The Mole (Honors)

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

• Atomic mass
• Atomic number
• Oxidation number
• Valence electrons

What is the molar mass of fluorine gas?
(beware!)

• 18.998 g/mol
• 38 g/mol
• 9 g/mol
• 18 g/mol

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

What is the mass of one mole of aluminum?

• 27 g
• 13 g
• 54 g
• 14 g

What is the molar mass of CO₂?

• 12
• 16
• 32
• 44

Tags

NGSS.HS-PS1-7

How many particles are in a mole?

• 602
• 602 million
• 602 moles
• 6.02 x 10²³

Calculate the molar mass for Al(OH)₃

• 78.0 g/mol

• 72 g/mol

• 28 g/mol

• 25 g/mol

What is the mass of one mole of Helium?

• 4 g

• 2 g

• 8 g

• There is no way to know

Molar mass is in units of ________.

• grams
• grams/mole
• mole
• moles/gram

Tags

NGSS.HS-PS1-7

Which would have more atoms?

• 1 mole of Li
• 1 mole of Au
• 1 mole of Si
• None, all are equal