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1 vote
Explain why decomposition of sugar on heating is an irreversible change.

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User Mabako
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1 Answer

4 votes

Sugar, sucrose (C12H22O11: a disaccharide, composed of the two monosaccharides: glucose and fructose), is odorless, that is, it lacks odor. When heated a phase change occurs resulting in melting of a thick syrup.

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User Caterham
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