a) C:O=1:2
b) mC:mO=12:32=3:8
c) 12u---x%
44u---100%
x=27,27%C
100%-27,27%=72,73%O
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a) C:O=1:2
b) mC:mO=12:32=3:8
c) 12u---x%
44u---100%
x=27,27%C
100%-27,27%=72,73%O