The temperature-dependent form of the extended Debye-Hückel equation is (-1.825 x 10°) (€T) z² va log (y) = 1+ 2.00VCT where y is the activity coefficient, e is the dielectric constant of water (a unitless quantity), T is the temperature (in Kevin), z is the charge of the ion, µ is the ionic strength (in moles per liter), and a is the ion size parameter (in picometers). The temperature- dependence of the dielectric constant is given by the equation e = 79.755e(-4.6x10~')(T–293.15) where the temperature is in Kelvin. What is the value of the activity coefficient of Pb2+ at 70.00 °C when the ionic strength is 0.014 M?

The temperature-dependent form of the extended Debye-Hückel equation is (-1.825 x 10°) (€T) z² va log (y) = 1+ 2.00VCT where y is the activity coefficient, e is the dielectric constant of water (a unitless quantity), T is the temperature (in Kevin), z is the charge of the ion, µ is the ionic strength (in moles per liter), and a is the ion size parameter (in picometers). The temperature- dependence of the dielectric constant is given by the equation e = 79.755e(-4.6x10~')(T–293.15) where the temperature is in Kelvin. What is the value of the activity coefficient of Pb2+ at 70.00 °C when the ionic strength is 0.014 M?

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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