Question 34 of 34beginner🧠 RememberShort Answer3 marks

Give two important uses of washing soda and baking soda.

Correct Answer

Uses of Washing Soda:

  1. Sodium carbonate (washing soda) is used in glass, soap and paper industries.
  2. It is used for removing permanent hardness of water.

Uses of Baking Soda:

  1. It is used for making baking powder, which makes bread or cake rise and become soft and spongy.
  2. It is an ingredient in antacids as it neutralises excess acid in the stomach and provides relief.
Exercise: EXERCISES | Q: 15 | (Page Page 19)
For More Understanding

Explanation

The question asks for two important uses each of washing soda and baking soda. From the textbook context, washing soda (sodium carbonate) has uses in industries (glass, soap, paper), as a cleaning agent, for manufacturing sodium compounds like borax, and for removing permanent hardness of water. Baking soda (sodium hydrogencarbonate) is used in baking powder, as an antacid, and in soda-acid fire extinguishers. The answer selects the most commonly asked uses in examinations.

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