If there are 10 grams of CuSO4 in 200 grams of aqueous solu

________ If there are 10 grams of CuSO_4 in 200 grams of aqueous solution, the molality does not exceed 0.05.

Solution

Molarity = w/M*1000/V

volume of solution (V) = mass/density = 200/1 = 200 ml

M = molarmass of CuSO4 = 159.6 g/mol

w = wt of CuSO4 = 10 g

   M    = (10 / 159.6)*(1000/200) = 0.313 M

0.313 > 0.05

it is fault satatement.


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