All Questions
Tagged with absorption adsorption
7
questions
-1
votes
1
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82
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How rate of absorption remains same throughout the process?
While reading surface chemistry, I got
Rate of adsorption is high at begining and then decreases till equilibrium is attained . On the other hand , rate of absorption remains same throughout the ...
user106386
4
votes
2
answers
272
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Why is the IUPAC definition of adsorption so different from other definitions?
NB: This question has been edited. Originally, some of the confusion was caused by me not knowing that condensed phase could refer to solid phases as well. This has been removed, but the confusion ...
- 301
0
votes
1
answer
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Hygroscopic Substances and Drying Agents
My book says:
Most of the hygroscopic substances are drying agents
Based on what I read on several websites, I think dehydrating agents also act as drying agents. If so, all dehydrating agents ...
1
vote
0
answers
108
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Removing harmful gases from automobile exhaust using electrostatic precipitation
If I attach an electrostatic precipitator to a car's exhaust - and also make the smoke pass through an area containing $\ce{NaOH}$ in order to absorb sulfur dioxide - does that mean that the smoke ...
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15
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4
answers
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Relative strength of desiccants
Is it meaningful to characterize the relative strength of desiccants? For example, is there a measure of hygroscopy, or an ordering of desiccants, such that higher ones will always dry lower ones?
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- 3,340
8
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0
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New finding in cobalt compound that absorbs oxygen - is it really a breakthrough?
Very recently Chemical Sciences published results of the discovery of a new cobalt compound that can absorb oxygen at presumably a higher capacity than what has been achievable before. The paper is ...
- 2,773
2
votes
1
answer
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Spices are absorbed or adsorbed in food?
When we cook food, we add several spices and condiments which enhance color, taste and smell. Are these spices and condiments just adsorbed on the food particles? Or are they absorbed? For example ...
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