Molecular formula example (Edexcel GCSE Chemistry): Quizzes

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Molecular formula example
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What is the empirical formula in this example?

CH3CH_3

How many hydrogen atoms are in the empirical formula CH3CH_3?

3

What is the RFM of the empirical formula CH3CH_3?

15

How is the RFM of CH3CH_3 calculated?

(12×1)+(1×3)(12 \times 1) + (1 \times 3)

What is the given RFM of the molecular formula in this example?

30

How is the conversion factor calculated?

3015\frac{30}{15}

What is the conversion factor in this example?

2

What is the molecular formula?

C2H6C_2H_6

Explore Edexcel GCSE Chemistry Revision Notes by Topics

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

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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 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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