I would like to thank Jonathan Hopton (Knockhardy Science) for providing these notes and questions.

This topic is included in AS Paper 1 and Paper 2, and A Level Paper 1, Paper 2 and Paper 3 for Edexcel Chemistry.

#### Notes:

**Notes from Knockhardy Science:**

- Formulae and Equations
- Measurements and Errors
- Moles, Mass, Reactions and Formulae
- Techniques of Volumetric Analysis

#### Questions by Topic:

- From Edexcel, Set 1
- From Edexcel, Set 2
- Formulae, Equations and Amounts of Substance (Multiple Choice) 1 MS
- Formulae, Equations and Amounts of Substance (Multiple Choice) 1 QP
- Formulae, Equations and Amounts of Substance (Multiple Choice) 2 MS
- Formulae, Equations and Amounts of Substance (Multiple Choice) 2 QP
- Formulae, Equations and Amounts of Substance 1 MS
- Formulae, Equations and Amounts of Substance 1 QP
- Formulae, Equations and Amounts of Substance 2 MS
- Formulae, Equations and Amounts of Substance 2 QP
- Formulae, Equations and Amounts of Substance 3 MS
- Formulae, Equations and Amounts of Substance 3 QP
- Formulae, Equations and Amounts of Substance 4 MS
- Formulae, Equations and Amounts of Substance 4 QP
- Formulae, Equations and Amounts of Substance 5 MS
- Formulae, Equations and Amounts of Substance 5 QP
- Formulae, Equations and Amounts of Substance 6 MS
- Formulae, Equations and Amounts of Substance 6 QP
- Formulae, Equations and Amounts of Substance 7 MS
- Formulae, Equations and Amounts of Substance 7 QP

- From OCR
- From AQA