Explain the structure of a flame .
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) The Innermost zone of a flame is dark or black:It consist of hot,unburnt vapours of the combustible material.It is the least hot part of the flame.It is the coldest part of the flame. 2)The middle zone of a flame is yellow:It is bright and luminous
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Explanation:
the innermost zone of flame is dark or black : it consists of hot , unburnt vapour of the combustible material it is the least what part of the flame . means it is the coldest part of the flame. the the middle zone of the flame is yellow: it is bright or luminous. I hope you understand and it is helpful for you
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