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प्रश्न
Classify the following as chemical or physical change:
Burning of paper and wood
पर्याय
Chemical change
Physical change
उत्तर
Chemical change
Explanation:
Burning paper is a chemical change since the combustion products, carbon dioxide, water vapours, smoke, and ash, cannot be turned back into paper or wood using any physical means.
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संबंधित प्रश्न
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(a) Substance retains its identity
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