CxH(2x-6) + Cl2 ⇒ CxH(2x-7)Cl + HCl M; 35,5·n g Cl
CyH(2y -6) + CL2 ⇒ CyH(2y-7)Cl + HCl y = x+1 M+14 35,5n g Cl
2·35,5·n·100/[n(M+34,5+M+48,5) = 26,59
267= 2M +83 ⇒ M = 92 g/mol 14x - 6 = 92 14x = 98 x = 7 y = 8
C6H5-CH3 +3 [O] ⇒ C6H5-COOH + H2O
C6H5-CH2-CH3 +6[O] ⇒ C6H5-COOH + CO2 + 2H2O
acid benzoic - nu acid ftalic
92n + 106n = 396 198n = 396 n = 2
n acid = 2+2 = 4 moli acid pur - teoretic
n practic = 0,8·4 = 3,2 moli m = 3,2·122 = 390,4g
m imp. = 390,4·100/60 = 650,66g