Question

kapil burnt a piece of paper and coal seprately .He observed that the paper burnt with a flame whil the coal burnt without the flame.What could be the reason. Explain
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Answer 1

Answer:

When the wax melts, it, rises through the wick and are vapourised during burning and form flames. Charcoal, on the other hand, does not vapourise and so does not produce a flame. Charcoal is a fuel which is used in home and it is combustible substance. The substance which vapourises during burning gives...