Jawabanmu

2014-04-29T10:08:36+07:00
H+=2 . 10^3 M =n/V = gr/98/0,2 2.10^3 = gr/19,6 gr=39200 gram
2014-04-29T10:15:27+07:00
pH = 3 - log 2
[H+]=2 . 10^3

M =n / V
    = massa/Mr / V
    = gr/98 / 0,2 x 2.10^3 =
    = gr/19,6 gr
    = 39200 gram <--