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please help me solve this question pf environmental chemistry

please help me solve this question pf environmental chemistry

Question Image
Grade:12

2 Answers

Vikas TU
14149 Points
3 years ago
Dear student 
Image is not clear , 
Please post the complete image. 
We will happy to help you.
Good Luck 
Cheers 
Yashraj
908 Points
3 years ago
please upload a clear image or type the question 
regars for your future 
good luck......................................

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