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Uses of Acids and Bases

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explain the formation of scum when hard water is treated with soap?

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Explain the formation of scum when hard water is treated with soap.

Explain the formation of scum when hard water is treated with soap. [3 MARKS]

Q. Question 10
Explain the formation of scum when hard water is treated with soap.

Q. Question 10
Explain the formation of scum when hard water is treated with soap.

Q. (a) How is ethanoic acid obtained from ethanol? Write down the chemical equation of the reaction involved.
(b) How would you distinguish between ethanol and ethanoic acid by chemical test?
(c) Explain the formation of scum when hard water is treated with soap.

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Uses of Acids and Bases

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