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Juli2301 [7.4K]
3 years ago
12

Pervez peeled an apple and kept it on a plate. After half an hour, he found that it looked slightly brown. Why did this probably

happen?
Biology
1 answer:
vova2212 [387]3 years ago
5 0
It was exposed to oxygen. This is called oxidation and it's a chemical reaction, meaning it can't be reversed. 
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