2. Classify the following into physical or chemical changes.
a). Burning of charcoal :
b). Melting of candle wax:
c). Adding an acid to an alkali :
d). Burning magnesium in air :
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Hey mate!
Your answer
A) Chemical change
B) Physical change
C) Chemical change
D) Chemical Change
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a) Burning of charcoal: chemical change
b) Melting of candle wax: physical change
c) Adding an acid to an alkali: chemical change
d) Burning of magnesium in air: Chemical change
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