Sublimation involves a chemical change or a physical change?
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sublimation is a physical process because during sublimation new new substance is formed and the gaseous state of the solid can be reversed back by cooling it
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Answer:
physical change
Explanation:
when a substance changes it's state from solid to gas without being in a liquid state , for eg. solid carbon into dry ice is sublimation. it is a physical change because the dry ice can be kept in a freezing temp. to convert it back in solid carbon
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