Moles to Particles Quiz

How many moles are in 2.85 x 10¹⁸ atoms of iron, Fe?

• 41.4 molecules

• 4.73 x 10^-6 molecules

• 4.73 x 10⁶ molecules

• 1.83 x 10^-21 molecules

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If you have moles on top, what do you need on the bottom of the conversion factor to be?

• atoms

• particles

• grams

• moles

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If you have particles on top, what do you need on the bottom of the conversion factor to be?

• atoms

• particles

• grams

• moles

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If you have grams on top, what do you need on the bottom of the conversion factor to be?

• atoms

• particles

• grams

• moles

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When you are solving for molecules, atoms, and particles you always use what number?

• 6.02 X 10²³

• Lucky 7

• Guess

• 24

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How many moles are in 3.01 x 10²² atoms of magnesium, Mg?

• 0.05 moles

• 1.81 X 10⁴⁶ moles

• 5.00 x 10²¹ moles

• 5 moles

How many atoms are in 6.5 moles of zinc, Zn?

• 4.2 atoms

• 3.91 X 10^-24 atoms

• 3.91 x 10²⁴ atoms

• 5 x 10²⁴ atoms

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How many moles are in 8.30 X 10²³ molecules of H₂O?

• 1.38 X 10²³ moles H₂O

• 1.38 moles H₂O

• 2 moles H₂O

• 1 mole H₂O

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