Download the app

Water pollution

Remember concepts with our Masterclasses.

80k Users
60 mins Expert Faculty Ask Questions
Question

100 ml of sample of water requires 3.92 mg of K2Cr2 O7 in presence of H2SO4 for the oxidation of dissolved organic matter present in it. The COD of the water sample in ppm

Easy
Solution

COD=COD=wt .of K2Cr2O7×8×10649×sample of water in ml3.92×10-3×8×10649×100=6.4


Ready to Test Your Skills?

Check Your Performance Today with our Free Mock Tests used by Toppers!

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


ctaimg

Create Your Own Test
Your Topic, Your Difficulty, Your Pace


Similar Questions

Which of the following is an example of biodegradable pollutant?


whats app icon
phone icon