240g xg
C+ O2 =CO2
12g 44g
MCO2=12+2.16=44----> 1mol=44g
se calc .cantit. pura de C
p=puritate
p=mp.100:mt
mp=p.mt :100
mp=48.500 :100=240g C pur
ce afla x din ec.
x=240.44:12=880 g CO2
480g yg
S + O2 =SO2
32g 64g
MSO2=32+2.16=64---->1mol=64g
se calculeaz cantit. pura de S
mp=p.mt :100
mp=96.500:100=480g S pur
se afla y
y=480 .64 : 32=960 g SO2