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  Q. 15. A white powder is added while baking breads and cakes to make them soft and fluffy. Write the name of the powder. Name its main ingredients. Explain the function of each ingredient. Write the chemical reaction taking place when the powder is heated during baking.  Ans. Baking powder. ½ Baking soda and tartaric acid. ½ + ½ On heating or mixing with water, sodium bicarbonate reacts with hydrogen ion from acid and releases CO2 that makes the cake soft and fluffy. 1 Tartaric acid is used to avoid the bitter taste by reacting with Na2CO3 formed. 2NaHCO3 + H+ Heat  → Fr om acid  Na2CO3 + H2O +co2   Q. 17. The pH of salt used to make tasty and crispy pakoras is 14. Identify the salt and write a chemical equation for its formation. List its two uses.  Ans. NaHCO3 (Sodium Hydrogen Carbonate/ Sodium bicarbonate) NaCl + H2O + CO2 + NH3 → NH4Cl + NaHCO3 why different salts are used for the same purposes?
Asked by Acharyaarjun410 | 06 Jun, 2020, 07:39: AM
answered-by-expert Expert Answer
Same Salt- Sodium bi Carbonate (NaHCO3) is used for both process. It is also known as Baking Soda as common name and used to make food itmes soft.
Answered by Ravi | 06 Jun, 2020, 09:16: PM

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CBSE 10 - Chemistry
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