All Questions
Tagged with adsorption inorganic-chemistry
6
questions
2
votes
0
answers
22
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How to Prepare Vanadium (Na3VO4) solutions buffered at pH = 7.5?
"I need to conduct adsorption studies on Vanadium using various substances like biochars and nanooxides. To prepare Vanadium solutions up to 320 ppm with a pH buffered at 7.5 using PIPES buffer, ...
0
votes
0
answers
384
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Preparation of Copper (II) Sulfate Pentahydrate Solution
how would you make a solution of Copper (II) Sulfate Pentahydrate to achieve 150, 200, 250 and 300 mgL−1 concentration of copper? I do not have the anhydrous version of the solute. Also, when I ...
2
votes
0
answers
465
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Why does physisorption change to chemisorption at high temperatures?
I read in my textbook:
In certain cases, physisorption changes to chemisorption as temperature is increased.
Could anyone explain why it is so? I know the basics of both physisorption and ...
5
votes
1
answer
287
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Why does the order of adsorption of hydrated alkali metals on an ion exchange resin decrease down the group?
Why does the order of adsorption of hydrated alkali metals on an ion exchange resin decrease down the group?
I recently did a question on this topic and they say adsorption order is $$\ce{ Li+ > ...
13
votes
1
answer
1k
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Reaction mechanism in fluoride adsorption to aluminum oxide
Despite a fair amount of research (excluding non-open access journals, to which I have not got access), I cannot seem to find an explanation of the process that takes place when $\ce{F^-}$ adsorbs to ...
7
votes
1
answer
395
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Chemical reactions involved in staining
I'm a geology student completing a project on chemical staining and was after some chemistry help on some of the reactions taking place. I am using various different stains to identify carbonate and ...