November 2018 1 47 Report
Sebanyak 3 gram urea dilarutkan ke dalam 180 gram air pada suhu 20 derajat celcius. jika tekanan uap air murni pada suhu tersebut 17mmHg dan Mr urea = 60. hitunglah:
a. Tekanan uap air
b. penurunan tekanan uap

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