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Apple Oxidation Prevention

Subject: Chemistry | Grade: 3 | Time: 45 minutes total observation

Demonstrate how oxidation works and learn how lemon juice can prevent fruits from browning through this food chemistry experiment.

What you need

  • Apple
  • Lemon juice
  • Knife

How it works

When apple flesh is exposed to air, enzymes react with oxygen causing browning. Lemon juice contains antioxidants that prevent this reaction.

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