physical chemistry, Chemistry

Assignment Help:
in an electrophoresis experiment , spherical colloidal particles of diameter 0.5 um are disperside in a solution of 0.10mol per litter nacl , if the particles are observed to cover a distance of 120 um in 5.0 s , calculate an estimate of the error in the electrophoresis measuerment arising from the brownian displacement of the particle that occures during the experiment ??

Related Discussions:- physical chemistry

Converting Measurements, Doctors prescribe medicine based upon body weight....

Doctors prescribe medicine based upon body weight. The recommended dose is 5.0 mg antibiotic per kg body weight and the antibiotic is dissolved to form a solution with a concentrat

Tests for acetone - legal test, Tests for acetone - Legal test (a) Lega...

Tests for acetone - Legal test (a) Legal's test: while a few drops of prepared freshly sodium nitroprusside and sodium hydroxide solution are added or mixed to an aqueous solut

Calorimetry, An unknown amount of copper, at 95 degrees C,, is placed in 10...

An unknown amount of copper, at 95 degrees C,, is placed in 100 g of water at 20 degrees C. It reaches temperature equilibrium at 60 degrees C. What is the mass of the copper?

Titration, How are standard solutions prepared in industries?

How are standard solutions prepared in industries?

Describe processes are endothermic or exothermic, From personal experience,...

From personal experience, describe whether these processes are endothermic or exothermic. Give a reason for each.       a . A charcoal briquette burns.       b . Ice me

Show the purification of metals, Q. Show the Purification of Metals? Th...

Q. Show the Purification of Metals? The metals obtained by metallurgical processes still have some impurities which persist from the ore or are derived from the flux or the fue

Briefly describe problems and applications of radioactivity, Q. Briefly Des...

Q. Briefly Describe Problems and Applications of Radioactivity? Ans. All radiation, electromagnetic as well as the kind from nuclear decay, takes its toll on living organi

BOHR MODEL, CAN BOHR MODEL EXPLAIN THE SPECTRUM LINE OH HYDROGEN ATOM?

CAN BOHR MODEL EXPLAIN THE SPECTRUM LINE OH HYDROGEN ATOM?

Molecular masses of polymers, A polymer instance has chain of different typ...

A polymer instance has chain of different type of lengths and hence its molecular mass is all the time expressed as an average on the other hand natural polymer like proteins consi

What are hybrid propellants, State the function along with one example each...

State the function along with one example each of: (i) Antihistamines (ii) Antioxidants   (b) What are hybrid propellants?

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