Since CO2 makes up 0.0355% of the atmosphere (on the average) calculate the molar fraction of [CO2•H2O] in the unpolluted rain water

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter13: Solutions And Their Behavior
Section13.5: Colloids
Problem 2.4ACP
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Since CO2 makes up 0.0355% of the atmosphere (on the average) calculate the molar fraction of [CO2•H2O] in the unpolluted rain water (please use constants in table attached)
Selected Henry's Law Constants and Equilibrium Constants at 298 K.
К (М)
H (mole L-1 atm-1)
Equilibrium
H20 → H* + OH-
1.0 x 10-14
CO2 + H20 → CO2·H2O
3.4 x 10-2
CO2·H20 > H* + HCO3
4.3 x 10-7
HCO3 > H* + CO32-
4.7 x 10-11
SO2 + H20 > SO2·H2O
SO2·H2O H* + HSO3"
1.23
1.32 x 102
HSO3 H* + SO3²-
6.42 х 108
NH3 + H20 > NH3'H2O
62
NH3 H2O NH4* + OH
1.8 x 105
HNO3 + H20 €→ HNO3-H20
2.1 x 105
HNO3·H2O → H* + NO3
15.4
H2O2 + H20 → H2O2·H2O
H2O2·H2O → H* + HO2
O3 + H20 → O3·H2O
7.45 x 104
2.5 x 10-12
0.011
Transcribed Image Text:Selected Henry's Law Constants and Equilibrium Constants at 298 K. К (М) H (mole L-1 atm-1) Equilibrium H20 → H* + OH- 1.0 x 10-14 CO2 + H20 → CO2·H2O 3.4 x 10-2 CO2·H20 > H* + HCO3 4.3 x 10-7 HCO3 > H* + CO32- 4.7 x 10-11 SO2 + H20 > SO2·H2O SO2·H2O H* + HSO3" 1.23 1.32 x 102 HSO3 H* + SO3²- 6.42 х 108 NH3 + H20 > NH3'H2O 62 NH3 H2O NH4* + OH 1.8 x 105 HNO3 + H20 €→ HNO3-H20 2.1 x 105 HNO3·H2O → H* + NO3 15.4 H2O2 + H20 → H2O2·H2O H2O2·H2O → H* + HO2 O3 + H20 → O3·H2O 7.45 x 104 2.5 x 10-12 0.011
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