Answer to Question #277170 in General Chemistry for Kelvin lee Boacon

Question

Explain the reaction involved in the determination of dissolved oxygen in water using Winkler methods.

Answer 1

The Winkler Method uses titration to determine dissolved oxygen in the water sample.The dissolved oxygen in the sample is then "fixed" by adding a series of reagents that form an acid compound that is then titrated with a neutralizing compound that results in a color change.