8.0T 7.6 7.2- 6.8 6.4 6.0+ 10 20 30 40 50 60 70 80 90 Temperature (°C) In pure water, some of the molecules ionize according to the equation H2O → H* + OH¯. The extent of the ionization increases with temperature. The graph above shows the pH of pure water at different temperatures. Which of the following represents the variations in the pOH of pure water under the same conditions? 8.0- 7.6- 7.2- A 6.8- 6.4- 6.0- 10 20 30 40 50 60 70 80 90 Temperature (°C) Hd Hod

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Chapter1: Chemical Foundations
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Question 2
8.0-
7.6-
7.2
6.8-
6.4
6.0+
10 20 30 40 50 60 70 80 90
Temperature (°C)
In pure water, some of the molecules ionize according to the equation H20 → H* + OH¯. The
extent of the ionization increases with temperature. The graph above shows the pH of pure water at
different temperatures. Which of the following represents the variations in the pOH of pure water
under the same conditions?
8.0
7.6-
7.2
6.8
6.4-
6.0-
10 20 30
40 50 60 70 80
90
Temperature (°C)
Hd
Hod
Transcribed Image Text:Question 2 8.0- 7.6- 7.2 6.8- 6.4 6.0+ 10 20 30 40 50 60 70 80 90 Temperature (°C) In pure water, some of the molecules ionize according to the equation H20 → H* + OH¯. The extent of the ionization increases with temperature. The graph above shows the pH of pure water at different temperatures. Which of the following represents the variations in the pOH of pure water under the same conditions? 8.0 7.6- 7.2 6.8 6.4- 6.0- 10 20 30 40 50 60 70 80 90 Temperature (°C) Hd Hod
8.0
7.6-
7.2-
6.8-
6.4
6.0+
10 20 30 40 50 60 70
80 90
Temperature (°C)
8.0
7.6-
7.2+
6.8-
6.4
6.0-
10 20 30 40 50
60 70
80 90
Temperature (°C)
8.0-
7.6-
7.2-
6.8
6.4-
6.0+
10 20 30 40 50 60
70
80 90
Temperature (°C)
Hod
Hod
Hod
Transcribed Image Text:8.0 7.6- 7.2- 6.8- 6.4 6.0+ 10 20 30 40 50 60 70 80 90 Temperature (°C) 8.0 7.6- 7.2+ 6.8- 6.4 6.0- 10 20 30 40 50 60 70 80 90 Temperature (°C) 8.0- 7.6- 7.2- 6.8 6.4- 6.0+ 10 20 30 40 50 60 70 80 90 Temperature (°C) Hod Hod Hod
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