ÌâÄ¿ÄÚÈÝ
¢ñ£®Ä³ÐËȤС×éÀûÓÃÏÂͼװÖòⶨijÁòËṤ³§ÅÅ·ÅβÆøÖжþÑõ»¯ÁòµÄº¬Á¿£¬Í¼ÖÐÆøÌåÁ÷Á¿¼ÆBÓÃÓÚ׼ȷ²âÁ¿Í¨¹ýµÄβÆøÌå»ý¡£½«Î²ÆøͨÈëÒ»¶¨Ìå»ýÒÑ֪Ũ¶ÈµÄµâË®ÖвⶨSO2µÄº¬Á¿¡£µ±Ï´ÆøÆ¿CÖÐÈÜÒºÀ¶É«Ïûʧʱ£¬Á¢¼´¹Ø±Õ»îÈûA¡£
£¨1£© CÖе¼¹ÜÄ©¶ËÁ¬½ÓÒ»¸ö¶à¿×ÇòÅÝD£¬¿ÉÒÔÌá¸ßʵÑéµÄ׼ȷ¶È£¬ÆäÀíÓÉÊÇ_________________¡£
£¨2£©CÖз¢Éú·´Ó¦µÄÀë×Ó·½³Ìʽ ¡£
£¨3£©CÖÐÈÜÒºÀ¶É«Ïûʧºó£¬Ã»Óм°Ê±¹Ø±Õ»îÈûA£¬²âµÃµÄSO2º¬Á¿ (Ìî¡°Æ«¸ß¡±¡¢¡°Æ«µÍ¡±»ò¡°ÎÞÓ°Ï족)¡£
¢ò£®ÊµÑéÊÒ³£ÓÃNa2SO3¹ÌÌåÓëŨÁòËá·´Ó¦ÖÆÈ¡SO2 £º
£¨4£©ÏÖÓÐÒÑÖƵÃSO2µÄ±¥ºÍÈÜÒº£¬ÇëÀûÓôËÈÜÒº£¨ÆäËûÊÔ¼ÁÈÎÑ¡£©£¬Éè¼ÆÒ»¸ö¼òµ¥ÊµÑ飬±È½ÏSO2ÓëFe2+ »¹ÔÐÔµÄÇ¿Èõ£¨ÒªÇó£ºÐ´³öʵÑé²½Öè¡¢ÏÖÏóºÍ½áÂÛ£© ¡£
£¨5£©Ä³Ñо¿Ð¡×é²â¶¨²¿·Ö±äÖʵÄNa2SO3¹ÌÌåÑùÆ·ÖÐNa2SO3µÄº¬Á¿£º
¢Ù È¡a¿ËNa2SO3¹ÌÌåÑùÆ·ÅäÖƳÉ100mLÈÜÒº£¬È¡10.00mL¸ÃÈÜÒºÓÚ׶ÐÎÆ¿ÖУ¬¼ÓÈ뼸µÎµí·ÛÈÜÒº×÷ָʾ¼Á£¬0.0100mol/LµâË®½øÐе樣¬µÎ¶¨ÖÕµãÏÖÏóΪ £¬¼Ç¼Êý¾Ý£¬Öظ´µÎ¶¨2´Î£¬Æ½¾ùÏûºÄµâË®20.00mL¡£
¢Ú ¼ÆË㣺ÑùÆ·ÖÐÑÇÁòËáÄƵÄÖÊÁ¿·ÖÊýΪ ¡£
½«µÈÎïÖʵÄÁ¿µÄX¡¢YÆøÌå³äÈëÒ»¸öÈÝ»ý¿É±äµÄÃܱÕÈÝÆ÷ÖУ¬ÔÚÒ»¶¨Ìõ¼þÏ·¢ÉúÈçÏ·´Ó¦²¢´ïµ½Æ½ºâ£ºX(g)£«Y(g)2Z(g)£»¦¤H<0¡£µ±¸Ä±äij¸öÌõ¼þ²¢Î¬³ÖÐÂÌõ¼þÖ±ÖÁ´ïµ½ÐÂƽºâ£¬Ï±íÖйØÓÚÐÂƽºâÓëÔƽºâµÄ±È½Ï£¬ÕýÈ·µÄÊÇ
Ñ¡Ôñ | ¸Ä±äµÄÌõ¼þ | Õý¡¢Äæ·´Ó¦ËÙÂʱ仯 | ÐÂƽºâºÍÔƽºâ±È½Ï |
A | Éý¸ßÎÂ¶È | Äæ·´Ó¦ËÙÂÊÔö´óÁ¿´óÓÚÕý·´Ó¦ËÙÂÊÔö´óÁ¿ | ZµÄÌå»ý·ÖÊý±ä´ó |
B | Ôö´óѹǿ | Õý·´Ó¦ËÙÂÊÔö´ó£¬Äæ·´Ó¦ËÙÂʼõС | ZµÄŨ¶È²»±ä |
C | ¼õСѹǿ | Õý¡¢Äæ·´Ó¦ËÙÂʶ¼¼õС | YµÄÌå»ý·ÖÊý±ä´ó |
D | ³äÈëÉÙÁ¿Z | Äæ·´Ó¦ËÙÂÊÔö´ó | XµÄÌå»ý·ÖÊý²»±ä |