Jawabanmu

2014-04-07T21:49:21+07:00
Peny:
pK = Vbt . ∑pf / Vb
pK = 1/8 . 1000 / 1
pK = 0,125 . 100
pK = 125 g/cm3

2014-04-07T22:59:43+07:00