Chemistry
Grade-10
Easy
Question
Read the given following paragraph and fill in the blanks by choosing an appropriate option.
Baking powder is a mixture of ___A___ and mild edible acid ___B___. When it is heated, the product formed is ___C___ which makes cakes and doughnuts spongy.
Identify A, B and C, respectively, in the above changes?
Hint:
Baking soda makes cakes spongy due to release of carbon dioxide gas.
The correct answer is:
Baking powder is a mixture of NaHCO3 and mild edible acid Ca(H2PO4)2. When it is heated, the product formed is CO2 which makes cakes and doughnuts spongy.
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