Chemistry · Chemical Compounds in Daily Life
Consider the following information regarding chemical compounds: 1. Bleaching Powder: CaOCl2 | Disinfecting drinking water2. Baking Soda: NaHCO3 | Soda-acid fire extinguishers3. Washing Soda: Na2CO3·10H2O | Removing permanent hardness of water How many of the above rows are correctly matched?
- 1None
- 2All three
- 3Only two✓
- 4Only one
Correct answer
Only two
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