2KMnO4+3Na2SO3+H2O =3Na2SO4+2MnO2+2KOH äºç¡«é
¸é å¨é«é°é
¸é¾ç强碱æ§æº¶æ¶²ä¸,å¯ä½¿æº¶æ¶²ä»ç´«è²å为绿è²çæé°é
¸æ ¹ç¦»å
追é®ææ³ç¥éæ°§åæ¹ç¨ å è¿åæ¹ç¨å¼ 带ä¸çµåçé£ç§
追ç对ä¸èµ·ï¼ä¸ä¼â¦â¦
ååºæ¥äºï¼æé纳