October 2018 1 78 Report
Bila massa atom relatif Al = 27, S = 32, O = 16, dan H = 1, maka banyaknya x pada senyawa Al2(SO4)3.xH2 (Mr = 450) adalah .. (PAKE CARA)
a. 2
b. 3
c. 4
d. 5
e. 6
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