Mol-Mol Stoichiometry

6CO₂ + 6H₂O --> C₆H₁₂O₆ + 6O₂

What is the total number of moles of carbon dioxide is needed to make 10 moles of oxygen gas?

• 10 moles

• 6 moles

• 0.20 moles

• 1 mole

Tags

NGSS.MS-LS1-6

NGSS.MS-PS1-5

Which of the following represent a mole ratio between silver nitrate and copper(II) nitrate in the following reaction:
2AgNO₃ + Cu --> Cu(NO₃)₂ + 2Ag

• 2 mol AgNO₃ / 2 mol Ag

• 2 mol Ag / 2 mol AgNO₃ 

• 2 mol AgNO₃ / 2 mol Cu(NO₃)₂

• 2 mol AgNO₃ / 1 mol Cu(NO₃)₂

Tags

NGSS.HS-PS1-7

For the following reaction, how many moles of silver is produced, if 10 moles of silver nitrate is completely reacted during the reaction?
2AgNO₃ + Cu --> Cu(NO₃)₂ + 2Ag

• 2 moles

• 2.5 moles

• 5 moles

• 10 moles

Tags

NGSS.HS-PS1-7

How many moles of ethane (C₂H₆) are required to produce 13.5 moles of water from the above reaction?

• 4.5 mol C₂H₆

• 27 mol C₂H₆

• 40.5 mol C₂H₆

• 81 mol C₂H₆

Tags

NGSS.HS-PS1-7

Locate the following on the example stoichiometry calculation.

a

b

c

d

what was given to start

mole to mole ratio

mole to gram ratio for Al

mole to gram ratio for AlCl3

Where is the mole to gram ratio for Al in this set up? (pick one)

Tags

NGSS.HS-PS1-7

Where is the mole to gram ratio for AlCl3 in this set up? (pick one)

Tags

NGSS.HS-PS1-7

Where is the mole to mole ratio in this set up? (pick one)

Tags

NGSS.HS-PS1-7

2 C₈H₁₈ + 25 O₂ → 18 H₂O + 16 CO₂

How many moles of water would be produced by burning (reacting) 8.15 moles of octance, C₈H₁₈, with oxygen from the air?

• 73.4 moles

• 16.3 moles

• 147 moles

• 18.0 moles

What is the mole ratio between N₂ and NH₃ in the above reaction?

• 1 moles NH₃ / 2 moles N₂

• 2 moles NH₃ / 1 moles N₂

• 2 moles N₂ / 3 moles NH₃

• 1 moles N₂ / 3 moles NH₃

Tags

NGSS.HS-PS1-7