Tariq Mehmood

4 Questions 1 Answers 0 Followers

Questions related from Tariq Mehmood

Does this graph (behavior) of pH vs. % removal efficiency for Nitrates makes sense, for a study of adsorption by a biosorbent (bio-activated carbon)?

For a biosorbent, effect of pH variation from (3 ~ 10) on % removal efficiency of Nitrates from water is recorded. Max. removal is at pH 7. Does this wavy graph make sense?

15 December 2021 2,660 3 View

Wavy graph of adsorption capacity vs. time means what?

I analyzed adsorption of NO3- ions by using a surfactant treated biochar as an adsorbent. 650 ml of NO3- soln with initial NO3- conc 50mg/L was taken and 1.625g of adsorbent was added (based on...

16 October 2021 9,203 3 View

How many points and of what concentrations should I take for calibration curve for UV-vis spectrophotmeter to determine the NO3- ions conc. in water?

Hi, I expect a concentration of 5 mg/L of Nitrate ions in a deionized water sample, containing only one solute i.e. NaNO3. How many points should I take and what respective concentrations to...

12 April 2021 1,748 5 View

How to calculate the theoretical oxygen demand ?

How to calculate the theoretical oxygen demand for C8H14O6NS ? And what would be a balanced equation when it reacts with O2 ?

10 February 2020 5,133 1 View