SELECT * FROM question_mgmt as q WHERE id=3539 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=9 AND subId=16 AND chapterId=253 and ex_no='6' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 10th science Acids, Bases and Salts give two important uses of washing soda and baking

Question:

Give two important uses of washing soda and baking soda.

Answer:

Two important uses of washing soda and baking soda are:

1) Washing soda:

      (a) Washing soda is used to remove permanent hardness of water.
      (b) It is used for domestic household washing purposes.
      (c) It is used in glass, soap, and paper industries.

2) Baking soda:

      (a) Baking powder is prepared by using baking soda. Baking powder is formed by the mixture of baking soda with a mild acid known as tartaric acid. When it is heated or mixed in water, CO2 gas is evolved that makes bread or cake fluffy.
      (b) Soda-acid fire extinguishers are prepared by baking soda.
      (c) It is used in making pakora more crispy.


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