1mol...............1mol
C + O2---> CO2
N,A at...............1mol N,A-numar Avogadro=6,023x10²³at/mol at
1at......................x
x= 1mol/N,A at/mol=1/ 6.023X10²³ molI CO2
X= 1,66x10⁻²⁴moli CO2
Daca se cere masa CO2
m=n,molxMg/mol
m= 1,66x10⁻⁴molx(12gC+2x16gO)/mol=
1,66x44x10⁻²⁴ g CO2,,,,CALCULEAZA
