Basic concepts
Determination of correct mol. Mass from Roult's law is applicable to :
A mixture has 18 g water and 414 g ethanol. What is the mole fraction of water in mixture (suppose ideal behaviour of mixture): (i) 0.1 (ii) 0.4 (iii) 0.7 (iv) 0.9 Choose the right answer from abo
order of decreasing basicity of urea and its substituents
Illustrate how are dipole attractions London dispersion forces and hydrogen bonding similar?
Chromium(III) hydroxide is highly insoluble in distilled water but dissolves readily in either acidic or basic solution. Briefly explain why the compound can dissolve in acidic or in basic but not in neutral solution. Write appropriate equations to support your answer
What is the basic difference among hcl gas and hcl acid? Briefly state the difference?
Give me answer of this question. When a non-volatile solute is dissolved in a solvent, the relative lowering of vapour pressure is equal to: (a) Mole fraction of solute (b) Mole fraction of solvent (c) Concentration of the solute in grams per litre (d) Concentratio
Nucleophilic substitution reactions in halides containing - X bond may take place through either of the two different mechanisms,S<
with the help of polarity of c-x bond show that aryl halides are less reactive than alkyl halides
The shells of marine organisms contain calcium carbonate CaCO3, largely in a crystalline form known as calcite. There is a second crystalline form of calcium carbonate known as aragonite. Physical and thermodynamic properties of calcite and aragonite at 298
Elaborate the structure of a DNA molecule?
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