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(a) The depression in freezing point of water observed for the same molar concentration of acetic acid trichloroacetic acid and trifluoroacetic acid increases in the order as stated above. Explain. (b) Calculate the depression in freezing point of water when 20.0g of CH_(3)CH_(2) CHCICOOH is added to 500g of water. [Given: K_(a)=1.4xx10^(-3),K_(l)=1.86K kg "mol"^(-11)] |
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