Jawabanmu

2014-06-03T15:44:03+07:00
P.V=n.R.T
76/76 x 2,24=n x 0.082 x 273
n=0.1 mol

Gas metana = CH4
Gram=n×Mr
G=0.1x(12+4)
G=1.6 gram
2014-06-03T15:46:31+07:00
PV = n R T
1 x 2,24 L = n x 0,082 x 273
n = 2,24 / 22,4 (dibulatkan)
n =  0,1

massa = mol x Mr CH4
= 0,1 x 16 = 1,6 g