Oblicz skład procentowy (procent masowy) pierwiastków chemicznych w metanie.
CH4
MCH4=12+4=16u
MC=12u
MH=4
%C=12u*100% /16=75%
%H=100%-75%=25%
metan-CH4
C=12u
H=1u
CH4=12u+4*1u=12u+4u=16u
C=12u/16u*100%=75%
100%-75%=25%
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CH4
MCH4=12+4=16u
MC=12u
MH=4
%C=12u*100% /16=75%
%H=100%-75%=25%
metan-CH4
C=12u
H=1u
CH4=12u+4*1u=12u+4u=16u
C=12u/16u*100%=75%
100%-75%=25%