What modification is required for the atomic theory in
order to explain the existence of isotopes, and modern view
of atomic nuclei and electrons?
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what is the significance of control of absorbance in UV?
What gives the color, the metallic or non-metalic element?
How many moles of sodium hydrogen phosphate can be prepared from 3 mol of sodium hydroxide and phosphoric acid?
why is mgcl used in edta titration
For water content determination, if the material is insoluble in methnaol and ethylene glycol mono methyl ether, what other diluent can we use.
What is the principle of EDTA titration?
what is silicon chip
Water is made of?
What is Noble Gas Configuration?
What are the products of the neutralization reaction between hydrochloric acid & magnesium hydroxide?
Give the formula of the following compound. i) Chloropentaamminecobalt(III) chloride ii) tris(ethylenediamine)cobalt(III)chloride iii) tetraamminesulphatocobalt(III)nitrate
how are 31P NMR resonance differentiate phosphorous and phosphoric acid