modified winkler method for dissolved oxygen determination

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Issue:

Science

 

Written by:

Ralph H

 

Date added:

March 1, 2013

 

Level:

University

 

Grade:

A

 

No of pages / words:

4 / 1061

 

Was viewed:

1743 times

 

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Essay content:

Dissolved oxygen is a good indicator of water quality. Oxygen dissolves into water by means of the atmosphere and plants. The primary source of oxygen for a body of water is from microscopic algae or submerged plants. In the presence of sunlight, these plants produce oxygen via photosynthesis. Aerobic bacteria and Aquatic life such as fish must have dissolved oxygen to survive...
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In the presence of sunlight, these plants produce oxygen via photosynthesis. Aerobic bacteria and Aquatic life such as fish must have dissolved oxygen to survive. According to Hitchman , Aerobic waste water treatment processes use aerobic and facultative bacteria to break down the organic compounds found in wastewater into more stable products that will not harm the receiving waters...
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