Mass to Mole

When looking for Molar mass, where do you look for the Atomic Mass?

• Periodic Table

• Guess

• 6.02 X 10²³

• The Mole

What is the mass of one mole of aluminum?

• 26.982 g

• 13 g

• 53.985 g

• 14 g

What are the units for molar mass?

• grams

• amu

• grams/mole

• liters

What is the definition of molar mass?

• number of grams per one mole of a substance

• whole number ratio that is a multiple of a chemical formula

• simplest, whole number ratio of a chemical formula

• 6.02 x 10^23 particles per one mole of a substance

Tags

NGSS.HS-PS1-7

The molar mass of an element is equal to its...

• Atomic mass

• Atomic number

• Oxidation number

• Valence electrons

Tags

NGSS.HS-PS1-7

What is the molar mass of table salt (NaCl)?

• 116.886 g/mol

• 35.453 g/mol

• 22.990 g/mol

• 58.443 g/mol

The mass of one mole of substance is called...

• molecular mass

• mole constant

• molar mass

• atomic weight

14.5 grams of gallium (Ga) is equal to how many moles?
[1 mole Ga = 70g Ga]

• 4.81

• 3.22

• 0.207

• 0.655

36.0 g of Be contains how many moles?
[1 mole Be = 9g Be]

• 0.25 mol

• 4.0 mol

• 45 mol

• 320 mol

How many moles are in 5.674 grams of Li₂CO₃?

• 3.762 moles

• 1.234 moles

• 0.07679 moles

• 0.04682 moles