The activity of H, O in 35 wt% H, SO4, measured by lowering of the vapor pressure of H,O, is -Al1,0 can be measured. For a salt C„ A, with cation C"+ and anion A"¯, the mean activity coefficient is defined as Y± = (y" y")(m+", where y+ and y_ are the individual activity coefficients. The mean activity is a thermodynamic defined, measurable quantity. For 5.5 m H,SO,, Y± = (ri+Yso? -)3 = 0.22 at 25 °C27 (as measured from galvanic m,0YH,0 0.66 at 25 °C.27 Activities of SO?- and H* cannot be measured separately, but the mean act %3D 0.22 in the Nernst equation, along with mµ+ containing H, SO,). Use A¡1,0 = 0.66 and y± mso?- 11.0 mol/kg and 5.5 mol/kg, to calculate the voltage of the lead-acid battery.

The activity of H, O in 35 wt% H, SO4, measured by lowering of the vapor pressure of H,O, is -Al1,0 can be measured. For a salt C„ A, with cation C"+ and anion A"¯, the mean activity coefficient is defined as Y± = (y" y")(m+", where y+ and y_ are the individual activity coefficients. The mean activity is a thermodynamic defined, measurable quantity. For 5.5 m H,SO,, Y± = (ri+Yso? -)3 = 0.22 at 25 °C27 (as measured from galvanic m,0YH,0 0.66 at 25 °C.27 Activities of SO?- and H* cannot be measured separately, but the mean act %3D 0.22 in the Nernst equation, along with mµ+ containing H, SO,). Use A¡1,0 = 0.66 and y± mso?- 11.0 mol/kg and 5.5 mol/kg, to calculate the voltage of the lead-acid battery.

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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