Download - cdn.mainichi.jp · @ Al, Mg (2607—25) O Al 0 3 co + Fe203 @ NH4Cl + NaOH @ Na2C03 + HCI @ Mg Mg, Pt Al, Mg, Pt 3 C02 + 2 Fe NH3 NaCl H20 NaHC03 + NaCl @ +2K1 2 KBr + 12