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mrO2= 32 , VOLUME O2=1,5L
gas A = 1l
massa gas A= 1,5 gr
dita mr gas A
V=Vm× n
Vm=V/n
n=m/mr
nO2= 2/32
=0,0625
Vm= 1,5/0,0625
=24
mencari mol gas A
n=V/Vm
=1/24
mr=m/n
=1,5/1/24
=36