The mole (Edexcel GCSE Chemistry Combined Science): Quizzes

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3.2.1 The Mole
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What is a mole used for in chemistry?

Count particles like atoms/molecules

How many particles are in one mole of any substance?

6.02×10236.02 \times 10^{23}

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

Avogadro's number

Why do chemists use moles instead of counting atoms individually?

Atoms are too tiny to count individually

What equals the mass of one mole of a substance in grams?

Its ArA_r or MrM_r

What is the mass of one mole of carbon?

12 grams

What is the mass of one mole of water (H2O)(H_2O)?

18 grams

Moles are similar to which everyday counting unit?

Dozen

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The mole

Relative atomic mass

Relative formula Mass

Percentage composition example

Empirical formula example

Molecular formula example

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The mole

Relative atomic mass

Relative formula Mass

Percentage composition example

Empirical formula example

Molecular formula example

Explore Edexcel GCSE Chemistry Combined Science Flashcards by Topics

The mole

Relative atomic mass

Relative formula Mass

Percentage composition example

Empirical formula example

Molecular formula example

Explore Edexcel GCSE Chemistry Combined Science Exam Questions by Topics

The mole

Relative atomic mass

Relative formula Mass

Percentage composition example

Empirical formula example

Molecular formula example

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