The constants of these 4 equilibria are given at different temperaturesTempérature (°C)pk.pK,pK,pKg14,946,5810,638,021014,536,4810,498,151814,246,4110,408,262014,176,3910,388,282514,006,3710,338,343013,846,3410,298,394013,546,3110,228,515013,266,3010,178,626013,026,3010,148,747012,706,3010,128,868012,306,3110,128,97Q2. How do these pks and therefore the equilibrium constants K change with increasing temperature ?Q3. Select the appropriate proposal:The autoprotolysis reaction of water is more/less favoured when the temperature increasesThe formation of hydrogen carbonates from dissolved carbon dioxide is more/less favouredwhen the temperature increasesThe formation of calcium carbonate from hydrogen carbonates is more / lessfavoured when the temperature increasesThe precipitation of calcium carbonate is more/less favoured when the temperature

To discuss the effect of temperature on pK value and the equilibrium constant. "Since you have…

Answered: Q2. How do these pKs and therefore the…

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Q2. How do these pKs and therefore the equilibrium constants K change with increasing temperature ?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

The constants of these 4 equilibria are given at different temperatures
Température (°C)
pk.
pK,
pK,
pKg
14,94
6,58
10,63
8,02
10
14,53
6,48
10,49
8,15
18
14,24
6,41
10,40
8,26
20
14,17
6,39
10,38
8,28
25
14,00
6,37
10,33
8,34
30
13,84
6,34
10,29
8,39
40
13,54
6,31
10,22
8,51
50
13,26
6,30
10,17
8,62
60
13,02
6,30
10,14
8,74
70
12,70
6,30
10,12
8,86
80
12,30
6,31
10,12
8,97
Q2. How do these pks and therefore the equilibrium constants K change with increasing temperature ?
Q3. Select the appropriate proposal:
The autoprotolysis reaction of water is more/less favoured when the temperature increases
The formation of hydrogen carbonates from dissolved carbon dioxide is more/less favoured
when the temperature increases
The formation of calcium carbonate from hydrogen carbonates is more / less
favoured when the temperature increases
The precipitation of calcium carbonate is more/less favoured when the temperature

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