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Sebanyak 1 L larutan H 2 ​ SO 4 ​ 0,01 M memiliki pH sebesar...

Sebanyak 1 L larutan  0,01 M memiliki pH sebesar...

  1. 2 -  log 2

  2. 2 + log 1

  3. 2 + log 2

  4. 12 + log 1

  5. 12 + log 2

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S. Lubis

Master Teacher

Mahasiswa/Alumni Universitas Sumatera Utara

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Pembahasan

begin mathsize 12px style H subscript 2 S O subscript 4 space m e r u p a k a n space a s a m space k u a t space y a n g space m e m i l i k i space j u m l a h space H to the power of plus space s e b a n y a k space 2 comma space s e h i n g g a space u n t u k space m e n e n t u k a n  p H n y a comma space m e n g g u n a k a n space r u m u s space open square brackets H to the power of plus close square brackets equals a cross times M a  D i space m a n a space a equals j u m l a h space H to the power of plus space d a n space M a equals m o l a r i t a s space a s a m.  J a d i comma space open square brackets H to the power of plus close square brackets equals 2 cross times 0 comma 01 equals 0 comma 02 space a t a u space 2 cross times 10 to the power of negative 2 end exponent  p H equals negative log open square brackets H to the power of plus close square brackets  p H equals negative log open square brackets 2 cross times 10 to the power of negative 2 end exponent close square brackets  p H equals 2 minus log space 2 end style

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Larutan H 2 ​ SO 4 ​ 0,01 M mempunyai pH ....

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