SuperTutor

(15)

$15/per page/Negotiable

About SuperTutor

Levels Tought:
Elementary,Middle School,High School,College,University,PHD

Expertise:
Accounting,Business & Finance See all
Accounting,Business & Finance,Economics,Engineering,HR Management,Math Hide all
Teaching Since: Apr 2017
Last Sign in: 327 Weeks Ago, 4 Days Ago
Questions Answered: 12843
Tutorials Posted: 12834

Education

  • MBA, Ph.D in Management
    Harvard university
    Feb-1997 - Aug-2003

Experience

  • Professor
    Strayer University
    Jan-2007 - Present

Category > Chemistry Posted 15 May 2017 My Price 7.00

DO determinations

1)What reagents are required for DO determinations using the modified Winkley titration method?

 

2) What equipment, apparatus or instrumentation is required for DO determinations using the modified Winkler titration method?

 

3) What interference affect DO determinations by the modified Winkler titration procedure?

 

4) If 200mL of a prepared DO sample requires 8.6mL of 0.0275 N sodium thiosulfate titrant, what is the DO in mg/L?

 

Thank you, I really appreciate if you can help me with these questions!

Answers

SuperTutor
(15)
Status NEW Posted 15 May 2017 01:05 AM My Price 7.00

-----------

Attachments

file 1494811180-Solutions file.docx preview (56 words )
S-----------olu-----------tio-----------ns -----------fil-----------e -----------Hel-----------lo -----------Sir-----------/Ma-----------dam----------- T-----------han-----------k y-----------ou -----------for----------- yo-----------ur -----------int-----------ere-----------st -----------and----------- bu-----------yin-----------g m-----------y p-----------ost-----------ed -----------sol-----------uti-----------on.----------- Pl-----------eas-----------e p-----------ing----------- me----------- on----------- ch-----------at -----------I a-----------m o-----------nli-----------ne -----------or -----------inb-----------ox -----------me -----------a m-----------ess-----------age----------- I -----------wil-----------l b-----------e q-----------uic-----------kly----------- on-----------lin-----------e a-----------nd -----------giv-----------e y-----------ou -----------exa-----------ct -----------fil-----------e a-----------nd -----------the----------- sa-----------me -----------fil-----------e i-----------s a-----------lso----------- se-----------nt -----------to -----------you-----------r e-----------mai-----------l t-----------hat----------- is----------- re-----------gis-----------ter-----------ed -----------onÂ----------- th-----------is -----------web-----------sit-----------e. ----------- H-----------YPE-----------RLI-----------NK -----------&qu-----------ot;-----------htt-----------p:/-----------/wo-----------rkb-----------ank-----------247-----------.co-----------m/&-----------quo-----------t; -----------\t -----------&qu-----------ot;-----------_bl-----------ank-----------&qu-----------ot;----------- -----------Tha-----------nk -----------you----------- -----------
Not Rated(0)