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An aqueous solution at 25 °C has a H,0" concentration of 4.2 × 10 M. Calculate the OH concentration. Be sure your answer has 2 significant digits.

An aqueous solution at 25 °C has a H,0" concentration of 4.2 × 10 M. Calculate the OH concentration. Be sure your answer has 2 significant digits.

Chemistry: The Molecular Science
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter14: Acids And Bases
Section: Chapter Questions
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Interconverting hydronium and hydroxide concentration at 25°C + - 6 An aqueous solution at 25 °C has a H,O' concentration of 4.2 x 10 °M. Calculate the OH concentration. Be sure your answer has 2 significant digits. OM II
Transcribed Image Text:Interconverting hydronium and hydroxide concentration at 25°C + - 6 An aqueous solution at 25 °C has a H,O' concentration of 4.2 x 10 °M. Calculate the OH concentration. Be sure your answer has 2 significant digits. OM II
Expert Solution
Step 1

Solution :

We should know that 

[H3O+][OH-]=Kw=1×10-14

Given,

[H3O+]=4.2×10-6

 

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