A) physical change
B) chemical change
C) Both [a] and [b]
D) no change
Correct Answer: C
Solution :
[c] Both physical and chemical changes occur when a candle burns. The melting of wax and vaporisation of melted wax are physical changes and burning gives new substances like \[{{\operatorname{CO}}_{2}}\], heat, light, are chemical changes.
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