The Mole (AQA GCSE Chemistry): Quizzes

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The Mole
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What does a mole count in chemistry?

Particles like atoms or molecules

How many particles are in one mole?

6.02×10236.02 \times 10^{23}

What is 6.02×10236.02 \times 10^{23} called?

Avogadro's number

Who was Avogadro's number named after?

Amedeo Avogadro

Why do chemists use moles?

Atoms are too tiny to count individually

Which everyday unit is compared to a mole?

A dozen

What does one mole's mass equal in grams?

Its Ar or Mr

What is the mass of one mole of carbon?

12 grams

What is the mass of one mole of water (H2OH_2O)?

18 grams

How is water's Mr of 18 calculated?

2×1+162 \times 1 + 16

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