26 Questions 17 Answers 0 Followers
Questions related from Renu Bisht
Please suggest journals to publish hypothesis except "medical hypothesis" journal, because they can't find reviewer. Any idea?
29 December 2020 9,872 1 View
i have determined maximum wavelength of my dye wastewater. How to determine initial concentration of dye wastewater and name of dye in it?
05 June 2018 7,388 6 View
Does bentonite clay contains iron and barium in EDS analysis?
04 April 2018 844 5 View
In batch study, langmuir isotherm parameters can be calculated by a plot between 1/qe vs 1/Ce, what changes in the procedure occur when we do the same calculation for fixed bed column where we...
17 September 2017 5,437 8 View
I am trying to make pellets, my material is similar to activated carbon. I added suitable binder in it and tried hand made pellets (spherical) and placed them into water. They showed good...
01 August 2017 2,917 1 View
If i am working on a column filled with adsorbent, in my batch study max adsorption capacity was achieved in 1 hr. In continous column how can i achieve that max adsorption capacity that was...
27 June 2017 4,350 7 View
How to calculate mass transfer coefficient and axial dispersion coefficient. when only following parameters are known 1.Bed height 2.Flow rate 3. Inlet adsorbate conecntration 4. External mass...
02 June 2017 751 1 View
In my model of matlab for fixed bed adsorption column, i have obtained very large time in X-axis of breakthrough curve..i.e nearly 5*10^(5) second. Is it possible? why it is higher. please suggest?
04 May 2017 4,464 3 View
in my experiments, adsorbent has good removal capacity for copper but i hve obtained positive dG value? is it possible for a reaction to be non-spontaneous?
08 January 2017 5,222 3 View
i have an adsorbent consist of cellulose and treated with Hcl. After adsorption of cr, cd, and cu in it, i have done XPS of the adsorbent separately for each metal. Basically it should show C, O ,...
08 January 2017 9,995 6 View
How to distinguish between physical adsorption and chemical adsorption, when we know deltaH, deltaS and delta G values?
29 December 2016 1,770 18 View
I have obtained these kind of contour plots .How can i interpret them.?
16 October 2016 1,898 8 View
In my experiments of heavy metal removal from wastewater, i have obtained less value of qm (adsorption capacity, mg/g); how we can increase adsorption capacity. As it is the indicator of a good...
09 September 2016 8,526 12 View
In my experiments, using an adsorbent i have found that the removal percent is increasing with the temperature for chromium, However for copper, removal percent is decreasing with increase in...
06 September 2016 3,327 6 View
In my experiments, gibbs free energy Delta G is decreasing with increase in temperature. What does it mean?
14 July 2016 8,737 4 View
Read 1 answer by scientists to the question asked by Renu Bisht on Feb 4, 2016
04 February 2016 156 1 View
how i can determine that glycine adsorbed on chromium or not.
10 September 2015 5,629 3 View
how we can activate egg shells to remove chromium from wastewater.
03 September 2015 4,738 3 View
absorbance change?
27 August 2015 9,059 5 View
The range of UV-Spectrophotometer absorbance is 0-1. i have a 30 ppm chromium solution which shows 3 absorbance so shud i dilute it and how ??
24 August 2015 3,451 0 View
Can anyone tell me that as i have prepared five samples of 20 ppm of congo red dye and then added 1 gram of activated carbon in each of them? Then placed out from incubator at half hour gap for...
04 June 2015 4,288 2 View
name of those chemicals?
30 May 2015 9,756 2 View
Textile industry effluents?
23 May 2015 7,002 1 View
I m working on heavy metal removal from textile industry so anyone can tell me the procedure of complex formation and what i will use as a blank?
20 May 2015 4,958 2 View
how to plot calibration curve ?
13 May 2015 6,330 3 View
Use of muffle furnace for biochar production, with or without adding additional nitrogen, how does it is gonna affect the biochar production. The nitrogen is used for creating an inert...
01 January 1970 6,514 5 View
