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Verified answer
Maaf tidak terlalu jelasp = 250 gram = 0,25 kg
Kf air = 1,86°C/m
∆Tf = ... ?
*kemolalan larutan
m = n/p = 0,2/0,25 = 0,8 molal
*penurunan titik beku
∆Tf = Kf . m
∆Tf = 1,86 . 0,8
∆Tf = 1,488°C