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What is pka of acid?
Why is estimation of copper done at 620 nm wave length?
Why USP put two methods for tapped density? When I should use each one?
What are hard waters?
Define what is avogadro’s law?
Arrange by acidic values : phenol, nitrotolouene and o-cresol?
What is molar conductivity?
What is si unit of viscosity-coefficient?
State lambert’s law.
Why is the indicator eriochrome black(ebt) shows wine red color at the beginning and blue color at the end?
Which is the best conductor of electricity?
What is buffer?
What are constituents of brass?
What is glacial acetic acid? What are its uses?
Why is the role of glycerol & naoh?