Chromate-dichromate system 1. Prepare a clean spot plate and label four wells. Place 5 drops of 0. 10 M K¸CrO̟ into wells 1 and 2, and 5 drops of 0. 10 M K,Cr,0, into wells 3 and 4. 2. Add 2 drops of 2. 0 M H,SO̟ into wells 1 and 3. 3. Add 2 drops of 2. 0 M NaOH into wells 2 and 4. 4. Observe the colors of the solutions. Well 1 2 3 Color of solution Predominant species responsible for color Give the reaction equilibrium that describes this system:
Chromate-dichromate system 1. Prepare a clean spot plate and label four wells. Place 5 drops of 0. 10 M K¸CrO̟ into wells 1 and 2, and 5 drops of 0. 10 M K,Cr,0, into wells 3 and 4. 2. Add 2 drops of 2. 0 M H,SO̟ into wells 1 and 3. 3. Add 2 drops of 2. 0 M NaOH into wells 2 and 4. 4. Observe the colors of the solutions. Well 1 2 3 Color of solution Predominant species responsible for color Give the reaction equilibrium that describes this system:
Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Chapter33: Automated Methods Of Analysis
Section: Chapter Questions
Problem 33.5QAP: Give the advantages and disadvantages of sequential injection analyzers compared to traditional flow...
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