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Verified answer
Materi : Asam Basaa.
Va × Ma × va = Vb × Mb × vb
100 × 0.1 × 2 = 50 × Mb × 1
Mb = 0.4
[LOH] = 0.4 M
b.
LOH: 50/1000 × 0.4 = 0.02 mol
Mr LOH = 1.12/0.02
Ar L + 17 = 56
Ar L = 39
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