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April 20, 2014

Homework Help: year 7 science

Posted by choccy on Tuesday, April 29, 2008 at 9:05am.

Chemical and physical changes.
please could someone help me i need to say whether the following are chemical or physical changes and explain why. I`ve looked myself but i can`t find anything that helps. grateful for any help .thanks
Frying an egg , burning paper , mixing a cake ,whisking an egg , digesting food , puddle drying up,rusting metal , breaking a bottle

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