guys,,please give examples on physical and chemical change,,,,pleae don'nt do for free points,,its urgent
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guys,,please give examples on physical and chemical change,,,,pleae don'nt do for free points,,its urgent
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Answer:
chemical change reaction is C + O2= CO 2
and physical change reaction is N2 + 3 H2= 2 NH3
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Answer:
physical changes- burning of a candle , cutting an apple
chemical changes- burning of a candle, rusting of the iron