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Understanding Acids and Alkalis in Chemistry

This lesson introduces the concepts and classification of acids and alkalis. Topics include battery acid, drinking water, toothpaste, bleach, stomach acid, cola, milk of magnesia, and lemon juice. The lesson also covers increasing alkaline and acid properties in various substances.

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Understanding Acids and Alkalis in Chemistry

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  1. Introduction to acids and alkalis S2 Chemistry Classifying chemicals and chemical reactions

  2. 14 Battery acid 13 Drinking water 12 11 Toothpaste 10 9 Bleach 8 7 Stomach acid 6 Cola 5 4 Milk of magnesia 3 Tea 2 1 Lemon juice 0

  3. 14 Increasing alkali 13 Bleach 12 11 10 Milk of magnesia 9 8 Toothpaste 7 Neutral Drinking water Increasing acid 6 Tea 5 4 Lemon juice 3 Cola 2 Stomach acid 1 0 Battery acid

  4. Task • Make up 10 true/false questions to assess someone’s knowledge and understanding of this lesson’s learning outcomes.

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