Chemistry, asked by basheersahelgulsha, 9 months ago

is coin tarnishing a physical or a chemical change

Answers

Answered by sahilbansal24

chemical change........

Answered by Angel1802

Answer:

it's a chemical change

Explanation:

Tarnish is a chemical reaction that occurs when silver comes into contact with humidity and chemicals in the air which causes silver to lose its beautiful luster. When the atoms of silver come into contact with oxygen, a layer of silver oxide is created as a protective barrier – much like rust.

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