ÌâÄ¿ÄÚÈÝ

£¨2006?°×ÏÂÇøһģ£©2004Äê³õ´º£¬ÎÒ¹úijЩµØÇø³öÏÖÁ˸ßÖ²¡ÐÔÇÝÁ÷¸Ð£¬Îª·ÀÖ¹ÒßÇéÂûÑÓ£¬±ØÐëѸËÙ½øÐиôÀ룬²¢¶ÔÊÜÇÝÁ÷¸Ð²¡¶¾ÎÛȾµÄÇÝÉá¡¢¹¤¾ßµÈ½øÐÐÏû¶¾£®×ÊÁÏÏÔʾ£ºÇÝÁ÷¸Ð²¡¶¾ÔÚ¸ßΡ¢¼îÐÔ»·¾³£¨ÈçÇâÑõ»¯ÄÆÈÜÒº£©¡¢¸ßÃÌËá¼Ø»ò´ÎÂÈËáÄƵÈÏû¶¾¼ÁÖÐÉú´æÄÜÁ¦½Ï²î£®Çë»Ø´ð£º
£¨1£©´ÎÂÈËáÄÆ£¨NaClO£©ÊôÓÚ£¨Ìî¡°Ñõ»¯Î¡¢¡°Ëᡱ¡¢¡°¼î¡±»ò¡°ÑΡ±£©£¬ÆäÖÐÂÈÔªËصĻ¯ºÏ¼ÛΪ¼Û£®
£¨2£©ÓüÓÈȸßÃÌËá¼ØѬÕôÏû¶¾ÇÝÉáËù·¢Éú·´Ó¦µÄ»¯Ñ§·½³Ìʽ
£¨3£©ÒÔ϶ÔÊÜÎÛȾ¹¤¾ßµÄÏû¶¾·½·¨¿ÉÐеÄÊÇ£¨ÌîÐòºÅ£©£®
A£®ÓÃNaOHÈÜÒº½þÅÝ  B£®ÓÃË®³åÏ´¼´¿É   C£®ÓÃNaClOÈÜÒº½þÅÝ
£¨4£©ÅäÖÆÏû¶¾ÓõÄ1000g 2%µÄÇâÑõ»¯ÄÆÈÜÒº£¬ÐèÒª¹ÌÌåÇâÑõ»¯ÄÆg¡¢Ë®g£®
¡¾´ð°¸¡¿·ÖÎö£º¸ù¾Ý¡°Ñõ»¯Î¡¢¡°Ëᡱ¡¢¡°¼î¡±¡¢¡°ÑΡ±µÄ¶¨Òå¿ÉÖª£¬´ÎÂÈËáÄÆÊôÓÚÑΣ»ÓÖ»¯ºÏÎïÖУ¬¸÷ÔªËصĻ¯ºÏ¼ÛÖ®ºÍΪ0£¬¿ÉËãµÄÂÈÔªËصĻ¯ºÏ¼Û£»Óпα¾ÖÐÓøßÃÌËá¼ØÖÆÈ¡ÑõÆøµÄÔ­ÀíºÍ¸ù¾Ý»¯Ñ§·½³ÌʽÊéд²½Öè¿Éд³ö¼ÓÈȸßÃÌËá¼ØµÄ·½³Ìʽ£»ÓÉÓÚÌâ¸ÉÖС°ÇÝÁ÷¸Ð²¡¶¾ÔÚ¸ßΡ¢¼îÐÔ»·¾³£¨ÈçÇâÑõ»¯ÄÆÈÜÒº£©¡¢¸ßÃÌËá¼Ø»ò´ÎÂÈËáÄƵÈÏû¶¾¼ÁÖÐÉú´æÄÜÁ¦½Ï²î¡±ËùÒÔ¶ÔÓÚÊܵ½ÎÛȾµÄÒÇÆ÷¶¼¿ÉÒÔÓüîÒº»òÕß´ÎÂÈËáÄÆÒº»òÕ߸ßÃÌËá¼ØÀ´Ïû¶¾´¦Àí£»¸ù¾ÝÈÜÖʵÄÖÊÁ¿·ÖÊý=×100%£¬¿É¼ÆËã³öÈÜÖʵÄÖÊÁ¿£¬ÔÙÓÐÈÜÒºµÄÖÊÁ¿=ÈÜÖʵÄÖÊÁ¿+ÈܼÁµÄÖÊÁ¿£¬¿ÉµÃÈܼÁµÄÖÊÁ¿£®
½â´ð£º½â£º£¨1£©NaClOÓÉÈýÖÖÔªËØ×é³É£¬¹Ê²»ÊôÓÚÑõ»¯Î²»º¬ÓÐH+¡¢OH-ËùÒÔÒ²²»ÊôÓÚËá¡¢¼î£»ËùÒÔËüÊÇÑΣ»ÄÆ+1¼Û£¬Ñõ-2¼Û£¬¿ÉÉèÂÈ»¯ºÏ¼ÛΪX£¬È»ºó¸ù¾Ý»¯ºÏÎïÖл¯ºÏ¼Û´úÊýºÍΪ0£¬µÃ£º£¨+1£©+£¨-2£©+X=0£¬½âµÃX=+1
£¨2£©¸ù¾ÝʵÑéÊÒ¸ßÃÌËá¼Ø¼ÓÈÈÖÆÈ¡ÑõÆø¿Éд³öÆ仯ѧ·½³Ìʽ£º2KMnO4K2MnO4+MnO2+O2¡ü
£¨3£©ÓÉ¡°ÇÝÁ÷¸Ð²¡¶¾ÔÚ¸ßΡ¢¼îÐÔ»·¾³£¨ÈçÇâÑõ»¯ÄÆÈÜÒº£©¡¢¸ßÃÌËá¼Ø»ò´ÎÂÈËáÄƵÈÏû¶¾¼ÁÖÐÉú´æÄÜÁ¦½Ï²î¡±¿ÉÖ±½ÓÕÒ³ö´ð°¸A¡¢C
£¨4£©ÒÑÖª1000g 2%µÄÇâÑõ»¯ÄÆÈÜÒº£¬¸ù¾ÝÈÜÖʵÄÖÊÁ¿·ÖÊý=×100%£¬¿ÉµÃÇâÑõ»¯ÄƵÄÖÊÁ¿=1000g×2%=20g£¬ÈܼÁË®µÄÖÊÁ¿=ÈÜÒºµÄÖÊÁ¿-ÈÜÖʵÄÖÊÁ¿=1000-20=980g
¹ÊÕýÈ·´ð°¸£º£¨1£©ÑΣ»+1
            £¨2£©2KMnO4K2MnO4+MnO2+O2¡ü
            £¨3£©A¡¢C
            £¨4£©20£»980
µãÆÀ£º±¾ÌâÊÇÒÔ¡°2004ÄêÇÝÁ÷¸Ðʼþ¡±ÎªÌâ²Ä¿¼²éÁË£¬Ïû¶¾ÈÜÒºµÄ×é³É¡¢ÐÔÖÊ¡¢ÅäÖƵÈһϵÁÐÎÊÌ⣻Éæ¼°µ½ÎïÖʵķÖÀà¡¢»¯ºÏ¼ÛµÄ¼ÆËã¡¢·½³ÌʽµÄÊéд¡¢ÈÜÒºµÄ¼ÆËãµÈ£¬×ÛºÏÄÜÁ¦½ÏÇ¿£¬µ«¶¼ÊÇ»ù´¡ÐÔ֪ʶµÄÕûºÏ£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø