Which of these show chemical or physical changes and why?a) a burning candle. b)an extinguished candle c)melting wax
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Answer:
a. both physical and chemical change
b. no change
c. physical change
Explanation:
it plus only the answer
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burning of a candle shows chemical change as chemical change define that any object that cannot be reversed is known as chemical change and if the candle is burn than it cannot be reversed
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