## Chemistry: The Central Science (13th Edition)

Published by Prentice Hall

# Chapter 2 - Atoms, Molecules, and Ions - Additional Exercises: 2.111a

#### Answer

Calcium Sulfate: CaS Calcium Hydrogen Sulfate: Ca$H_{2}$S

#### Work Step by Step

In calcium sulfate, the calcium ion has a +2 charge and the sulfur ion has a -2 charge In the calcium hydrogen sulfate ion, the calcium ion has a +2 charge, both hydrgens have a +1 charge, and the Sulfur ion has a -4 charge.

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