General Chemistry 10th Edition

Published by Cengage Learning
ISBN 10: 1-28505-137-8
ISBN 13: 978-1-28505-137-6

Chapter 21 - Chemistry of the Main-Group Elements - Questions and Problems - Page 930: 21.100

Answer

Please see the work below.

Work Step by Step

We can separate $MgCl_2$ by adding $OH^{-}$ ion, precipitating $Mg(OH)_2$ while leaving $NaCl$ solution as it is soluble. We filter the solution and separate $Mg(OH)_2$ .
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