Dicari massa NaOH jika yg diketahui 250 ml zat murni larutan NaOH 0,1 M (mr=40)
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Neal1234556
Pertanyaan
Dicari massa NaOH jika yg diketahui 250 ml zat murni larutan NaOH 0,1 M (mr=40)
1 Jawaban
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1. Jawaban guiwico
M = n/v
n = M.v
n = 0,1.250
n = 25mol
n = m/Mr
m = n.Mr
m = 25.40
m = 1000gram
m = 1kg