Tentukan pH dan Poh dari 0,0002 molaritas NaOH
Jawaban:
pH= 10 + log 2
pOH= 4- log 2
Penjelasan:
[OH-]= b . Mb
[OH-]= 1 × 0,0002 M
[OH-]= 2 × 10^(-4) M
pOH= -log(2×10^(-4))
pOH= 4 - log 2
pH= 14-pOH
pH= 14-(4-log 2)
pH= 10 + log 2
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Jawaban:
pH= 10 + log 2
pOH= 4- log 2
Penjelasan:
[OH-]= b . Mb
[OH-]= 1 × 0,0002 M
[OH-]= 2 × 10^(-4) M
pOH= -log(2×10^(-4))
pOH= 4 - log 2
pH= 14-pOH
pH= 14-(4-log 2)
pH= 10 + log 2