sebanyak 0.8 gr metana,Ch4 dilarutkan dalam 500 Ml air,(Ar C=12, H=1) temukan molaritas larutan tersebut..........

Massa CH4 = 0,8 gram
Volume air = 500ml
Mr CH4 = 16
M = massa CH4/Mr CH4 x 1000/volume
= 0,8/16 x 1000/500
= ....