£¨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°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÏÂÁÐÐÐΪÖзûºÏ°²È«ÒªÇóµÄÊÇ£¨¡¡ £©
A£®½øÈëú¿ó¾®Ê±£¬Óûð°ÑÕÕÃ÷
B£®½ÚÈÕÆڼ䣬ÔÚ¿ªÀ«µÄ¹ã³¡È¼·ÅÑÌ»ð±¬Öñ
C£®ÓõãȼµÄ»ð²ñÔÚÒº»¯Æø¸ÖÆ¿¿Ú¼ìÑéÊÇ·ñ©Æø
D£®ÊµÑéʱ£¬½«Ë®µ¹ÈëŨÁòËáÅäÖÆÏ¡ÁòËá

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºÊµÑéÌâ

¢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
_____________________________________     ______________________________
_________________________________________________________________________

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºÊµÑéÌâ

£¨6·Ö£©¡¢ÓÒͼÊÇÑо¿Íâ½çÒòËضԹýÑõ»¯Çâ·Ö½â·´Ó¦ËÙÂÊÓ°ÏìµÄʵÑé×°ÖÃͼ¡£Ä³Ñ§ÉúÑо¿Ð¡×éÔÚ50mLÁ¿Í²ÖÐÊ¢ÂúË®£¬µ¹ÖÃÓÚË®²ÛÖУ¬Í¨¹ý·ÖҺ©¶·°Ñ¹ýÑõ»¯ÇâÈÜÒº¼ÓÈë׶ÐÎÆ¿ÖУ¨ÄÚÖÐÒÑÓÐÊÊÁ¿¶þÑõ»¯ÃÌ´ß»¯¼Á£©£¬¼Ç¼¸÷ʱ¼ä¶ÎÔÚÊÒÎÂÏÂÊÕ¼¯µ½µÄÑõÆøµÄÌå»ý¡£

µÚ1×飺·Ûĩ״µÄ¶þÑõ»¯ÃÌ0.2g+ 5ml 6% H2O2
µÚ2×飺·Ûĩ״µÄ¶þÑõ»¯ÃÌ0.2g+ 3ml 12% H2O2
µÚ3×飺·Ûĩ״µÄ¶þÑõ»¯ÃÌ0.1g+ 5ml 6% H2O2[À´Ô´:
µÚ4×飺¿ÅÁ£×´µÄ¶þÑõ»¯ÃÌ0.1g+ 5ml 6% H2O2
´ß»¯¼Á£ºMnO2
µÚ1×é
µÚ2×é
µÚ3×é
µÚ4×é
Ç°15s²úÉúÑõÆøµÄÁ¿£¨ml£©
11
15
8
7
Ç°30s²úÉúÑõÆøµÄÁ¿£¨ml£©
21
24
11
9
Ç°45s²úÉúÑõÆøµÄÁ¿£¨ml£©
31
35
18
12
Ç°60s²úÉúÑõÆøµÄÁ¿£¨ml£©
45
48
26
15
£¨1£©Ð´³öH2O2·Ö½âµÄ·´Ó¦·½³Ìʽ£º                    £»
£¨2£©´ÓʵÑéµÄ¼¸×éÊý¾ÝÖÐÄܵõ½µÄÊÇ£º                    £»
£¨3£©ÊµÑé±È½Ï·´Ó¦ËÙÂÊʱ¿ÉÒԲⶨÏàͬʱ¼äÄÚ²úÉúÆøÌåµÄÌå»ý£¬Ò²¿É²â      ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÏÂÁÐʵÑéÏÖÏóµÄÃèÊöÕýÈ·µÄÊÇ                                 £¨  £©
A£®Í­Ë¿ÔÚÂÈÆøÖÐȼÉÕ£¬²úÉú³ÉÀ¶É«µÄÑÌ
B£®ÇâÆøÔÚÂÈÆøÖÐȼÉÕ·¢³ö²Ô°×É«»ðÑæ²¢Óа×Îí²úÉú
C£®ÁòÔÚÑõÆøÖоçÁÒȼÉÕ£¬·¢³öµ­À¶É«»ðÑæ
D£®ÄÆÔÚÂÈÆøÖÐȼÉÕ£¬Ã»ÓлðÑ棬ֻÓа×Ñ̲úÉú

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

£¨3·Ö£©ÏÂÁÐʵÑé²Ù×÷ÖдíÎóµÄÊÇ
A£®·ÖҺʱ£¬·ÖҺ©¶·Ï²ãÒºÌå´ÓÏ¿ڷųö£¬ÉϲãÒºÌåÒ²´ÓÏ¿ڵ¹³ö
B£®ÕôÁóʱ£¬Ó¦Ê¹Î¶ȼÆË®ÒøÇò¿¿½üÕôÁóÉÕÆ¿Ö§¹Ü¿Ú
C£®Õô·¢½á¾§Ê±Ó¦½«ÈÜÒºÖ±½ÓÕô¸É
D£®³ÆÁ¿·Ç¸¯Ê´ÐÔÒ©Æ·Ó¦·ÅÔÚ³ÆÁ¿Ö½ÉÏÖÃÓÚÍÐÅÌÌìƽµÄ×óÅÌ£¬íÀÂë·ÅÔÚÍÐÅÌÌìƽµÄÓÒ
ÅÌÖÐ

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÔڲⶨÁòËáÍ­¾§Ìå½á¾§Ë®º¬Á¿ÊµÑéÖУ¬ÏÂÁвÙ×÷»áÒýÆð¾§ÌåÖнᾧˮµÄÖÊÁ¿·ÖÊýÆ«´óµÄÊÇ£¨  £©
A£®¼ÓÈȺóÔÚ¿ÕÆøÖÐÀäÈ´³ÆÁ¿
B£®·ÛĩδÍêÈ«±ä°×¾ÍÍ£Ö¹¼ÓÈÈ£¬½øÐгÆÁ¿¼ÆËã
C£®¼ÓÈÈʱ¼ä¹ý³¤£¬²¿·Ö±äºÚ
D£®Á½´Î³ÆÁ¿½á¹ûÏà²î0.2g¾Í²»ÔÙ¼ÌÐø¼ÓÈȶø½øÐмÆËã

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÏÂÁÐÐðÊöÕýÈ·µÄÊÇ
A£®ÓÃÏ¡NaOHÇåÏ´Õ´µ½Æ¤·ôÉϵı½·Ó
B£®Na2CO3ÈÜÒº±£´æÔÚ´ø²£Á§ÈûµÄÊÔ¼ÁÆ¿ÖÐ
C£®ÅäÖÆFeCl3ÈÜҺʱ£¬ÏòÈÜÒºÖмÓÈëÉÙÁ¿FeºÍÏ¡ÑÎËá
D£®ÓÃÀäÄýµÄ·½·¨´Ó°±Æø¡¢µªÆøºÍÇâÆøµÄ»ìºÏÆøÌåÖзÖÀë³ö°±Æø

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÏÂÁбê×¢»ò²Ù×÷ÕýÈ·µÄÊÇ
                     

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸