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(i) Give the constituents of baking powd...

(i) Give the constituents of baking powder.
(ii) Why cake or bread swells on adding baking powder. Write chemical equation.

Text Solution

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(i) Baking powder contains Sodium hydrogen carbonate and tartaric acid.
(ii) It is due to carbondioxide
`2NaHCO_(3)(s)overset("heat")toNa_(2)CO_(3)(s)+CO_(2)(g)=H_(2)O(l)`
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CPC CAMBRIDGE PUBLICATION-ACIDS, BASES AND SALTS-ADDITIONAL QUESTIONS (Answer the following questions :)
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  2. On the basis of origin, how acids are classified?

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  4. Define dilution.

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  6. W'hat are organic acids? Give two examples.

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  9. Why should acids be handled with care?

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  12. A white coloured powder is used by doctors for supporting fractured bo...

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  13. (i) Write the name given to bases that are highly soluble in water. Gi...

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  16. Sodium hydrogen carbonate is a basic salt. Justify the statement how i...

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