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Quantitative analysis: The quantitative analysis could be carried out using standard calibration curve, through standard addition or internal addition method. The method is su
n-propyl acetate evaporates rapidly when exposed to air,but water does not.Explain
what the uses of NH4Cl,NH4OH and HCL,H2S in qualitative analysis?
advantages and dis advantages?
Q. Show properties of the Borax? Salts of boric acids are known as borates. As said earlier, hydrated borates occur naturally, e.g., borax, Na 2 B 6 0 11 . 5H 2 0, kernite, Na
Q. What do you understand by dissolved oxygen in water? How does it create trouble in boiler? Give chemical methods with suitable reactions to remove it from the water. Ans.
mention the condition required of maximum the yield of ammonia.?
why are lanthanides and actinides called innertransition metals
In lab, buffers solution based onto a 0.1 M solution of sodium phosphate at pH7.0. Within this system, there are three of pK A s like: 12.7, 7.21 and 2.12. Determine the conce
1. (a) Reacting Pt 2+ with two equivalents of each of the ligands NO 2 - and en, it is possible to prepare several complexes that could be described as both geometric and opti
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