6£®ÊµÑéÊÒÓùÌÌåÉÕ¼îÅäÖÆ0.1mol/LµÄNaOHÈÜÒº480mL£¬Çë»Ø´ð£º
£¨1£©¼ÆËãÐèÒªNaOH¹ÌÌåÖÊÁ¿2.0g£®
£¨2£©ÓÐÒÔÏÂÒÇÆ÷£º¢ÙÉÕ±­ ¢ÚÒ©³× ¢Û250mLÈÝÁ¿Æ¿  ¢Ü500mLÈÝÁ¿Æ¿ ¢Ý²£Á§°ô  ¢ÞÍÐÅÌÌìƽ ¢ßÁ¿Í²£®
ÅäÖÆʱ£¬±ØÐëʹÓõIJ£Á§ÒÇÆ÷¢Ù¢Ü¢Ý£¨ÌîÐòºÅ£©£¬»¹È±ÉÙµÄÒÇÆ÷ÊǽºÍ·µÎ¹Ü£®
£¨3£©Ê¹ÓÃÈÝÁ¿Æ¿Ç°±ØÐë½øÐеÄÒ»²½²Ù×÷ÊDzé©£®
£¨4£©ÅäÖÆÈÜҺʱ£¬ÔÚ¼ÆËã¡¢³ÆÁ¿¡¢Èܽ⡢ÀäÈ´ºó»¹ÓÐÒÔϼ¸¸ö²½Ö裬ÆäÕýÈ·µÄ²Ù×÷˳ÐòΪ¢Ý¢Ú¢Ù¢Û¢Ü£¨ÌîÐòºÅ£©£®
¢ÙÕñµ´Ò¡ÔÈ      ¢ÚÏ´µÓ      ¢Û¶¨ÈÝ       ¢Üµßµ¹Ò¡ÔÈ      ¢ÝתÒÆ£®

·ÖÎö £¨1£©ÒÀ¾Ým=CVM¼ÆËãÐèÒªÈÜÖʵÄÖÊÁ¿£»
£¨2£©ÒÀ¾ÝÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈÈÜÒºµÄÒ»°ã²½ÖèÑ¡ÔñÐèÒªµÄÒÇÆ÷£¬È·¶¨È±ÉÙµÄÒÇÆ÷£»
£¨3£©ÒÀ¾ÝÈÝÁ¿Æ¿µÄ¹¹Ôì¼°ÕýȷʹÓ÷½·¨½â´ð£»
£¨4£©ÒÀ¾ÝÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈÈÜÒºµÄÒ»°ã²½ÖèÅÅÐò£®

½â´ð ½â£º£¨1£©ÓÃNaOH¹ÌÌåÅäÖÆ1.0mol/LµÄNaOHÈÜÒº480mL£¬Ó¦Ñ¡Ôñ500mLÈÝÁ¿Æ¿£¬Êµ¼ÊÅäÖÆ500mLÈÜÒº£¬ÐèÒªÈÜÖʵÄÖÊÁ¿m=0.1mol/L¡Á40g/mol¡Á0.5L=2.0g£»
¹Ê´ð°¸Îª£º2.0£»
£¨2£©ÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈÈÜÒºµÄÒ»°ã²½Ö裺¼ÆËã¡¢³ÆÁ¿¡¢Èܽ⡢ÒÆÒº¡¢Ï´µÓ¡¢¶¨Èݵȣ¬Óõ½µÄÒÇÆ÷£º
ÍÐÅÌÌìƽ¡¢Ò©³×¡¢500mLÈÝÁ¿Æ¿¡¢ÉÕ±­¡¢²£Á§°ô¡¢½ºÍ·µÎ¹Ü£»
±ØÐëʹÓõIJ£Á§ÒÇÆ÷£º¢ÙÉÕ±­  ¢Ü500mLÈÝÁ¿Æ¿ ¢Ý²£Á§°ô£»»¹È±ÉÙµÄÒÇÆ÷£º½ºÍ·µÎ¹Ü£»
¹Ê´ð°¸Îª£º¢Ù¢Ü¢Ý£»½ºÍ·µÎ¹Ü£»
£¨3£©ÈÝÁ¿Æ¿´øÓлîÈû£¬Ê¹ÓÃÇ°ÐèÒª¼ì²éÊÇ·ñ©ˮ£»
¹Ê´ð°¸Îª£º²é©£»
£¨4£©ÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈÈÜÒºµÄÒ»°ã²½Ö裺¼ÆËã¡¢³ÆÁ¿¡¢Èܽ⡢ÀäÈ´¡¢ÒÆÒº¡¢Ï´µÓ¡¢¶¨ÈÝ¡¢Ò¡ÔÈ¡¢×°Æ¿µÈ£¬ËùÒÔÕýÈ·µÄ˳ÐòΪ£º¢Ý¢Ú¢Ù¢Û¢Ü£»
¹Ê´ð°¸Îª£º¢Ý¢Ú¢Ù¢Û¢Ü£®

µãÆÀ ±¾Ì⿼²éÁËÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈÈÜÒºµÄÅäÖÆ£¬Ã÷È·ÅäÖÆÔ­ÀíºÍ²Ù×÷²½ÖèÊǽâÌâ¹Ø¼ü£¬×¢ÒâÈÝÁ¿Æ¿µÄ¹¹Ô켰ʹÓ÷½·¨£¬ÌâÄ¿ÄѶȲ»´ó£®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ

11£®Ä³·´Ó¦Öз´Ó¦ÎïºÍÉú³ÉÎïÓÐFe¡¢NH3¡¢H2O¡¢NaOH¡¢NaNO2¡¢Na2FeO2£®
£¨1£©ÒÑÖªFeÔÚ·´Ó¦ÖÐʧȥµç×Ó£¬Ôò¸Ã·´Ó¦µÄÑõ»¯¼ÁÊÇNaNO2£»
£¨2£©Èô·´Ó¦×ªÒÆÁË0.3molµç×Ó£¬ÔòÏûºÄ£¨»òÉú³É£©µÄ°±ÆøÔÚ±ê×¼×´¿öϵÄÌå»ýÊÇ1.12L£»
£¨3£©Ð´³ö¸Ã·´Ó¦µÄ»¯Ñ§·½³Ìʽ3Fe+NaNO2+5NaOH¡ú3Na2FeO2+NH3+H2O£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

17£®ÏÂÁи÷×é¾ùÊÇÁ½Æ¿ÎÞ±êÇ©µÄÎÞÉ«ÈÜÒº£¬²»Ê¹ÓÃÆäËûÈκÎÊÔ¼Á£¨°üÀ¨Ë®£©Ò²Äܼø±ð³öÀ´µÄÊÇ£¨¡¡¡¡£©
¢ÙNaOHºÍAl2£¨SO4£©3  
¢ÚNa2CO3ºÍÏ¡HCl
¢ÛBa£¨OH£©2ºÍH2SO4  
¢ÜHClºÍNaAlO2£®
A£®¢Ù¢Ú¢ÛB£®¢Ú¢Û¢ÜC£®¢Ù¢Ú¢ÜD£®¢Ù¢Ú¢Û¢Ü

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

14£®ÔÚÒ»ºãΡ¢ºãÈÝÃܱÕÈÝÆ÷Öз¢Éú·´Ó¦£ºNi£¨s£©+4CO£¨g£©$?_{180¡«200¡æ}^{50¡«80¡æ}$Ni£¨CO£©4£¨g£©£¬¡÷H£¼0£®ÀûÓø÷´Ó¦¿ÉÒÔ½«´ÖÄøת»¯Îª´¿¶È´ï99.9%µÄ¸ß´¿Äø£®¶Ô¸Ã·´Ó¦µÄ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®Ôö¼ÓNiµÄÁ¿¿ÉÌá¸ßCOµÄת»¯ÂÊ£¬NiµÄת»¯ÂʽµµÍ
B£®ËõСÈÝÆ÷ÈÝ»ý£¬Æ½ºâÓÒÒÆ£¬¡÷H¼õС
C£®·´Ó¦´ïµ½Æ½ºâºó£¬³äÈëCOÔٴδﵽƽºâʱ£¬COµÄÌå»ý·ÖÊý½µµÍ
D£®µ±4vÕý[Ni£¨CO£©4]=vÕý£¨CO£©Ê±»òÈÝÆ÷ÖлìºÏÆøÌåÃܶȲ»±äʱ£¬¶¼¿É˵Ã÷·´Ó¦ÒѴﻯѧƽºâ״̬

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

1£®ÏÂÁÐÓйØÎïÖʵÄÐÔÖÊÓëÆäÓ¦Óò»Ïà¶ÔÓ¦µÄÊÇ£¨¡¡¡¡£©
A£®Al¾ßÓÐÁ¼ºÃÑÓÕ¹ÐԺͿ¹¸¯Ê´ÐÔ£¬¿ÉÖƳÉÂÁ²­°ü×°ÎïÆ·
B£®KAl£¨SO4£©2Ë®½â¿ÉÉú³ÉAl£¨OH£©3½ºÌ壬¿ÉÓÃÓÚ×ÔÀ´Ë®µÄ¾»»¯
C£®NH3ÄÜÓëCl2Éú³ÉNH4Cl£¬¿ÉÓÃŨ°±Ë®¼ìÑéÊäËÍÂÈÆøµÄ¹ÜµÀÊÇ·ñÓÐй©
D£®NaHCO3ÄÜÓë¼î·´Ó¦£¬Ê³Æ·¹¤ÒµÓÃ×÷±ºÖƸâµãµÄÅòËɼÁ

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

11£®ÅðþÄàÊÇÒ»ÖÖ¹¤Òµ·ÏÁÏ£¬Ö÷Òª³É·ÝÊÇMgO£¨Õ¼40%£©£¬»¹ÓÐCaO¡¢MnO¡¢Fe2O3¡¢FeO¡¢Al2O3¡¢SiO2µÈÔÓÖÊ£¬ÒÔ´ËΪԭÁÏÖÆÈ¡µÄÁòËáþ£¬¿ÉÓÃÓÚӡȾ¡¢ÔìÖ½¡¢Ò½Ò©µÈ¹¤Òµ£®´ÓÅðþÄàÖÐÌáÈ¡MgSO4•7H2OµÄÁ÷³ÌÈçͼ£º

ÒÑÖª£ºÄ³Ð©ÇâÑõ»¯Îï³ÁµíµÄpHÈç±íËùʾ£º
ÇâÑõ»¯Î↑ʼ³ÁµíʱµÄpHÍêÈ«³ÁµíʱµÄpH
Mg£¨OH£©29.310.8
Fe£¨OH£©27.69.6
Fe£¨OH£©32.73.7
Al£¨OH£©33.74.7
¸ù¾ÝÌâÒâ»Ø´ðµÚ£¨1£©¡«£¨6£©Ì⣺
£¨1£©ÔÚËá½â¹ý³ÌÖУ¬Óû¼Ó¿ìËá½âʱµÄ»¯Ñ§·´Ó¦ËÙÂÊ£¬ÇëÌá³öÁ½ÖÖ¿ÉÐеĴëÊ©£ºÊʵ±ÉýΡ¢°ÑÅðþÄà·ÛËé¡¢»ò½Á°è¡¢»òÊʵ±Ôö¼ÓÁòËáŨ¶È£®
£¨2£©¼ÓÈëµÄNaClO¿ÉÓëMn2+·´Ó¦£ºMn2++ClO-+H2O¨TMnO2¡ý+2H++Cl-£¬»¹ÓÐÒ»ÖÖÀë×ÓÒ²»á±»NaClOÑõ»¯£¬²¢·¢ÉúË®½â£¬¸Ã·´Ó¦µÄÀë×Ó·½³ÌʽΪ2Fe2++ClO-+5H2O=2Fe£¨OH£©3¡ý+Cl-+4H+£®
£¨3£©ÂËÔüµÄÖ÷Òª³É·Ý³ýº¬ÓÐFe£¨OH£©3¡¢Al£¨OH£©3¡¢MnO2Í⣬»¹ÓÐSiO2¡¢CaSO4£®
£¨4£©ÒÑÖªMgSO4¡¢CaSO4µÄÈܽâ¶ÈÈç±í£º
ζȣ¨¡æ£©40506070
MgSO430.933.435.636.9
CaSO40.2100.2070.2010.193
¡°³ý¸Æ¡±Êǽ«MgSO4ºÍCaSO4»ìºÏÈÜÒºÖеÄCaSO4³ýÈ¥£¬¸ù¾ÝÉϱíÊý¾Ý£¬¼òҪ˵Ã÷²Ù×÷²½ÖèÊÇÕô·¢Å¨Ëõ£¬³ÃÈȹýÂË£®¡°²Ù×÷I¡±Êǽ«ÂËÒº¼ÌÐøÕô·¢Å¨Ëõ£¬ÀäÈ´½á¾§£¬¹ýÂËÏ´µÓ£¬±ãµÃµ½ÁËMgSO4•7H2O£®
£¨5£©ÊµÑéÖÐÌṩµÄÅðþÄ๲100g£¬µÃµ½µÄMgSO4•7H2OΪ172.2g£¬¼ÆËãMgSO4•7H2OµÄ²úÂÊΪ70.0%£®£¨±£ÁôÁ½Î»ÓÐЧÊý×Ö£©
£¨6£©½ðÊôþ¿ÉÓÃÓÚ×ÔȻˮÌåÖÐÌú¼þµÄµç»¯Ñ§·À¸¯£¬Íê³ÉÈçͼ·À¸¯Ê¾Òâͼ£¬²¢×÷ÏàÓ¦±ê×¢£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

18£®ÂÈ»¯Í­ÊÇÒ»Öֹ㷺ÓÃÓÚÉú²úÑÕÁÏ¡¢Ä¾²Ä·À¸¯¼ÁµÈµÄ»¯¹¤²úÆ·£®Ä³Ñо¿Ð¡×éÓôÖÍ­£¨º¬ÔÓÖÊFe£©°´ÏÂÊöÁ÷³ÌÖƱ¸ÂÈ»¯Í­¾§Ì壨CuCl2•2H2O£©£¬ÒÑÖªÂÈ»¯Í­Ò×ÈÜÓÚË®£¬ÄÑÈÜÓÚÒÒ´¼£®

£¨1£©ÈÜÒº1ÖеĽðÊôÀë×ÓÓÐFe3+¡¢Fe2+¡¢Cu2+£®ÄܼìÑé³öÈÜÒº1ÖÐFe2+µÄÊÔ¼ÁÊÇ¢Ù¢Ú£¨Ìî±àºÅ£©
¢ÙKMnO4        ¢ÚK3[Fe£¨CN£©6]¢ÛNaOH         ¢ÜKSCN
£¨2£©ÊÔ¼ÁYÓÃÓÚµ÷½ÚpHÒÔ³ýÈ¥ÔÓÖÊ£¬Y¿ÉÑ¡ÓÃÏÂÁÐÊÔ¼ÁÖеģ¨ÌîÐòºÅ£©cd£®
a£®NaOH   b£®NH3•H2O   c£®CuO   d£®Cu2£¨OH£©2CO3   e£®CuSO4
µ÷½ÚpHÖÁ4¡«5µÄÔ­ÒòÊÇʹÈÜÒºÖÐFe3+ת»¯ÎªFe£¨OH£©3³Áµí£¬Cu2+Àë×Ó²»³Áµí£®
£¨3£©ÅäÖÆʵÑéËùÐè480mL10mol/LŨHClʱÓõ½µÄ²£Á§ÒÇÆ÷ÓУºÁ¿Í²¡¢²£Á§°ô¡¢ÉÕ±­¡¢½ºÍ·µÎ¹Ü¡¢500mLÈÝÁ¿Æ¿£®
£¨4£©µÃµ½CuCl2•xH2O¾§Ìå×îºÃ²ÉÓõĸÉÔ﷽ʽÊÇD£®
A£®¿ÕÆøÖмÓÈÈÕô¸É                     B£®¿ÕÆøÖеÍÎÂÕô¸É
C£®HClÆøÁ÷Öиßκæ¸É                 D£®HClÆøÁ÷ÖеÍκæ¸É
£¨5£©ÎªÁ˲ⶨÖƵõÄÂÈ»¯Í­¾§Ì壨CuCl2•xH2O£©ÖÐxµÄÖµ£¬Ä³ÐËȤС×éÉè¼ÆÁËÒÔÏÂʵÑé·½°¸£º³ÆÈ¡m g¾§ÌåÈÜÓÚË®£¬¼ÓÈë×ãÁ¿ÇâÑõ»¯ÄÆÈÜÒº¡¢¹ýÂË¡¢³ÁµíÏ´µÓºóÓÃС»ð¼ÓÈÈÖÁÖÊÁ¿²»ÔÙ¼õÇáΪֹ£¬ÀäÈ´£¬³ÆÁ¿ËùµÃºÚÉ«¹ÌÌåµÄÖÊÁ¿Îªng£®¸ù¾ÝʵÑéÊý¾Ý²âµÃx=$\frac{80m-135n}{18n}$£¨Óú¬m¡¢nµÄ´úÊýʽ±íʾ£©£®
£¨6£©NH4HSO4ÔÚ·ÖÎöÊÔ¼Á¡¢Ò½Ò©¡¢µç×Ó¹¤ÒµÖÐÓÃ;¹ã·º£®ÏÖÏò100mL 0.1mol•L-1NH4HSO4ÈÜÒºÖеμÓ0.1mol•L-1NaOHÈÜÒº£¬µÃµ½µÄÈÜÒºpHÓëNaOHÈÜÒºÌå»ýµÄ¹ØϵÇúÏßÈçͼ2Ëùʾ£®ÊÔ·ÖÎöͼÖÐa¡¢b¡¢c¡¢d¡¢eÎå¸öµã£®
¢Ùbµãʱ£¬ÈÜÒºÖз¢ÉúË®½â·´Ó¦µÄÀë×ÓÊÇNH4+£»
¢ÚÔÚcµã£¬ÈÜÒºÖи÷Àë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄÅÅÁÐ˳Ðòc£¨Na+£©£¾c£¨SO42-£©£¾c£¨NH4+£©£¾c£¨OH-£©=c£¨H+£©£®
¢Ûd¡¢eµã¶ÔÓ¦ÈÜÒºÖУ¬Ë®µçÀë³Ì¶È´óС¹ØϵÊÇd£¾e£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

15£®ÓÐһ͸Ã÷ÈÜÒº£¬ÒÑÖªÆäÖпÉÄܺ¬ÓÐFe3+¡¢Mg2+¡¢Cu2+¡¢Al3+¡¢NH4+£¬¼ÓÈëÒ»ÖÖµ­»ÆÉ«·ÛÄ©¹ÌÌåʱ£¬¼ÓÈÈÓд̼¤ÐÔÆøζµÄ»ìºÏÆøÌå·Å³ö£¬Í¬Ê±Éú³É°×É«³Áµí£®µ±¼ÓÈë0.4molµ­»ÆÉ«·Ûĩʱ£¬²úÉúÆøÌå0.3mol£¬¼ÌÐø¼ÓÈëµ­»ÆÉ«·Ûĩʱ£¬²úÉúÎ޴̼¤ÐÔÆøζµÄÆøÌ壬ÇÒ¼ÓÈëµ­»ÆÉ«·Ûĩʱ²úÉú°×É«³ÁµíµÄÁ¿ÈçÈçͼËùʾ£®£¨ÒÑÖª£ºNH4++OH-$\frac{\underline{\;\;¡÷\;\;}}{\;}$NH3¡ü+H2O£©£®
¸ù¾ÝÌâÒâ»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©µ­»ÆÉ«·ÛĩΪ¹ýÑõ»¯ÄÆ£¨ÌîÃû³Æ£©£®
£¨2£©ÈÜÒºÖп϶¨ÓÐNH4+¡¢Al3+¡¢Mg2+Àë×Ó£¬¿Ï¶¨Ã»ÓÐFe3+ºÍCu2+Àë×Ó£®
£¨3£©ÈÜÒºÖÐÀë×ÓµÄÎïÖʵÄÁ¿Ö®±ÈΪ2£º1£º1£®
£¨4£©Ð´³ö³Áµí²¿·Ö¼õÉÙʱµÄÀë×Ó·½³Ìʽ£ºAl£¨OH£©3+OH-¨TAlO2-+2H2O£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

16£®ÏÂÁÐ˵·¨ÖУ¬²»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®¹âµ¼ÏËάÊÇÐÅÏ¢Éç»á±Ø²»¿ÉÉÙµÄÓлúºÏ³É²ÄÁÏ
B£®Ê³ÑμӵâʵÖÊÊÇÔÚʳÑÎÖмÓÈëKIO3
C£®º½Ìì·É»úÉϵÄÌÕ´É·À»¤Æ¬ÊôÓÚÐÂÐÍÎÞ»ú·Ç½ðÊô²ÄÁÏ
D£®·ÙÉÕÀ¬»ø»á²úÉú´óÁ¿ÎÛȾ¿ÕÆøµÄÎïÖÊ£¬¹Ê²»Ò˲ÉÓô˷¨

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸