½â£º£¨1£©EÊÇÒ»¸ö´íÎó×°Öã¬ÓÃÏòÏÂÅÅ¿ÕÆø·¨ÊÕ¼¯ÑõÆøʱ£¬µ¼¹ÜÓ¦ÉìÈ뼯ÆøÆ¿µÄµ×²¿£»
£¨2£©¢ÙÊǾƾ«µÆ£»ÊµÑéÊÒÓøßÃÌËá¼ØÖÆÈ¡ÑõÆøÐèÔÚÊԹܿÚÒª·ÅÒ»ÍÅÃÞ»¨£¬·ÀÖ¹¼ÓÈÈʱ¸ßÃÌËá¼Ø·ÛÄ©½øÈëµ¼¹Ü£»¸ßÃÌËá¼Ø·Ö½âÉú³ÉÃÌËá¼Ø¡¢¶þÑõ»¯ÃÌ¡¢ÑõÆø£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ2KMnO
4K
2MnO
4+MnO
2+O
2¡ü£»¸ù¾Ý»¯ºÏÎïÖÐÕý¸º»¯ºÏ¼Û´úÊýºÍΪÁã¿ÉÖª£¬¸Ã·´Ó¦Ç°ºó»¯ºÏ¼Ûû·¢Éú±ä»¯µÄÊǼØÔªËØ£»
£¨3£©B×÷·¢Éú×°ÖÃÖÆÑõÆøÊôÓÚ¹ÌÒºÔÚ³£ÎÂÏ·´Ó¦ÖÆÈ¡ÑõÆø£¬¿ÉÑ¡ÓùýÑõ»¯ÇâÈÜÒººÍ¶þÑõ»¯ÃÌÖÆÈ¡ÑõÆø£¬¹ýÑõ»¯ÇâÔÚ¶þÑõ»¯ÃÌ×ö´ß»¯¼ÁµÄÌõ¼þÏÂÉú³ÉË®ºÍÑõÆø£¬·½³ÌʽÊÇ2H
2O
22H
2O+O
2¡ü£»
¸Ã×°ÖõÄÓŵãÊÇ¿ÉÒÔ¿ØÖÆ·´Ó¦ËÙÂÊ£»
£¨4£©¢Ù¸ù¾ÝÁòËá淋Ļ¯Ñ§Ê½¿ÉÖª£¬ÔÚÁòËáï§ÖеªÔªËØ¡¢ÇâÔªËØ¡¢ÁòÔªËØ¡¢ÑõÔªËصÄÔ×Ó¸öÊý±ÈΪ2£º8£º1£º4£»
¢ÚÎïÖÊÖи÷ÔªËصÄÖÊÁ¿±ÈµÈÓÚÔªËصÄÏà¶ÔÔ×ÓÖÊÁ¿ÓëÔ×Ó¸öÊýÖ®±È£¬Òò´ËÁòËáï§ÖÐN¡¢H¡¢S¡¢OµÄÖÊÁ¿±ÈΪ14¡Á2£º1¡Á8£º32£º16¡Á4=28£º8£º32£º64=7£º2£º8£º16£»
¢ÛÓÉÓÚÎïÖÊÖÐijԪËصÄÖÊÁ¿=ÎïÖʵÄÖÊÁ¿¡Á¸ÃÔªËØËùÕ¼µÄÖÊÁ¿·ÖÊý£¬Òò´Ë264kgÁòËáï§ÖеªÔªËصÄÖÊÁ¿Îª£º264kg¡Á21.2%=56kg£¬
Ôòº¬ÓÐ56kgµªÔªËصÄÄòËصÄÖÊÁ¿Îª56kg¡Â£¨
¡Á100%£©=120kg
¹Ê´ð°¸Îª£º
£¨1£©E£»
£¨2£©¾Æ¾«µÆ£»ÔÚÊԹܿÚÒª·ÅÒ»ÍÅÃÞ»¨£»2KMnO
4K
2MnO
4+MnO
2+O
2¡ü£»¼Ø£»
£¨3£©2H
2O
22H
2O+O
2¡ü£»¿ÉÒÔ¿ØÖÆ·´Ó¦ËÙÂÊ£»
£¨4£©2£º8£º1£º4£»7£º2£º8£º16£»120g£®
·ÖÎö£º£¨1£©ÓÃÅÅ¿ÕÆø·¨ÊÕ¼¯ÆøÌåʱ£¬µ¼¹ÜÒªÉìÈëµ½¼¯ÆøÆ¿µ×²¿£»
£¨2£©Êì¼Ç³£¼ûÒÇÆ÷µÄÃû³Æ£»ÊµÑéÊÒÓøßÃÌËá¼ØÖÆÈ¡ÑõÆøÐèÔÚÊԹܿÚÒª·ÅÒ»ÍÅÃÞ»¨£¬·ÀÖ¹¼ÓÈÈʱ¸ßÃÌËá¼Ø·ÛÄ©½øÈëµ¼¹Ü£»ÔÙ¸ù¾Ý¼ÓÈȸßÃÌËá¼ØÖÆÈ¡ÑõÆøµÄ·´Ó¦ÔÀíÊéд·½³Ìʽ£»
£¨3£©¸ù¾ÝB×°ÖõÄÌصã½øÐзÖÎö£¬²»ÐèÒª¼ÓÈÈ£¬ÊôÓÚ¡°¹ÌÒº³£ÎÂÐÍ¡±£»
£¨4£©¸ù¾ÝÒ»¸öÄòËØ·Ö×ӵĹ¹³É¡¢»¯ºÏÎïÖи÷ÔªËØÖÊÁ¿±È=¸÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿¡ÁÔ×Ó¸öÊýÖ®±È¡¢ÎïÖÊÖÐijԪËصÄÖÊÁ¿=¸ÃÎïÖʵÄÖÊÁ¿¡Á¸ÃÔªËØËùÕ¼µÄÖÊÁ¿·ÖÊýºÍÎïÖÊÖÐijԪËصÄÖÊÁ¿·ÖÊý=
¡Á100%½øÐзÖÎö£®
µãÆÀ£º±¾¿¼µãÖ÷Òª¿¼²é·¢Éú×°ÖõÄÑ¡È¡ºÍÊÕ¼¯×°ÖõÄÑ¡Ôñ£¬Í¬Ê±Ò²¿¼²éÁË»¯Ñ§·½³ÌʽµÄÊéд£¬¼°ÊµÑéÖеÄһЩעÒâÊÂÏ×ÛºÏÐԱȽÏÇ¿£®ÆøÌåµÄ·¢Éú×°ÖõÄÑ¡ÔñÓë·´Ó¦ÎïµÄ״̬ºÍ·´Ó¦µÄÌõ¼þÓйأ»ÆøÌåµÄÊÕ¼¯×°ÖõÄÑ¡ÔñÓëÆøÌåµÄÃܶȺÍÈܽâÐÔ£¬²¢·ÖÎöÆøÌåÓëË®ºÍ¿ÕÆøÖеÄijЩ³É·ÖÊÇ·ñ·¢Éú·´Ó¦£®