4 moles of O2
How many moles of O2 are represented by 7.45 x 1024 molecules of O2?
200
4.09x10-2g
What is the mass of 2.56x10-4 moles of FE2O3
200
what is 22.4 L
At STP one mole of any gas occupies a how much volume?
200
1.81 x 1024 molecules of water.
How many water molecules would be found in a 54.0 gram sample of water?
200
6.70L
what is the volume of 1.8x1023 C2H6 molecules at STP?
300
1.5x1023 molecules
How many atoms are contained in .25 moles of Fe
300
10.3 moles CO2
What is the number of moles of CO2 in 454 grams.
300
27.9 mole
What is the number of moles in 625 L of H2 gas at STP?
300
1.23x10-6
What is the mass in grams of 3.75x1015 atoms of gold
300
2.41x1026
calculate the number of molecules in 8.96x103L methane, CH4. how many atons are there?
400
1.19 moles
What is 7.14 x 1023 molecules to moles.
400
what is 347 moles of C2H5OH
How many moles are represented by 16.0 g of ethanol, C2H5OH ?
400
11.2L NH3
0.50 mole of NH3 equals how much volume?
400
6.97x1022 atoms
how many atoms are contained in 1205 grams of silver?
400
6.02x1022 atoms
What is the number of atoms in 2.24: of argon gas at STP?
500
2.4 x 1024 molecules
how many molecules are there in 4.0 moles of H2O2?
500
198 grams of glucose
How many moles of methanol, CH3OH, are there in 6.53 x 1023 molecules of methanol?
500
22.4L N2
28.0 g of N2 equals how much volume?
500
3.6x1024 atoms
How many atoms are in 36g of water?
500
3.01x1022 atoms
what is the number of molecules in 11.2L oxygen gas at STP ?