Hitung molalitas larutan etanol (C2H5OH) 46%! (Ar H = 12, O = 16)
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Pertanyaan
Hitung molalitas larutan etanol (C2H5OH) 46%! (Ar H = 12, O = 16)
1 Jawaban
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1. Jawaban nafisahhh
Mr = 56
M etanol = 46
M air = 100 - 46 = 56
Jadi 46 / 56 X 1000/54 = 15,2 m