1. In a conductometric titration of HCI against NaOH, the conductance observed at the end point is because of: (a) H+ and OH- ions (b) Only OH- ion (c) H+ ion (d) Na+ and CI- ions This is a required question 2. What are the colours of phenolphthalein in acidic and basic solutions respectively? * (a) Red & blue (b) Colourless & pink O (c) Pink & orange O (d) Colourless & orange

1. In a conductometric titration of HCI against NaOH, the conductance observed at the end point is because of: (a) H+ and OH- ions (b) Only OH- ion (c) H+ ion (d) Na+ and CI- ions This is a required question 2. What are the colours of phenolphthalein in acidic and basic solutions respectively? * (a) Red & blue (b) Colourless & pink O (c) Pink & orange O (d) Colourless & orange

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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