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Physical or chemical change. metal surface that becomes dull on exposure to air

Physical or chemical change. metal surface that becomes dull on exposure to air
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5 votes
Physical or chemical change. metal surface that becomes dull on exposure to air

User Nawfal Serrar
by
7.5k points

1 Answer

5 votes
It's chemical change. Hope this helps

User Andrew Leap
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8.5k points
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