Jawabanmu

2014-02-04T17:22:26+07:00
Gas oksigen = O₂
Mr O₂ = 16 x 2 = 32
mol = m/ Mr
m = mol x Mr
    = 1,5 x 32
    = 48 gr
1 4 1
2014-02-04T18:55:32+07:00
Mr oksigen =2 x 16=32
n oksigen=1,5mol
G= n x Mr
   =1,5 x 32
   = 48g

1 4 1