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प्रश्न
Chemical changes are important in our day-to-day life. Give examples.
टिप्पणी लिखिए
उत्तर
- Medicines are prepared by carrying out a chain of chemical changes.
- The materials such as plastics, soaps, detergents, perfumes, acids, bases, salts, etc are all made by carrying out various types of chemical changes.
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