Mole Races I

0.450 g of Fe contains how many atoms?

0.200 g of H₂O contains how many molecules?

How many molecules of water are in 1.058 moles of H₂O?

How many atoms are in 0.750 mole of Fe?

How many molecules of H₂O are present in 1.058 g of water?

How many atoms are in 0.750 g of Fe?

Which contains more molecules: 10.0g of O₂ or 50.0g of I₂?

A solution of ammonia and water contains 2.10 x 10²⁵ water molecules and 8.10 x 10²⁴ ammonia molecules. How many total hydrogen atoms are in this solution?

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NGSS.HS-PS1-7

How many O₂ molecules are present in 2.4 moles of CO₂?

1.14 x 10²⁴ formula units of NaCl represents how many moles?

• 1.47 moles

• 1.61 moles

• 1.75 moles

• 1.89 moles

Tags

NGSS.HS-PS1-7