Calculation of concentration of the solution
Choose the right answer from following. 200ml of a solution contains 5.85 dissolved sodium chloride. The concentration of the solution will be(Na= 23: cl = 35.5 ) (a) 1 molar (b) 2 molar (c) 0.5 molar (d) 0.25 molar
an atom of an element is 10.1 times heavier than the mass of a carbon atom.What is its mass in amu?
Elaborate the structure of a DNA molecule?
Explain how dissolving the Group IV carbonate precipitate with 6M CH3COOH, followed by the addition of extra acetic acid, establishes a buffer with a pH of approximately
Write a short note on the IUPAC name of the benzene?
37% weight of HCl and density is 1.1g/ml. find molarity of HCl
The Schrodinger wave equation generalizes the fitting-in-of-waves procedure.The waves that "fit" into the region to which the particle is contained can be recognized "by inspection" only for a few simple systems. For other problem a mathematical procedure
Choose the right answer from following. Volume of water needed to mix with 10 ml 10N NHO3 to get 0.1 N HNO3: (a) 1000 ml (b) 990 ml (c) 1010 ml (d) 10 ml
explain the process of relative lowering of vapour pressure
Illustrate a tripod? And how it’s used?
Write a short note on the formula of diesel, petrol and also CNG?
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