Answers: 1
Chemistry, 22.06.2019 14:00
The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.
Answers: 3
Chemistry, 22.06.2019 19:10
How does the atmosphere to make earth livable? check all that apply. causes the seasons contains oxygen provides warmth creates important nutrients blocks harmful energy from the sun plz like !
Answers: 2
Chemistry, 22.06.2019 19:30
Phosphorous can form an ion called phosphide, which has the formula p3β. this ion can form an ion called phosphide, which has the formula p3β. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons
Answers: 2
How to predict the product of combustion reactions...
Computers and Technology, 25.01.2020 11:31
Biology, 25.01.2020 11:31
SAT, 25.01.2020 11:31
Mathematics, 25.01.2020 11:31
English, 25.01.2020 11:31
History, 25.01.2020 11:31
Biology, 25.01.2020 11:31
Health, 25.01.2020 11:31
Chemistry, 25.01.2020 11:31
History, 25.01.2020 11:31
Chemistry, 25.01.2020 11:31