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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
dickman
how can we refine metal by zone refining process
explain the construction of calomel electrode.explain how this electrode is used to determine the potential of an unknown electrode
Gold has a molar mass of 197g/mol. How many atoms are in the sample?Please give me procedure also. Ans) molecular wieght of gold is 197 g 1mole/g of molecule is occupies the
out of Kr and Rb+ ,which has greater size and why?
Matrix modifier method: GFAAS is a much more sensitive as compared to flame AAS and requires a very small sample size. More so, it does not require any sample preparation; eve
Al is used as reducing agent for the extraction of metals such as Chromium,Monganes.Explain why? Solution) Al3+ + 3 e- Al Good reducing agents like aluminum have relatively
write the different units of hardness with their relationship
what techniques can you use to separate solute from liquid
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