Unit 8 The Mole

What is the Molar Volume?

• 22.4 liters

• 2.24 L

• 22.4 L/mole

• 2.24 L/mole

What is Avogadro's Number?

• 6.02 atoms

• 6.02 x 10²³ molecules

• 22.4 L/mole

• 6.02 x 10²³ particles/mole

Tags

NGSS.HS-PS1-7

When converting volume to moles, what conversion factor is needed?

• 22.4 grams = 1 mole

• 22.4 L = 1 mole

• 22.4 moles = 1 Liter

• 6.02 L = 1 mole

When converting mass to moles, what conversion factor is needed?

• mass = 1 mole

• mass = 1 gram

• mass = 1 Liter

• mass = 1 atom

What is the correct representative particle for NaCl?

• Formula Unit

• Atom

• Molecule

What is the correct representative particle for potassium?

• Atoms

• Molecules

• Formula Units

What is the correct representative particle for CO₂?

• Atoms

• Molecules

• Formula Units

Tags

NGSS.MS-PS1-1

What is the mass of one mole of aluminum chloride (remember to determine the correct formula first)?

• 62.435g
• 116.399g
• 133.341g
• 97.888g

Tags

NGSS.HS-PS1-1

What is the molar mass of PbSO₄?

• 303.27 g/mol

• 255.27 g/mol

• 163.87 g/mol

• 372.27 g/mol

How many moles are present in 32.3 grams of carbon dioxide (CO₂)?

• 44.01 moles
• 1421.52 moles
• 32.3 moles
• 0.73 moles

Tags

NGSS.HS-PS1-7