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Q.

When the wick of a candle is touched by a lit match, the candle begins and continues to burn. What is the role of the match in the reaction involving the candle wax ?

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a

It acts as a catalyst

b

It decreases the rate of the combustion

c

It lowers the heat energy

d

It supplies the heat energy

answer is B.

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Detailed Solution

The role of match supplies the heat energy to wick of the candle. 

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