0 Br +1, +3, +5, +7 +0=2 sool-OR D Br."0" = BY : 0.1 Annddride ③ Brt to? = hi 2 ③ Brtstor? Br2O3 = Brig 0 : 3 z 3 TS 5. ③ Brts to-2= BY 20 = BYso s +9,49702. Brz. O = 3r3D, X = , X OS 5 to 5²0 2 z 5 20. BY th ta +2th 2 sulfuro tradicional. los nombres de estos problemas