Cos chapter 12

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Submitted by Miranda on Mon, 08/15/2022 - 16:50
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There are 34 questions in this lesson.
Question Answer
31

A physical combination of matter in any proportion is a ______________

physical mixture 
32

The ____________ is the smallest chemical component of an element 

atom
33

Rapid oxidation of a substance accompanied by the production of heat and light is _______________

conbustion 
34

Characteristics that can be determined without a chemical reaction and that DO NOT involve a chemical change in the substance are ____________

physical properties