Jawabanmu

2014-08-30T19:01:24+07:00
125ml=0.125L. K=20gram:0.125=160g/L
20 gram
2014-08-30T19:16:57+07:00
125 ml: 1,25l
konsentrasi larutan: 20 gr/1,25 l
: 16 gr/l.