Question 20 A solution of potassium permanganate of unknown concentration was analyzed against a standard of various concentrations. Table 1. Data for Standard Calibration Curve Absorbance at 525 nm Potassium permanganate Standard (mol/Liter) 0.00040 0.104 0.00080 0.258 0.00120 0.453 0.00160 0.682 0.00200 0.894 What is the concentration of potassium permanganate if its absorbance is 0.465? 0.00153M KMnO4 O 0.00155 M KMnO4 none of the above O 0.00117 M KMnO4 O 0.00137 M KMnO4
Question 20 A solution of potassium permanganate of unknown concentration was analyzed against a standard of various concentrations. Table 1. Data for Standard Calibration Curve Absorbance at 525 nm Potassium permanganate Standard (mol/Liter) 0.00040 0.104 0.00080 0.258 0.00120 0.453 0.00160 0.682 0.00200 0.894 What is the concentration of potassium permanganate if its absorbance is 0.465? 0.00153M KMnO4 O 0.00155 M KMnO4 none of the above O 0.00117 M KMnO4 O 0.00137 M KMnO4
Chapter16: Applications Of Neutralization Titrations
Section: Chapter Questions
Problem 16.10QAP
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