about environmental methods question 1

please try not to use professional vocabulary, Im not a native speaker.

please check the attachment for more information, thank you!

the data picture I uploaded might not very comprehensive, you can google or other way. but as long as the question is correct, it will be fine.

Do you need a similar assignment done for you from scratch? We have qualified writers to help you. We assure you an A+ quality paper that is free from plagiarism. Order now for an Amazing Discount!
Use Discount Code "Newclient" for a 15% Discount!

NB: We do not resell papers. Upon ordering, we do an original paper exclusively for you.