14 Habits of Highly Productive Developers

14 Habits of Highly Productive Developers

Kimia Suatu larutan H2SO4 0,03 memiliki pH sebesar....
A. 2- log 6
B. 2+ log 6
C. 6 - log 2
D. 6 + log 2
E. 3- log 2

Suatu larutan H2SO4 0,03 memiliki pH sebesar....
A. 2- log 6
B. 2+ log 6
C. 6 - log 2
D. 6 + log 2
E. 3- log 2

Jawaban:

C. 2 - log 6

Penjelasan:

[H+] = M × a = 0,03 × 2 = 0,06 = 6 × 10^-2

pH = - log [H+] = - log 6 × 10^-2 = 2 - log 6