Challenge 8.3 - One Step Mole Conversions

  • AP Chemistry
  • IB Chemistry
  • General Chemistry
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| By Cbrammell
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Cbrammell
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Quizzes Created: 1 | Total Attempts: 335
| Attempts: 335 | Questions: 8 | Updated: Mar 20, 2025
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1. What is the mass of 4.65 moles of oxygen gas? (O2)

Explanation

option 1 is right
option 2 is wrong because you did not covert
option 3 is wrong because you flipped your conversion factor
option 4 is wrong because you flipped your conversion factor and have the wrong answer according to sig figs

Submit
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About This Quiz
Chemical Equilibrium Quizzes & Trivia

Challenge 8.3 - One Step Mole Conversions tests understanding of mole conversion principles in chemistry, focusing on calculations involving mass and moles of various compounds like O2, CO2, CF4, Al2O3, NaCl, and SrCl2.

2.
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2. How many atoms are in 7.86 moles of sodium chloride?

Explanation

option 1 is wrong because you did not use the right conversion factor
option 2 is right
option 3 is wrong because you flipped your conversion factor
option 4 is wrong because it is avogadro's number only

Submit
3. How many liters of carbon dioxide are in 63.5 moles of CO2?

Explanation

option 1 is wrong because you flipped your conversion factor
option 2 is right
option 3 is wrong because you used avogadros number
option 4 is wrong because you used the molar mass of CO2

Submit
4. How many moles of carbon dioxide are in 22.5 grams of CO2? 

Explanation

option 1 is wrong because you flipped your conversion factor
option 2 is wrong because you did not convert
option 3 is correct
option 4 is wrong because that is the molar mass of CO2

Submit
5. A chemists needs 3.52 moles of aluminum oxide, Al2O3, for a particular experiment. How many grams of Al2O3 should she weight out?

Explanation

option 1 is right
option 2 is wrong because you flipped your conversion factor
option 3 is wrong because it is the molar mass of Al2O3
option 4 is wrong because you did not convert

Submit
6. How many moles of liquid dihydrogen monoxide are there when you have 253 L of dihydrogen monoxide?

Explanation

option 1 is right
option 2 is wrong because you flipped your conversion factor
option 3 is wrong because you use avogadros number
option 4 is wrong because you use molar mass

Submit
7. How many moles of carbon tetrafluoride are in 176 grams of CF4?

Explanation

option 1 is wrong because that is the molar mass of CF4
option 2 is wrong because you did not covert
option 3 is wrong because you flipped your conversion factor
option 4 is right

Submit
8. A chemist has 5.69 x 10^26 molecules of strontium chloride. How many moles of strontium chloride do they have?

Explanation

Option 1 is wrong because that is the molar mass of SrCl2
option 2 is wrong because that is avogadros number
option 3 is wrong because you flipped your conversion factor
option 4 is right

Submit
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What is the mass of 4.65 moles of oxygen gas? (O2)
How many atoms are in 7.86 moles of sodium chloride?
How many liters of carbon dioxide are in 63.5 moles of CO2?
How many moles of carbon dioxide are in 22.5 grams of CO2? 
A chemists needs 3.52 moles of aluminum oxide, Al2O3, for a particular...
How many moles of liquid dihydrogen monoxide are there when you have...
How many moles of carbon tetrafluoride are in 176 grams of CF4?
A chemist has 5.69 x 10^26 molecules of strontium chloride. How many...
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