Mole Master Quiz

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About this activity

Test your knowledge on the mole concept, Avogadro's number, and molar mass!

Created by

Alice Low

Singapore

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Mole Master Quiz


Froggy Jumps Mole Master QuizOnline version Test your knowledge on the mole concept, Avogadro's number, and molar mass! by Alice Low 1 How do you calculate the molar mass of a compound? a By adding up the atomic masses of all atoms in the molecule b By dividing the atomic masses of all atoms in the molecule c By multiplying the atomic masses of all atoms in the molecule 2 What is the molar mass of water (H₂O)? a 16 g/mol b 20 g/mol c 18 g/mol 3 What does the mole concept primarily relate to? a Volume of liquid b Mass of solid c Amount of substance 4 Which unit is used to express molar mass? a g/mol b mol/L c kg/L 5 What is the relationship between moles and mass? a Mass = Moles x Molar Mass b Mass = Moles / Molar Mass c Mass = Moles + Molar Mass 6 How many moles are in 88 grams of carbon dioxide (CO₂)? a 1 mole b 2 moles c 2.5 moles 7 What does Avogadro's number represent? a The number of atoms in one gram of a Mg b The number of atoms in one mole of NO2 c The number of particles in one mole of a MgO 8 What is Avogadro's number? a 6.023 x 10^23 b 3..012 x 10^23 c 1.205 x 10^24 9 How many molecules are present in 2 moles of water (H₂O)? a 36 b 6.023 x 10^23 c 1.205 x 10^24 10 Calculate the number of ions in 3 moles of sodium chloride (NaCl). a 6.023 × 10^23 b 1.807 × 10^24 c 3.6132 × 10^24 11 Find the number of atoms in 4 moles of methane (CH₄). a 2.409 × 10^24 b 9.637 × 10^24 c 1.205 × 10^25 12 What is molar volume? a The volume occupied by one mole of a substance in the liquid state. b The volume occupied by one mole of any gas at standard temperature and pressure (s.t.p.). c The volume occupied by one mole of any gas at room temperature and pressure (r.t.p) 13 How many liters are in two moles of nitrogen gas at r.t.p.? a 48 L b 28 L c 24 L 14 If you have 1 mole of nitrogen gas (N₂) and 2 moles of hydrogen gas (H₂), what will be the total volume at RTP? a 24 dm³ b 72 000 cm³ c 48 L 15 How many moles are there in 96 dm³ of O₂? a 3 moles b 4 moles c 6 moles

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Mole Master Quiz

Froggy Jumps

About this activity

Created by

Download the paper version to play

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Mole Master QuizOnline version

by Alice Low

How do you calculate the molar mass of a compound?

What is the molar mass of water (H₂O)?

What does the mole concept primarily relate to?

Which unit is used to express molar mass?

What is the relationship between moles and mass?

How many moles are in 88 grams of carbon dioxide (CO₂)?

What does Avogadro's number represent?

What is Avogadro's number?

How many molecules are present in 2 moles of water (H₂O)?

Calculate the number of ions in 3 moles of sodium chloride (NaCl).

Find the number of atoms in 4 moles of methane (CH₄).

What is molar volume?

How many liters are in two moles of nitrogen gas at r.t.p.?

If you have 1 mole of nitrogen gas (N₂) and 2 moles of hydrogen gas (H₂), what will be the total volume at RTP?

How many moles are there in 96 dm³ of O₂?