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When coal burns it leaves ash behind. Ash so produced is lighter than the coal which has burnt. Justify the decrease in mass in the light of law of conservation of mass.?
Wiki User
∙ 6y ago
During combustion carbon dioxide and water are released; ash is only the residue.
Sedrick Sawayn
Sadaan Shahid
Because when wood burnt carbon dioxide and water vapours are released and when you measured the mass of wood from burning and after burning there is a lot of difference
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