Problem on moles of solution
The number of moles of a solute in its solution is 20 and total no. of moles are 80. The mole fraction of solute wil be: (a) 2.5 (b) 0.25 (c) 1 (d) 0.75
Which is more reactive towards nucleophilic substitution aryl halide or vinyl halides
37% weight of HCl and density is 1.1g/ml. find molarity of HCl
Describe the dipole moment of chloro-octane in brief?
Write a short note on the IUPAC name of the benzene?
comparison of biodegradable and non-biodegradable polymers
Choose the right answer from following. The number of moles of KCL in 1000ml of 3 molar solution is: (a)1 (b)2 (c)3 (d)1.5
Select the right answer of the following question.What does not change on changing temperature : (a) Mole fraction (b) Normality (c) Molality (d) None of these
Why oxidising character of oxoacids of halogens decreases as oxidation number increases?
The volume of water to be added to 100cm3 of 0.5 N N H2SO4 to get decinormal concentration is : (a) 400 cm3 (b) 500cm3 (c) 450cm3 (d)100cm3
Answer the following qustion. The definition “The mass of a gas dissolved in a particular mass of a solvent at any temperature is proportional to the pressure of gas over the solvent” is: (i) Dalton’s Law of Parti
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