The ions usually responsible for hard water are a. H + and OH - . b. Na

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The ions usually responsible for “hard” water are
a. H⁺ and OH^-.
b. Na⁺ and Cl^-.
c. Ca²⁺ and Mg²⁺
d. SO ₄^{2 -} and NO ₃ ^-

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The Physical Universe

ISBN: 978-0077862619

16th edition

Authors: Konrad B Krauskopf, Arthur Beiser

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Question Posted: Mar 11, 2020 09:48 AM

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The ions usually responsible for hard water are a. H + and OH - . b. Na

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Option c is correct Common captions found in hard water ...View the full answer

The Physical Universe

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