Jawabanmu

2014-07-22T15:04:22+07:00
Gr H2SO4 = x
gr air = 500 - x (p)

m =  1000/p  * gr/mr
0,1 = 1000/ (500 - x)  *  x/98
0,1 = 1000x / 49000 - 98x
4900 - 9,8x = 1000x
x = 48,5