one gram of water insoluble substance of density 0.8 gram per cm cube is dispersed in one litre of water forming a colloidal solution having 10^ 13 particles of spherical shape per millimetre cube . Calculate the radius of the particle.
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hey listen tumne abhi jo is ques ka ans dia h usme last m jo m =1 lia h ise q lia h...??
What should be the density of an aqueous solution of urea
(molarmass=60 g/mol)
such that the molarity and molarity of the solution become equal
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