1- In a physical change no new substance is formed ____, 2 - A mixture is combination of two or more substances that do not keep their identities, 3- A solution is a mixture in which the substances are evenly mixed ____ , 4-In a chemical change a new substance is formed with different properties____ , 5-- Boiling of an egg is a physical change____, 6- Tarnishing is a not a chemical property_____, 7- The amount of matter in an object is its volume____.
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G4 - Science
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