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Unit 7.1 What is a salt?. SALTS? Others example of salts Calcium Sulfate Magnesium Carbonate.

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Presentation on theme: "Unit 7.1 What is a salt?. SALTS? Others example of salts Calcium Sulfate Magnesium Carbonate."— Presentation transcript:

1 Unit 7.1 What is a salt?

2 SALTS?

3 Others example of salts Calcium Sulfate Magnesium Carbonate

4 Sodium Chloride Copper sulfate

5 The illustration below shows a label on a jar of orange preserve. Allergy advice: No nuts. Suitable for vegetarians. Ingredients: Sugar, oragnes, water, concentrated lemon juice, sodium citrate, citric acid, bitter orange oil. Prepared with 30g of freuit per 100g. a. Which ingredient is a salt? b. Use internet to find out why this ingredient is added to some kind of food.

6 Activity 7.1 Choose a salt to research. How is this salt obtained or made? What is the salt used for? Present what you have found out in an interesting way. You could make a poster give a short talk or make a slide show


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