potrzebuje na teraz!oblicz zawartość procentową węgla w esterze o zapachu gruszkowym.
octan etylu
mCH3COOC2H5=48+8+32=88u
4mC=4*12u=48u
88u--------100%
48u---------x
x=54,5% stanowi węgiel
Ester o zapachu gruszek to octan etylu CH3COOC2H5
mCH3COOC2H5=88u
%C = (48/88)*100% = 54,5%
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octan etylu
mCH3COOC2H5=48+8+32=88u
4mC=4*12u=48u
88u--------100%
48u---------x
x=54,5% stanowi węgiel
Ester o zapachu gruszek to octan etylu CH3COOC2H5
mCH3COOC2H5=88u
%C = (48/88)*100% = 54,5%