Questions 8.Acid can dissociate in solution, which characterized by dissociation constant (Ka).Polyprotic acids can dissociate multiple times, which associated by multipledissociation constant (Kal, Ka2, Ka3 etc.)CO2 dissolve in water forms carbonic acid H2CO3CO2 (aq) = H2CO3 (aq)K=1.7x103H2CO3 (aq) = HCO3 (aq) + H(aq)Kal=2.5x10+HCO; (aq) = C03(aq) +H (aq)Ka2= 5.0x10-11(a) It is known that the CO2 concentration in air is 387ppm, and the CO2 Henryconstant KH= 29.4 atm/mol. The second dissociation is negligible.Calculate the pH of the pure water after equilibrium in air

In air, concentration of CO2 is 387 ppm.

Acid can dissociate in solution, which characterized by dissociation constant (Ka). Polyprotic acids can dissociate multiple times, which associated by multiple dissociation constant (Kal, Ka2, Ka3 etc.) CO2 dissolve in water forms carbonic acid H2CO3 CO2 (aq) = H2CO3 (aq) K=1.7x103 H¿CO3 (aq) = HCO3" (aq) + H* (aq) Kal=2.5x104 HCO; (aq) = CO3 (aq) + H* (aq) Ka2= 5.0x10-11 (a) It is known that the CO2 concentration in air is 387ppm, and the CO2 Henry constant KH= 29.4 atm/mol. The second dissociation is negligible. Calculate the pH of the pure water after equilibrium in air

Acid can dissociate in solution, which characterized by dissociation constant (Ka). Polyprotic acids can dissociate multiple times, which associated by multiple dissociation constant (Kal, Ka2, Ka3 etc.) CO2 dissolve in water forms carbonic acid H2CO3 CO2 (aq) = H2CO3 (aq) K=1.7x103 H¿CO3 (aq) = HCO3" (aq) + H* (aq) Kal=2.5x104 HCO; (aq) = CO3 (aq) + H* (aq) Ka2= 5.0x10-11 (a) It is known that the CO2 concentration in air is 387ppm, and the CO2 Henry constant KH= 29.4 atm/mol. The second dissociation is negligible. Calculate the pH of the pure water after equilibrium in air

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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