August 2018 1 137 Report
1. kedalam 200 gr air dilarutkan 5,4 gr HCN dan membeku pd suhu -2,232 °C. jika kf air = 1,86 °C/m, maka HCN yang terionisasi adalah. . . . (Ar H=1, C=12, N=14)

2. 45 gra Glukosa (Mr=180) dilarutkan dalam x gram air, jika larutan glukosa tsb membeku pada suhu -4,65 °C dan kf air = 1,86 °C/m, maka nilai x . . . .

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