August 2018 1 271 Report
Suatu basa L(OH)3 sebanyak 15,6 gram tepat bereaksi dengan 29,4 gram asam H2A. Jika Ar L = 27 ; O = 16 dan H = 1, maka Mr H2A adalah ….
A. 130
B. 122 C. 114 D. 106 E. 96

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