Problem based on molecular weight
Select the right answer of the question. Molecular weight of urea is 60. A solution of urea containing 6g urea in one litre is : (a)1 molar (b)1.5 molar (c) 0.1 molar (d) 0.01 molar
Determination of correct mol. Mass from Roult's law is applicable to :
Describe briefly the functions of centrioles?
171 g of cane sugar (C12H22O11) is dissolved in one litre of water. Find the molarity of the solution: (i) 2.0 M (ii) 1.0 M (iii) 0.5 M (iv) 0.25 M Choose the right answer from above.
How many electrons are present in a benzene?
Which of the following would have the maximum osmotic pressure (assume that all salts are 90% dissociated): (a) Decimolar aluminium sulphate (b) Decimolar barium chloride (c) Decimolar sodium sulphate (d) A solution obtained by mix
how avogadros hypothesis used to deduce the atomicity of elementry gases ?
what is molarity of a solution of hcl which contains 49% by weight of solute and whose specific gravity is 1.41
Avogadro's hypothesis Law Principle- Berzelius, a chemist tried
The quantum mechanical methods, illustrated previously by the Schrödinger equation, are extended by the use of operators. Or, w
bif3 is ionic while other trihalides are covalent in nature
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