I have prepared the activated carbon from an agricultural waste by chemical activation. I am facing problems while doing cost evaluation. Please give me some idea regarding cost evaluation.
Activated carbon is prepared from lignocellulosic biomass using ZnCl2 as the activating agent. What is the possible reaction between zinc chloride and the biomass?
02 March 2018 9,517 4 View
For maintaing pH of heavy metal NaOH and HCl is added in a dropwise manner to the solution. But how can a buffer be used for maintaining the pH of the solution? Kindly give vivid explanation.
01 February 2018 8,307 4 View
Suppose I have prepared initial concentration of 10ppm(100 ml). After maintaining pH (2-6) by 1M NaOH and 1M HCl , it's original concentration decreases to a great extent, so what can be the...
31 December 2017 9,742 3 View
Suppose we are preparing 30 ppm sample and then maintain its pH by 1M NaCl or 1M HCl. I have seen that the concentration of the sample reduces a lot after maintaining pH. So, what is the purpose...
11 December 2017 1,645 3 View
Langmuir corresponds to monolayer adsorption whereas BET denotes multilayer adsorption. So, what is the reason behind Langmuir surface area to be greater?
06 July 2017 2,548 8 View
The curve yielded the features of Type 1 isotherm but the adsorption capacity continues to increase with an increase in relative pressure. So is my assumption correct regarding the type of...
05 June 2017 2,121 8 View
The Boehm titration of ZnCl2 activated carbon indicated basic sites of 0.525 mmol/g and 0.85 mmol/g phenolic groups with -0.19 mmol/g and -0.26 mmol/g lactonic and carboxylic groups. The total...
05 June 2017 4,938 1 View
The activated carbon was prepared by impregnating zinc chloride with the raw sample. I have carried out zero point charge by salt addition method and obtained a value of 7.03. Is it correct?
04 May 2017 8,370 6 View
In Boehm titration, degasifying the acidified samples is an important step and there are various carbon dioxide expulsion methods. So will it be possible to remove carbon dioxide completely...
03 April 2017 657 1 View
I want to determine the zero point charge of activated carbon. So which is the best suitable method for it and is it neccessary to degasify the solution while measuring the final pH in order to...
03 April 2017 8,758 3 View
I tried four trials of the same Copper Phosphides sample in Alkaline medium ( 0.5M KOH) with Hg/HgO reference electrode and Pt as counter electrode. I used 0.001 V/s scan rate for first three...
10 August 2024 3,629 1 View
How can I determine a good adhesion strength range for coatings on polymer surfaces, such as DLC on polymer substrates? Is there a specific threshold for adhesion strength (from T-peel tests)...
10 August 2024 942 3 View
How do interactions between the biosphere, the carbon cycle, and the water cycle impact global warming and interaction between the atmosphere and the hydrosphere?
09 August 2024 3,291 2 View
Pig slurry is rich in major and minor nutrients. Is there any way to improve / Enrich its manure quality to be used in agriculture organically ? please share your knowledge.
09 August 2024 5,605 2 View
Kindly response
08 August 2024 1,214 2 View
Previously when I co-coluture anti-CD19(FMC63) CAR-Jurkat with Raji with E:T=5:1, Jurkat can eliminate Raji in 24h. However, when I test another CAR construct, although I can dectect totally CD69...
06 August 2024 641 2 View
Global ‘Weather’ has stopped, as ‘aqua thermionic instituted by the ‘Global thermo atmospherics has instituted global thermodynamics of 120º C + and thus all waters are, or have boiled into a...
06 August 2024 8,716 0 View
To achieve sustainability in the work environment, how will we use agriculture in it?
04 August 2024 5,049 4 View
The starting material is a finely ground powder. Some particles contain more graphene than others.
30 July 2024 3,978 2 View
I am currently working on modeling FCC catalyst regeneration and have come across a point of uncertainty that I hope you can assist me with. In my previous models, I have utilized lumped kinetics...
30 July 2024 6,137 0 View