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135. Solving a chemistry problem

135. Solving a chemistry problem

Seller: Derkach

Price: 1.18 USD

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Product description

  • From V in ml of aqueous 0.1 M salt solutions are extracted in the form of oxyquinolates by triple extraction with chloroform; a) lanthanum, b) samarium. The distribution coefficients are equal to DLa=370, DSm=280/ Calculate the minimum solvent consumption for extracting each of the elements so that its concentration in the aqueous solution drops to the final concentration c’:

Option 1

Vv La, ml 250

Vo Sm, ml

s’, mol/l 1*10-3

Additional information

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