Question

Cate este continutul procentual de carbon in oxidul de carbon si in dioxidul de carbon?va rog.

Answer 1

%C = mC/mCO * 100
m CO = 12+16 = 28 g/mol
%C = 12/28 * 100 = 42,85%
%C = m C/m CO2 * 100
M CO2 = 12+2*16 = 44 g/mol
mC = 12 g
m CO2 = 44 g
%C = 12/44 * 100 = 27,27%