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A new statue of the town founder is erected in the park.  At the unveiling, the statue is a orange-brown copper.  After a year, the statue looks blue-green.  Has a physical or c…

A new statue of the town founder is erected in the park.  At the unveiling, the statue is a orange-brown copper.  After a year, the statue looks blue-green.  Has a physical or c…
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A new statue of the town founder is erected in the park.  At the unveiling, the statue is a orange-brown copper.  After a year, the statue looks blue-green.  Has a physical or chemical change taken place?

User Gruntled
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2 Answers

5 votes
A chemical change? Is the answer to your question
User Whymarrh
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2 votes
A chemical change has occurred because the copper has been oxidized which is the reason for the color change. 
User Drby
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7.6k points
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