Chemistry, 17.01.2021 01:50 azeezat728
(PLEASE HELP) A 300 ml water sample was taken from a stream in Mexico City and analyzed for dissolved oxygen. Using the Winkler method, 58.88 ml of 2.42 x 10^-3 M sodium thiosulfate titrant was required. Calculate the dissolved oxygen in the water and express this as mg/L.
Answers: 3
Chemistry, 22.06.2019 05:00, adrian128383
What forms when chemical reactions combine pollution with sunlight?
Answers: 1
(PLEASE HELP) A 300 ml water sample was taken from a stream in Mexico City and analyzed for dissolve...
Mathematics, 24.04.2020 18:37
Mathematics, 24.04.2020 18:37
Mathematics, 24.04.2020 18:37
Geography, 24.04.2020 18:37
Mathematics, 24.04.2020 18:37
History, 24.04.2020 18:37