M[tex]M H_{2} [/tex] = 2 [tex] A_{H} [/tex]= 2 x 1= 2g/mol
M[tex]M N_{2} [/tex] = 2 [tex] A_{N} [/tex]= 2 x 14= 28g/mol
M[tex]M Br_{2} [/tex] = 2 [tex] A_{Br} [/tex]= 2 x 80= 160g/mol
M[tex]M Cl_{2} [/tex] = 2 [tex] A_{Cl} [/tex]= 2 x 35,5= 71g/mol
M[tex]M F_{2} [/tex] = 2 [tex] A_{F} [/tex]= 2 x 19= 38g/mol