2) (a) Describe the preparation of 200 mL of 0.120 M HClO4 from the commercial reagent of 71.0% HCIO4 (w/w), specific gravity of 1.67 g/mL. (b) A solution was prepared by dissolving 0.215 g of NiCl2 in sufficient water to give 1.50 L. Calculate the concentration of Cl in ppm.

2) (a) Describe the preparation of 200 mL of 0.120 M HClO4 from the commercial reagent of 71.0% HCIO4 (w/w), specific gravity of 1.67 g/mL. (b) A solution was prepared by dissolving 0.215 g of NiCl2 in sufficient water to give 1.50 L. Calculate the concentration of Cl in ppm.

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter4: Reactions In Aqueous Solution

Section: Chapter Questions

Problem 78QAP: When 85.0 mL of 0.250 M Ba(OH)2 solution is added to 85.00 mL of 0.250 M Al (NO3)3 solution, a white...

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Please correct answer and don't used hand raiting

2) (a) Describe the preparation of 200 mL of 0.120 M HClO4 from the commercial reagent of 71.0%
HCIO4 (w/w), specific gravity of 1.67 g/mL.
(b) A solution was prepared by dissolving 0.215 g of NiCl2 in sufficient water to give 1.50 L. Calculate
the concentration of Cl in ppm.

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