WorksheetsBalancing Reactions and Mole to Mole Conversions
Total questions: 10
Worksheet time: 5mins
2 MgO → 2 Mg + 1 O₂ Using the balanced equation provided. How many moles of magnesium oxide (MgO) would you need to produce 3 moles of oxygen (O₂)?
3 mols MgO
6 mols MgO
2 mols MgO
4 mols MgO
2 C₆H₁₄ + 19O₂ → 12 CO₂ + 14 H₂O Using the balanced equation provided. How many moles of oxygen (O₂) would you need to produce 6 moles of carbon dioxide (CO₂)?
9.5 mols CO₂
6.5 mols CO₂
19 mols CO₂
12 mols CO₂
2 C₆H₁₄ + 19 O₂ → 12 CO₂ + 14 H₂O Using the balanced equation provided. How many moles of water (H₂O) would be produced if you had 4.5 moles of hexane (C₆H₁₄)?
63 mols H₂O
14.5 mols H₂O
31.5 mols H₂O
19 mols H₂O
yes
No
Balance this equation:
P4+O2 --> P2O3
3 P4+ O2 --> 2 P2O3
P4+ O2 --> 2 P2O3
P4+ 2 O2 --> 3 P2O3
P4+ 3 O2 --> 2 P2O3
Balance this equation Zn + HCl -->_ZnCl2 +_H2
1,1,2,1
1,1,1,2
1,2,1,1
2,1,1,1
N2 + 3H2 → 2NH3
What is the mole ratio between Nitrogen and Ammonium in the above reaction?
answer choices
1 moles NH3/2 moles N2
2 moles NH3/1 moles N2
2 moles N2/3 moles NH3
2 moles N2/3 moles NH3
