Quarter 2 – Module 6: Mole Concept

Who discovered the MOLE?

• Amadeus
• Aristotle
• Avogadro
• Newton

What is a MOLE?

• Chemical reaction
• Number
• Compound
• Unit

What is the use of a MOLE?

• Dig
• Measure
• Count
• Add

What is the correct value of a MOLE?

• 6.023
• 12.04 x10^10
• 602000000
• 6.02 x10^23

In one mole of CaCO3 how many formula units of CaCO3 are there?

• 6.02 x10^23
• 12.04 x10^23
• 24.08 x10^23
• 3.01 x10^23

In one mole of CaCO3 how many Ca2+ ions are there in CaCO3?

• 12.04 x10^23
• 6.02 x10^23
• 24.08 x10^23
• 3.01 x10^23

In one mole of CaCO3 how many CO3^2- ions are there in CaCO3?

• 6.02 x10^23
• 12.04 x10^23
• 24.08 x10^23
• 3.01 x10^23

What is the mass of 1 mole of cobalt atoms?

• 58.9 grams
• 60 grams
• 58.9345 grams
• 57.36 grams

How many atoms of Nitrogen are there in N2 gas?

• 6.02 x10^23
• 1.204 x10^24
• 2.408 x10^24
• 3.01 x10^23

How many ions of chloride are there in BaCl2?

• 6.02 x10^23
• 1.204 x10^24
• 2.408 x10^24
• 3.01 x10^23