WorksheetsMole to Mole Ratios
Total questions: 10
Worksheet time: 8mins
Mole Ratios used for conversions are derived from:
the molar mass of the reactants in the balanced chemical equation
the coefficients of the balanced chemical equation
the subscripts of the products in the balanced chemical equation
the group number of each element in the balanced chemical equation
What are the missing coefficients for the unbalanced equation below?
Cr(s) + Fe(NO3)2(aq) → Fe(s) + Cr(NO3)3(aq)
2,3,3,2
1,3,3,1
2,3,2,3
2,3,1,2
What are the missing coefficients for the unbalanced equation below?
AlPO4 + Ba(OH)2 → Al(OH)3 + Ba3(PO4)2
1,3,2,3
2,3,2,3
3,2,3,1
2,3,2,1
What is the mole ratio of Ba(OH)2 to AlPO4?
AlPO4 + Ba(OH)2 → Al(OH)3 + Ba3(PO4)2
3 mol Ba(OH)2 / 2 mol AlPO4
1 mol Ba(OH)2/ 1 mol AlPO4
2 mol Ba(OH)2/ 3 mol AlPO4
1 mol Ba(OH)2/ 3 mol AlPO4
What is the mole ratio of Mg to MgCl2?
Mg(s) + HCl(aq) → MgCl2(aq) + H2(g)
2 mol Mg/ 1 mol MgCl2
1 mol Mg/ 2 mol MgCl2
1 mol Mg/ 1 mol MgCl2
2 mol Mg/ 2 mol MgCl2
Mg(s) + HCl(aq) →MgCl2(aq) + H2(g)
The reaction of 2.5 mol of HCl will produce ______ mol of MgCl2.
2.5
1.25
5.0
1.0
If there are 2 moles of oxygen available, which mole ratio will tells how much water is produced?
C3H8 +5O2 → 3CO2 + 4H2O
4 mol H2O/ 5 mol O2
5 mol O2/ 4 mol H2O
2 mol O2/ 4 mol H2O
4 mol O2/ 2 mol H2O
If there are 10 moles of propane, C3H8, which mole ratio will tells how much oxygen is required for the reaction to take place?
C3H8 + 5O2 → 3CO2 + 4H2O
1 mol C3H8/ 5 mol O2
5 mol O2/ 1 mol C3H8
5 mol O2/ 10 mol C3H8
10 mol C3H8/ 5 mol O2
Which mole ratio tells how much aluminum oxide is produced from 3 moles of aluminum?
4Al + 3O2 → 2Al2O3
3 mol Al/ 2 mol Al2O3
2 mol Al2O3/ 4 mol Al
4 mol Al/ 2 mol Al2O3
2 mol Al2O3/ 3 mol Al
Using the reaction below,
4Al + 3O2 → 2Al2O3
How many moles of aluminum oxide are produced from 6 moles of oxygen?
8 mol
6 mol
4 mol
2 mol
