Burning a sugar cube is a chemical change because....
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Burning a sugar cube is a chemical change. Fire activates a chemical reaction between sugar and oxygen. The oxygen in the air reacts with the sugar and the chemical bonds are broken. ... The molecules change their structure as the iron is oxidized, eventually becoming iron oxide (Fe2O3).
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Burning a sugar cube is a chemical change. Fire activates a chemical reaction between sugar and oxygen. The oxygen in the air reacts with the sugar and the chemical bonds are broken. ... The molecules change their structure as the iron is oxidized, eventually becoming iron oxide (Fe2O3).
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