coagulation
what is the meaning of fourth power of valency of an active ion?
Give me answer of this question. Among the following substances the lowest vapour pressure is exerted by: (a) Water (b) Mercury (c) Kerosene (d) Rectified spirit
explain the process of relative lowering of vapour pressure
Give me answer of this question. If 20ml of 0.4N, NaoH solution completely neutralises 40ml of a dibasic acid. The molarity of the acid solution is:(a) 0.1M (b) 0.2M (c)0.3M (d)0.4M
Give me answer of this question. If 5.0gm of BaCl2 is present in 106 gm solution, the concentration is: (a)1 ppm (b)5 ppm (c)50 ppm (d)1000 ppm
When the forces of attraction existing between adsorbate particles and adsorbent almost of the same strength as chemical bonds, the adsorption is called chemical adsorption. This type of adsorption is also known as chemisorptions. Since forces of attraction existing b
how haloalkane can be prepared by refluxing alcohol with hydrohalic acids
Can you please illustrate that HCl is polar or non-polar? Briefly illustrate it.
Select the right answer of the question. Molar solution contains: (a)1000g of solute (b)1000g of solvent (c)1 litre of solvent (d)1 litre of solution
6. 20 gm of hydrogen is present in 5 litre vessel. The molar concentration of hydrogen is
Elaborate the structure of a DNA molecule?
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