Chemistry: Molecular Approach (4th Edition)

Published by Pearson
ISBN 10: 0134112830
ISBN 13: 978-0-13411-283-1

Chapter 1 - Exercises: 38

Answer

a. homogeneous mixture; b. heterogeneous mixture; c. pure substance, element; d. pure substance, compound

Work Step by Step

A pure substance is made up of one single type of atom or molecule. An element can't be broken down into smaller, simpler units. A compound is made up of two or more elements. A mixture is made up of two or more different types of atoms or molecules. A homogeneous mixture is made up of atoms and molecules that are mixed uniformly. A heterogeneous mixture is made is made up of atoms and molecules that are mixed randomly.
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