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Which of the following is NOT a pure substance? A. milk B. oxygen C. water D. carbon dioxide

William Cain

in Chemistry

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Cynthia Baker on October 24, 2018

Among the options given, the substance is not considered to be pure is C. of milk. The milk is not pure, as it consists of more than one type of molecule. The milk is composed of lactic acid, water, etc., which is a combination of different molecules to form the solution. Others are only made of one type of molecule


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