Professor DoStuff's Simple Science: Lemon Power

An experiment that explains to children how lemon juice keeps apple slices from turning brown is presented. The mild acid in lemons slows the action of PPO, a natural substance that when mixes with oxygen in the air quickly turn the apple slice brown.

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Bibliographic Details
Published inTurtle magazine for preschool kids Vol. 34; no. 5; p. 22
Format Magazine Article
LanguageEnglish
Published Indianapolis Benjamin Franklin Literary & Medical Society 01.09.2012
Subjects
Fruits
Science activities
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Summary:An experiment that explains to children how lemon juice keeps apple slices from turning brown is presented. The mild acid in lemons slows the action of PPO, a natural substance that when mixes with oxygen in the air quickly turn the apple slice brown.
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ISSN:0191-3654