This lesson is aimed at KS3 to help to develop students investigation skill where they have to identify and categorise the different variables in the experiment, choose the control variables and explain why. The practical is simple and fun where they see how much stomach acid (HCl) branded and unbranded heartburn tablets neutralised. This is a self contained lessons with all instructions and worksheets built in. This will easily last a double period, so grab yourself a bargain and save some time.
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£2.00