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Is bleaching a stain out of a article clothing a chemical change or a physical change?
Wiki User
∙ 13y ago
Bleaching is done by oxidising chemicals like hypochlorite (bleaching powder) or peroxides. So it is a chemical change(called reaction): the stain is not (only) dissolved, but (rather) broken down to colorless molecules.
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Wiki User
∙ 13y ago
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