polarography, Chemistry

Assignment Help:
The diffusion current for a standard 1 x 10-4 M solution of hydroquinone is found to be 17.5 µA. An unknown solution of hydroquinone, when diluted tenfold and analysed under similar conditions yielded a current of 27.9 µA. Calculate the concentration of hydroquinone in the unknown.

Related Discussions:- polarography

General characteristics of elements of group 13, Q. General Characteristics...

Q. General Characteristics of elements of Group 13? All the elements of Group 13 have similar valence shell electronic configuration of ns 2 np 1 , but the underlying core vari

Name the phenolic compounds of grapes, Name the phenolic compounds of grape...

Name the phenolic compounds of grapes and their significance . Phenolic acid, anthocyanins, flavonols, flavon-3-ols and tannins are the phenolic compounds of grapes. They preven

Answer, explain the law of chemical combination

explain the law of chemical combination

Nitration or direct method, Nitration or Direct method The number of - ...

Nitration or Direct method The number of - NO 2 groups introduced in benzene nucleus relies upon the nature and concentration of the nitrating agent, temperature of nitration

Acid/base titration, why is the mass of acid measured not the volume?

why is the mass of acid measured not the volume?

Periodic table, lithium and beryllium markedly differ from other members of...

lithium and beryllium markedly differ from other members of their respective groups.

Boron, Equivalent Weight

Equivalent Weight

Extraction of f-block element, Q. Extraction of f-block element ? As al...

Q. Extraction of f-block element ? As all the lanthanides occur together in nature, their extraction involves two main steps: (i)   separation from one another and (ii) reducti

What are co-ordination compounds and its applications?, The co-ordination c...

The co-ordination compounds are of great importance. These compounds constitute the minerals, plants and are also present in animals. These play important functions. For example, c

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd