H 3PO 4 + H 2O  H 3O +1 + H 2PO 4 -1 What is the pH of a solution whose H +1 concentration is 4.0 X 10 -9?   a. 4.0     b. 8.4     c. 3.6     d. 9.0

Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter13: Acids And Bases
Section: Chapter Questions
Problem 165CWP
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Which is a conjugate acid base pair in the following equation?

3PO 4 + H 2O  H 3+1 + H 2PO 4 -1

What is the pH of a solution whose H +1 concentration is 4.0 X 10 -9?
  a.
4.0
    b.
8.4
    c.
3.6
    d.
9.0
 

 

  1. What is the boiling point of a 2.0 m aqueous solution of sodium chloride?
    (The boiling point elevation constant for water is 0.512 °C/m.) 
     
    please answer all
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