Answers

2016-03-17T00:02:21+05:30
A ) exothermic change 
as the above reaction is burning of carbon.
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if the ans is right mark as brainliest
if not , sorry
2016-03-17T00:27:20+05:30
According to me I think it will be Exothermic reaction
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if correct than plz mark as brainliest