Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 1 Basic Concepts of Chemistry - Study Questions - Page 21b: 22


Heterogenous. Using a magnet.

Work Step by Step

It is heterogenous, because we can observe that they form two phases. By using a magnet, we can recover the iron (ferromagnetic) and leave the sand. One must wrap the magnet in a bag, for without doing so, it may be nearly impossible to get the iron filings off of the magnet.
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