1.

Calculate the mass of ascorbic acid (Vitamin C, CHO) to be dissolved in 75 g of acetic acid to lower its melting point by 1.5°C. K = 3.9 K kg mol!

Answer»

:Mass of ascorbic ACID = 5.077 g.Step-by-step explanation:GIVEN that,Mass of solvent (acetic acid), = 75 g.Lowering in melting point, = 1.5°C.For acetic acid, ALSO,Molar mass of solvent (acetic acid), = 60 g/mol.Molar mass of solute (ascorbic acid), = 176 g/mol.



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