Stoichiometry

Front

What is the molar mass of C₆H₁₂O₆? Options: 180.18, 180.12, 180.24, 180.06

Back

180.18

Front

Fe₂O₃(s) + 3H₂(g) → 2Fe(s) + 3H₂O(l)
How many moles of iron can be made from 6 moles H₂?

Back

4 moles Fe

Front

N₂ +  3H₂ → 2NH₃ 
How many moles of hydrogen are needed to react with 2 moles of nitrogen?

Back

6

Front

2H₂ + O₂ → 2H₂O
How many moles of water can be produced if 8 moles H₂ are used?

Back

8 moles

Front

12.00 moles of NaClO₃ will produce how many grams of O₂?

Back

576 g of O₂

Front

Balance the reaction: CaC₂(s) + H₂O(l) --> C₂H₂(g) + Ca(OH)₂(aq)

Back

1,2,1,1

Front

For the Balanced Reaction: 3 Mg + 1 Fe₂O₃ → 3 MgO + 2 Fe; What is the Ratio of moles of MgO to moles Fe?

Back

3 mol MgO / 2 mol Fe

Front

For the Balanced Reaction: 3 Mg + 1 Fe₂O₃ → 3 MgO + 2 Fe; What is the Ratio of moles of Mg to moles Fe?

Back

3mol Mg / 2 mol Fe

Front

2H₂ + O₂ → 2H₂O
How many moles of oxygen are consumed if 8 moles H₂ are used?

Back

4

Front

WO₃ + H₂ --> W + H₂O
What coefficient goes in front of H₂? Options: 1, 2, 3, 4

Back

3