Which of the given cations will provide a better endpointin a complexation titration?Select one:A" + 6F = (AIF,J3-K, = 2.5 x 10O sn* + 6F = (SnF,1K, = 1.0 x 10O A + 4F = (AIF_I"K, = 2.0 x 10°O Be +4 F = (BeF,13K, = 1.3 x 10 What is the effect of concentration on the precipitationtitration curve?O The equivalence-point region is greater when the concentration of the solute is higher.The equivalence-point region is narrower when the concentration of the solute is higher.The equivalence-point region is greater when the concentration of the solute is lower.O The change in concentration has no effect on the equivalence point region.

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Which of the given cations will provide a better endpoint in a complexation titration? Select one: A" + 6F = LAF," K- 25 x 10 Sn+6F K, - 1.0 x 10 = LAIF " K,- 20x 10 +4F Be" +4F = (Bef K-13x 10"

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

Which of the given cations will provide a better endpoint
in a complexation titration?
Select one:
A" + 6F = (AIF,J
3-
K, = 2.5 x 10
O sn* + 6F = (SnF,1
K, = 1.0 x 10
O A + 4F = (AIF_I"
K, = 2.0 x 10°
O Be +4 F = (BeF,
13
K, = 1.3 x 10

What is the effect of concentration on the precipitation
titration curve?
O The equivalence-point region is greater when the concentration of the solute is higher.
The equivalence-point region is narrower when the concentration of the solute is higher.
The equivalence-point region is greater when the concentration of the solute is lower.
O The change in concentration has no effect on the equivalence point region.

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