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What has occurred when metal changes color because of tarnishing? a chemical change a physical change a gain in mass a loss of mass
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23 votes
What has occurred when metal changes color because of tarnishing?

a chemical change

a physical change

a gain in mass

a loss of mass

User Pablo Yaggi
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2 Answers

8 votes
Answer is: A chemical change occured when a metal changed color because it reacted with another substance. In chemical change new substances are formed, the atoms are rearranged and the reaction is followed by an energy change
User Meeker
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1 vote
I believe the answer is A
User Toxalot
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7.3k points
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