ÌâÄ¿ÄÚÈÝ

£¨12·Ö£©ÊµÑéÊÒÓùÌÌåÉÕ¼îÅäÖÆ500mL0.1mol/LµÄNaOHÈÜÒº¡£
£¨1£©Ðè³ÆÁ¿         gÉÕ¼î¹ÌÌå¡£¹ÌÌåÓ¦·ÅÔÚ                ÖгÆÁ¿¡£
£¨2£©ÅäÖƹý³ÌÖУ¬²»ÐèҪʹÓõÄÒÇÆ÷ÊÇ         £¨Ìîд´úºÅ£©
A£®ÉÕ±­B£®²£Á§°ôC£®1000mLÈÝÁ¿Æ¿D£®Â©¶·E£®½ºÍ·µÎ¹ÜF£®Ò©³×
£¨3£©¸ù¾ÝʵÑéµÄʵ¼ÊÐèÒªºÍ£¨2£©ÖÐÁгöµÄÒÇÆ÷Åжϣ¬Íê³ÉʵÑ黹ȱÉÙµÄÒÇÆ÷ÊÇ        ¡£                                                        
£¨4£©ÔÚÈÝÁ¿Æ¿ÄÚÈ·¶¨ÈÜÒºÌå»ýµÄ¹ý³ÌÖУ¬ºóÆÚ¼ÓÈëÉÙÁ¿Ë®µÄ×ö·¨ÊÇ                                                                                       ¡£
£¨5£©ÒªÏëÖкÍŨ¶ÈΪ0.2mol/LÌå»ýΪ10.0mLµÄÑÎËᣬÐèÒªÉÏÊöÅäÖƵÄNaOHÈÜÒº
        mL¡£
£¨1£©2.0  ÉÕ±­
£¨2£©CD
£¨3£©¢ÙÍÐÅÌÌìƽ    ¢Ú500mLÈÝÁ¿Æ¿
£¨4£©ÓýºÍ·µÎ¹ÜÖðµÎ¼ÓË®£¬ÖÁÒºÌåµÄ°¼ÒºÃæÓëÈÝÁ¿Æ¿µÄ¿Ì¶ÈÏßÏàÇÐ
£¨5£©20.0
ÂÔ
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
¢ñ.ÏÂͼΪ³£¼ûÒÇÆ÷µÄ²¿·Ö½á¹¹(ÓеÄÒÇÆ÷±»·Å´ó)

ͼAÖÐÒºÃæËùʾÈÜÒºµÄÌå»ýΪ     mL£¬ÓÃÉÏÊöËÄÖÖÒÇÆ÷ÖеÄijÖÖ²âÁ¿Ò»ÒºÌåµÄÌå»ý£¬Æ½ÊÓʱ¶ÁÊýΪn mL£¬ÑöÊÓʱ¶ÁÊýΪm mL£¬Èôm£¾n£¬ÔòËùʹÓõÄÒÇÆ÷ÊÇ    (Ìî×Öĸ±êºÅ)¡£
¢ò.ijѧÉúÓñê×¼0.25 mol¡¤L¡ª1 NaOHÈÜÒºµÎ¶¨ÁòËáµÄʵÑé²Ù×÷ÈçÏ£º
A£®ÓÃËáʽµÎ¶¨¹ÜÈ¡Ï¡H2SO4 25.00 mL£¬×¢Èë׶ÐÎÆ¿ÖУ¬¼ÓÈëָʾ¼Á¡£
B£®Óôý²â¶¨µÄÈÜÒºÈóÏ´ËáʽµÎ¶¨¹Ü¡£C£®ÓÃÕôÁóˮϴ¸É¾»µÎ¶¨¹Ü¡£
D£®È¡Ï¼îʽµÎ¶¨¹ÜÓñê×¼µÄNaOHÈÜÒºÈóÏ´ºó£¬½«±ê׼ҺעÈë¼îʽµÎ¶¨¹Ü¿Ì¶È¡°0¡±ÒÔÉÏ2¡«3 cm´¦£¬ÔٰѼîʽµÎ¶¨¹Ü¹Ì¶¨ºÃ£¬µ÷½ÚÒºÃæÖÁ¿Ì¶È¡°0¡±»ò¡°0¡±¿Ì¶ÈÒÔÏ¡£
E£®¼ì²éµÎ¶¨¹ÜÊÇ·ñ©ˮ¡£           F£®Áíȡ׶ÐÎÆ¿£¬ÔÙÖظ´²Ù×÷Ò»´Î¡£
G£®°Ñ׶ÐÎÆ¿·ÅÔڵζ¨¹ÜÏÂÃ棬ƿϵæÒ»ÕÅ°×Ö½£¬±ßµÎ±ßÒ¡¶¯×¶ÐÎÆ¿Ö±ÖÁµÎ¶¨Öյ㣬¼ÇÏµζ¨¹ÜÒºÃæËùÔڿ̶ȡ£
¢ÙµÎ¶¨²Ù×÷µÄÕýȷ˳ÐòÊÇ(ÓÃÐòºÅÌî)£º   ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡£
¢Ú¸ÃµÎ¶¨²Ù×÷ÖÐӦѡÓõÄָʾ¼ÁÊÇ£º    ¡¡¡¡¡¡¡¡¡£
¢ÛÔÚG²Ù×÷ÖÐÈçºÎÈ·¶¨ÖÕ?                                              ¡£
¢Ü¼îʽµÎ¶¨¹ÜÓÃÕôÁóË®ÈóÏ´ºó£¬Î´Óñê×¼ÒºÈóÏ´µ¼Öµζ¨½á¹û(ÌƫС¡±¡¢¡°Æ«´ó¡±»ò¡°Ç¡ºÃºÏÊÊ¡±)           £¬Ô­ÒòÊÇ                                 ¡£
¢Ý¼ÙÉè²Ù×÷¾ùÕýÈ·£¬±ê×¼ÒºÏûºÄÁË22.18mL,¼ÆËã´ý²âÁòËáÈÜÒºµÄÎïÖʵÄÁ¿Å¨¶È£¨¼ÆËã½á¹û¾«È·µ½Ð¡Êýµãºó¶þλ)          mol¡¤L¡ª1
¢ó.ÒÑÖª³£ÎÂʱ´×ËáµÄµçÀë³£ÊýΪ1.8¡Á10£­5£¬Ò»Ë®ºÏ°±µÄµçÀë³£ÊýΪ1.8¡Á10£­5¡£ÔÚÉÙÁ¿Mg(OH)2Ðü×ÇÒºÖУ¬µÎ¼ÓÊÊÁ¿±¥ºÍNH4ClÈÜÒº£¬¹ÌÌåÈܽ⡣¶ÔÓÚ¹ÌÌåµÄÈܽ⡣
¼×ͬѧÈÏΪÔÚÇâÑõ»¯Ã¾Ðü×ÇÒºÖдæÔÚÏÂÁÐƽºâ£º
Mg(OH)2 Mg2+ +2OH-
¼ÓÈëNH4ClÈÜÒº£¬ÓÉÓÚNH4+Ë®½â²úÉúH+ÖкÍÁËMg(OH)2µçÀë²úÉúµÄOH-¶øʹƽºâÓÒÒƵ¼ÖÂMg(OH)2 Èܽ⡣
¶øÒÒͬѧȴÈÏΪNH4ClµçÀë²úÉúµÄNH4+½áºÏÁËOH£­Éú³ÉÁËÈõµç½âÖÊNH3¡¤H2O£¬Ê¹c(OH-)¼õС£¬Æ½ºâÓÒÒƶøµ¼ÖÂMg(OH)2 Èܽ⡣Éè¼Æ·½°¸ÆÀ¼Û¼×ÒÒÁ½Î»Í¬Ñ§µÄ¹Ûµã£º
_____________________________________     ______________________________
_________________________________________________________________________

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

¾«Ó¢¼Ò½ÌÍø