Describe an activity to check the conductivity of different solutions formed by adding the following substances to distilled water.
i) Lemon juice
ii) Caustic soda
iii) Sugar [3 MARKS]

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Solution

Experiment details:1.5 Marks
Inference results: 1.5 Marks

Take three clean plastic or rubber caps of bottles. Pour about two teaspoons of distilled water in each of them. Add a few drops of lemon juice to distilled water in one cap. Now in the second cap containing distilled water, add a few drops of caustic soda. Add a little sugar to the distilled water in the third cap and dissolve it. Test which solutions conduct electricity using a tester. This way we can know the conductivity of given substances.

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Describe an activity to check the conductivity of different solutions formed by adding the following substances to distilled water. i) Lemon juice ii) Caustic soda iii) Sugar [3 MARKS]

Describe an activity to check the conductivity of different solutions formed by adding the following substances to distilled water.
i) Lemon juice
ii) Caustic soda
iii) Sugar [3 MARKS]