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what is the basicity of primary secondary and tertiary amines in chlorobenzene
Illustrate the product of HCl Zn?
What are the advantages of doing your own chemistry assignments? State your comment?
Illustrate what is protein in Chemistry?
Choose the right answer from following. The relative lowering of vapour pressure produced by dissolving 71.5 g of a substance in 1000 g of water is 0.00713. The molecular weight of the substance will be: (a) 18.0 (b) 342 (c) 60 (d) 180
Choose the right answer from following. If two substances A and B have P0A P0B= 1:2 and have mole fraction in solution 1 : 2 then mole fraction of A in vapours: (a) 0.33 (b) 0.25 (c) 0.52 (d) 0.2
Explain the reason behind that the chemists have not created a periodic table of compounds?
Help me to solve this problem. 0.5 M of H2AO4 is diluted from 1 lire to 10 litre, normality of resulting solution is : (a)1 N (b) 0.1 N (c)10 N (d)11 N
Briefly state the wavelengths which the human eye can see?
why o-toluidine is a weaker base than aniline?
which is largest planet in our solar system
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