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All Questions

10 questions with no upvoted or accepted answers
4 votes
0 answers
1k views

An alternate purification process for sugar separation form bee honey?

Bee honey contains 75% sugars (Fructose, Glucose, Maltose, Sucrose and others), some water and low amount of different compounds (up to 5%) Wiki. Basic purification is done by addition of phosphoric ...
Jaroslav Kotowski's user avatar
3 votes
1 answer
157 views

Electrolysis of benzyl alcohol in methanol

I am conducting following electrochemical experiment on Au wires in organic medium: I suppose the anodic reaction goes through a benzaldehyde intermediate: The cathodic reaction is hydrogen ...
Mäßige's user avatar
  • 383
2 votes
0 answers
45 views

Why is sodium p-toluenesulfonate used as a supporting electrolyte in polypyrrole synthesis?

First, some preamble: I'm currently working on my thesis, which is about the electropolymerization of polypyrrole onto carbon fiber felt. My methodology, for the most part, follows a paper by one of ...
user136415's user avatar
2 votes
0 answers
59 views

Are there any chemistry research classification systems?

There are research classification systems for mathematics (MSC) and physics (PACS and subsequently PhySH) which help the researchers to navigate through codes composed by letters/numbers made by ...
Tiago Verissimo's user avatar
1 vote
0 answers
53 views

Calculating the electric potential of a fruit battery

In a fruit battery, if I am using a reactive metal electrode for the cathode but the cathode reaction is the reduction of the hydrogen ions (in the acid of the fruit), how can the type of the cathode ...
Donna's user avatar
  • 19
1 vote
0 answers
68 views

phenolsulphonic acid

Phenolsulfonic Acid( PSA) is produced after sulphonation of Phenol at around 100 degrees. They use this product in tinplating. Once a stable PSA is formed after sufficient reaction , unreacted ...
ben cooper's user avatar
1 vote
0 answers
139 views

Supersaturated conversion of sodium acetate utilizing electricity

Is it possible to use electricity to take crystallized sodium acetate back to a supersaturated solution?
Johnny V's user avatar
0 votes
0 answers
618 views

How do longer chains and more cis-double bonds affect melting point and viscosity of fatty acids?

In fatty acids, longer chains increase the melting point (and viscosity) by increasing London dispersion forces. Inversely, more double bonds decrease the melting point. What happens when both chain ...
George Ntoulos's user avatar
0 votes
0 answers
284 views

Table of viscosity of water vs temperature

Above is the table for water physical properties table with temperature related with a,v,b,Pr,Ra factor. This table has temperature only from 0 to 100. May I ask if there is a full table for this with ...
catherine tan's user avatar
0 votes
0 answers
356 views

About the acidity of phenytoin

Can you explain why phenitoin is weak acid even though nitrogen is base? Does carbonyl group always make structure acid? If this structure doesn't have carbonyl group, would it be base not acid?
iwamoto 4477's user avatar