M,Caco3= (40gCa+12gC+3x16gO)/mol=100g/mol
n(niu)= m/M(miu)----> n= 150g/100g/mol= 1,5mol
1mol.............................1mol
CaCO3----> CaO + CO2
1,5mol...............................x=1,5mol CO2
1molCo2........contine 6,023x10²³molec. ( numarul lui Avogadro)
1,5mol........................x........................calculeaza !!!!!!