Standard addition. Vitamin C was measured by an electrochemical method in a 50.0-mL sample of lemon juice. A detector signal of 2.02 mA was observed. A standard addition of 1.00 mL of 29.4 mM vitamin C increased the signal to 3.79 mA. Find the concentration of vitamin C in the juice.

Standard addition. Vitamin C was measured by an electrochemical method in a 50.0-mL sample of lemon juice. A detector signal of 2.02 mA was observed. A standard addition of 1.00 mL of 29.4 mM vitamin C increased the signal to 3.79 mA. Find the concentration of vitamin C in the juice.

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter12: Spectrochemical Methods

Section: Chapter Questions

Problem 12P

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Definition Definition Study of chemical reactions that result in the production of electrical energy. Electrochemistry focuses particularly on how chemical energy is converted into electrical energy and vice-versa. This energy is used in various kinds of cells, batteries, and appliances. Most electrochemical reactions involve oxidation and reduction.

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