grams/mole
If you have 3.636 grams of Aluminum, how many molecules do you have?
8.12*1022 molecules
CO2 + 2LiOH --> Li2CO3 + H2O
How many moles of LiOH are required to react with 20 mol of CO2?
40 mol LiOH
You are given 12 grams of Aluminum (Al), how many moles do you have?
0.445 mols Al
If you have 5.716 grams of O2 how many molecules is this?
1.07 *1023 molecules
2Mg +O2 --> 2MgO
How many moles of MgO are produced from 1.2 moles of Mg?
1.2 Mol MgO
You are given 6.99 moles of NH4 how many grams is this?
126.09 grams
If you have 7.98*1045 atoms of Nickle, how many grams do you have?
7.77*1023 grams
2H2 + O2 → 2H2O
If 3.33*1043 moles of H2O are produced, how many moles of O2 were reacted?
1.665*1043 moles O2
166.73 grams
A penny contain 0.0625 grams of copper, how many many copper molecules is this?
5.92*1020 atoms
2KClO2 --> 2KCl + 3O2
How many molecules of KCl are produced if 5.0 moles of KClO2 is decomposed?
3.011 *1024 molecules KCl
If you have 13.4 grams of Al2(SO2)3 how many moles do you have?
0.054 moles
If you have 3.21*1022 molecules of NO2 how many grams is this?
2.45 grams NO2
Mg + 2HCl --> MgCl2 + H2
How many moles of H2 is produced when 75 grams of HCl is reacted?
1.02 moles H2