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Byju's Answer
Standard XII
Chemistry
BOD and COD
In a sample o...
Question
In a sample of water (200g) contains 6 × 10
-4
g of dissolved oxygen. Calculate the ppm concentration of oxygen ?
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Solution
oxygen = 6*10^-4/200 = 3 * 10^-6
10^-6 can be termed as ppm
the ppm concentration of oxygen = 3ppm
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