C3 topic 2: Water Hardness, concentration and preparing soluble salts

Some resources for three lessons designed to introduce Edexcel C3 topic 2.
Lesson 1
Students describe a graph regarding the amount of soap that is used across the country and interpret what it could mean.

-Students are introduced to water hardness, both permanent and temporary.
-concentration with practice questions
-Ion exchange by using the textbook

lesson 2
Students are reminded of concentration and are introduced to the mole!
-what is a mole
-concentration in terms of mol/volume
-practice questions
-students are introduced to the procedure of producing a soluble salt and are asked to read the textbook for homework

Lesson 3
Students prepare copper sulphate crystals from an acid base reaction.