Hitunglah lah pH 40 gram NaoH 250 Ml
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Hitunglah lah pH 40 gram NaoH 250 Ml
1 Jawaban
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1. Jawaban MAkBaR21
NaOH ⇒ Na⁺ + OH⁻
1 mol 1mol 1mol
[OH⁻] = 1/0,25
= 4 M
poh= log[OH]
= log 4
ph = 14 - poh
= 14 - log4