Grams to Moles and Moles to Grams

When converting a mass to moles, what unit must be in the denominator of the conversion factor?

• grams

• moles

• grams/mole

Tags

NGSS.HS-PS1-7

Convert 50.0 grams of H₂O to moles of H₂O.

• 901 moles

• 18.02 moles

• 2.77 moles

What mass of calcium chlorate, Ca(ClO₃)₂, is equivalent to 0.750 moles of the substance?

• 155.24 grams

• 206.98 grams

• 128.65 grams

Tags

NGSS.HS-PS1-7

2.50 moles of sodium sulfate, Na₂SO₄, are added to a solution. What mass of the substance was this?

• 297.65 grams

• 142.05 grams

• 355.13 grams

Tags

NGSS.HS-PS1-7

• 2.78 moles

• 1.39 moles

• 0.56 moles

• 4.17 moles

Tags

DOK Level 2: Skill/Concept

• 0.5 moles

• 1.14 moles

• 1.36 moles

• 2.27 moles

• 0.98 moles

• 1.02 moles

• 1.5 moles

• 2 moles

Tags

NGSS.HS-PS1-7

• 49 grams

• 98 grams

• 24.5 grams

• 196 grams

Tags

DOK Level 2: Skill/Concept

• 9.375 moles

• 10 moles

• 11.25 moles

• 12.5 moles

• 0.5 moles

• 1 mole

• 2 moles

• 3 moles

Tags

DOK Level 2: Skill/Concept