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
arrange in order of basicity,pyridine,pipyridineand pyorine
why pentahalids are more covalent than tetrahalids
Select the right answer of the question. How much water is required to dilute 10 ml of 10 N hydrochloric acid to make it exactly decinormal (0.1 N): (a) 990 ml (b) 1000 ml (c) 1010 ml (d) 100 ml
what is molarity of a solution of hcl which contains 49% by weight of solute and whose specific gravity is 1.41
Two tanks which contain water are connected to each other through a valve. The initial conditions are as shown (at equilibrium):
The colligative properties of a solution depend on: (a) Nature of solute particles present in it (b) Nature of solvent used (c) Number of solute particles present in it (d) Number of moles of solvent only
If a gas can be described by the Clausius equation of state: P (V-b) = RT Where b is a constant, then: (a) Obtain an expression for the residual vo
Which ion has the lowest radius from the following ions(a) Na+ (b) Mg2+ (c) Al3+ (d) Si4+ Answer: (d) All are the iso-electronic species but Si
Explain the reason behind that the chemists have not created a periodic table of compounds?
the death cap mushroom based on your knowledge of the biochemistry of dna and rna
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