Calculate the pH of a 0.0469 M KOH solution at T (°C) Kw each temperature. 1.15 × 10-15 1.88 × 10-15 -15 10 2.97 × 10 4.57 × 10-15 -15 15 °C pH = 15 20 6.88 × 10- 30 1.46 × 10-14 35 °C pH = 35 2.07 × 10-14 40 2.88 × 10-14 45 3.94 × 10-14 50 5.31 × 10-14 100 5.43 x 10-13

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Chapter1: Chemical Foundations
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Calculate the pH of a 0.0469 M KOH solution at
T (°C)
Kw
each temperature.
1.15 x 10-15
5
1.88 × 10-15
10
2.97 × 10-15
15 °C
pH =
15
4.57 x 10-15
20
6.88 x 10-15
-14
30
1.46 x
10
35 °С рH %3
35
2.07 x 10-14
-14
40
2.88 x 10
45
3.94 x 10 14
-14
50
5.31 x 10-1-
100
5.43 x 10-13
Transcribed Image Text:Calculate the pH of a 0.0469 M KOH solution at T (°C) Kw each temperature. 1.15 x 10-15 5 1.88 × 10-15 10 2.97 × 10-15 15 °C pH = 15 4.57 x 10-15 20 6.88 x 10-15 -14 30 1.46 x 10 35 °С рH %3 35 2.07 x 10-14 -14 40 2.88 x 10 45 3.94 x 10 14 -14 50 5.31 x 10-1- 100 5.43 x 10-13
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