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10 mL of water requires 1.47 mg ofK_(2) Cr_(2)O_(7)(M.wt. =294) fo oxidation of dissolved organic matter . C.O.D is |
Answer» <html><body><p>2.44 ppm<br/>24 ppm<br/>32 ppm<br/>1.6 ppm</p>Answer :<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a></body></html> | |