The Mole and Stoichiometry

How many grams are in a mole of K₂O?

• 94.2
• 71.1
• 1
• 6.02 x 10²³

How many things are in a mole of stuff?

• 144
• 13
• 6.02 x 10²³

• π

How many moles are in 16 grams of O2?

• 0.25
• 0.5
• 1
• 2

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What is the molar mass of TiCl₂?

• 118.8 g/mol
• 131.19 g/mol
• 118.8 mol/g
• 131.19 mol/g

How many grams are in 0.4 moles of H₂S?

• 34.1
• 37.1
• 13.6
• 85

How many moles are in 15 g of NO?

• 2
• 0.5
• 450
• NO

What are the units for atomic mass and molar mass?

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

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What is the other name for the mole?

• El Ocho
• Guacamole
• Avogadro's number
• De Wey

How can you figure out how many particles there are in 2 moles?

• 2

• 2 x (6.02 x 10²³)

• 2 x (atomic mass)

• 2 ÷ (6.02 x 10²³)

Who was Avogadro?

• The guy who invented Avocados
• The guy who invented Guacamole
• The man who came up with the idea of the mole
• A famous artist

Tags

NGSS.HS-PS1-7