ij»¯Ñ§Ð¡×éÄ£Äâ¡°ºîÊÏÖƼ¡±£¬ÒÔNaCl¡¢NH3¡¢CO2ºÍË®µÈΪԭÁÏÒÔ¼°Í¼1ËùʾװÖÃÖÆÈ¡NaHCO3£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º
NH3+CO2+H2O+NaCl=NaHCO3+NH4Cl£®È»ºóÔÙ½«NaHCO3ÖƳÉNa2CO3£®
£¨1£©×°ÖÃÒÒµÄ×÷ÓÃÊÇ______£®Îª·ÀÖ¹ÎÛȾ¿ÕÆø£¬Î²ÆøÖк¬ÓеÄ______ÐèÒª½øÐÐÎüÊÕ´¦Àí£®
£¨2£©ÓÉ×°ÖñûÖвúÉúµÄNaHCO3ÖÆÈ¡Na2CO3ʱ£¬ÐèÒª½øÐеÄʵÑé²Ù×÷ÓÐ______¡¢Ï´µÓ¡¢×ÆÉÕ£®
£¨3£©ÈôÔÚ£¨2£©ÖÐ×ÆÉÕµÄʱ¼ä½Ï¶Ì£¬NaHCO3½«·Ö½â²»ÍêÈ«£¬¸ÃС×é¶ÔÒ»·Ý¼ÓÈÈÁËt1minµÄNaHCO3ÑùÆ·µÄ×é³É½øÐÐÁËÑо¿£®È¡¼ÓÈÈÁËt1minµÄNaHCO3ÑùÆ·29.6g ÍêÈ«ÈÜÓÚË®ÖƳÉÈÜÒº£¬È»ºóÏò´ËÈÜÒºÖлºÂýµØµÎ¼ÓÏ¡ÑÎËᣬ²¢²»¶Ï½Á°è£®Ëæ×ÅÑÎËáµÄ¼ÓÈ룬ÈÜÒºÖÐÓйØÀë×ÓµÄÎïÖʵÄÁ¿µÄ±ä»¯Èçͼ2Ëùʾ£®ÔòÇúÏßc ¶ÔÓ¦µÄÈÜÒºÖеÄÀë×ÓÊÇ______£¨ÌîÀë×Ó·ûºÅ£©£»¸ÃÑùÆ·ÖÐNaHCO3ºÍNa2CO3µÄÎïÖʵÄÁ¿Ö®±ÈÊÇ______£®
£¨4£©ÈôÈ¡10.5g NaHCO3¹ÌÌ壬¼ÓÈÈÁËt1minºó£¬Ê£Óà¹ÌÌåµÄÖÊÁ¿Îª7.4g£®Èç¹û°Ñ´ËÊ£Óà¹ÌÌåÈ«²¿¼ÓÈëµ½200mL 1mol/LµÄÑÎËáÖУ¬Ôò³ä·Ö·´Ó¦ºóÈÜÒºÖÐH+µÄÎïÖʵÄÁ¿Å¨¶ÈΪ______£¨ÉèÈÜÒºÌå»ý±ä»¯ºöÂÔ²»¼Æ£©£®
¡¾´ð°¸¡¿·ÖÎö£º£¨1£©×°Öü×ÊÇÖƱ¸¶þÑõ»¯Ì¼£¬ÆøÌåÖк¬ÓÐÂÈ»¯ÇâÆøÌå¶ÔºóÐøʵÑé²úÉú¸ÉÈÅ£¬ÐèÒª³ýÈ¥£»Î²ÆøÖк¬Óа±Æø£¬²»ÄÜÅŵ½¿ÕÆøÖУ¬ÐèÒªÎüÊÕ£»
£¨2£©×°ÖñûÖÐÊÇ°±»¯µÄ±¥ºÍʳÑÎË®ÖÐͨÈë¶þÑõ»¯Ì¼Éú³É̼ËáÇâÄƾ§Ì壬ͨ¹ý¹ýÂ˵õ½¾§ÌåÏ´µÓ×ÆÉյõ½Ì¼ËáÄÆ£»
£¨3£©»ìºÏÎïÊÇ̼ËáÄƺÍ̼ËáÇâÄÆ£¬µÎÈëÑÎËá·¢Éú·´Ó¦CO32-+H+=HCO3-£»  HCO3-+H+=CO2¡ü+H2O£»ÒÀ¾ÝͼÏó·ÖÎö̼Ëá¸ùÀë×Ó¼õС£¬Ì¼ËáÇâ¸ùÀë×ÓÔö¶à£»
£¨4£©ÒÀ¾Ý·´Ó¦Ç°ºóÖÊÁ¿±ä»¯ÊÇ̼ËáÇâÄÆ·Ö½âµÄÔ­Òò£¬ÒÀ¾Ý·´Ó¦Ç°ºóÖÊÁ¿±ä»¯¼ÆËã·´Ó¦µÄ̼ËáÇâÄƺÍÉú³ÉµÄ̼ËáÄÆ£¬½áºÏÊÔÑùÖÊÁ¿¼ÆËãÊ£Óà̼ËáÇâÄÆ£¬¼ÆËãµÃµ½»ìºÏÎï·´Ó¦ÏûºÄµÄÇâÀë×ӵõ½£»
½â´ð£º½â£º£¨1£©×°Öü×ÊÇÖƱ¸¶þÑõ»¯Ì¼ÆøÌåµÄ·´Ó¦×°Öã¬Éú³ÉµÄ¶þÑõ»¯Ì¼ÆøÌåÖк¬ÓÐÂÈ»¯ÇâÆøÌ壬¶ÔÖƱ¸Ì¼ËáÇâÄÆÓÐÓ°Ï죬װÖÃÒÒµÄ×÷ÓÃÊÇÎüÊÕÂÈ»¯ÇâÆøÌ壻×îºóµÄβÆøÖк¬Óа±Æø²»ÄÜÅŷŵ½¿ÕÆøÖУ¬ÐèÒª½øÐÐβÆøÎüÊÕ£»
¹Ê´ð°¸Îª£ºÎüÊÕHCl£»NH3£»
£¨2£©ÓÉ×°ÖñûÖвúÉúµÄNaHCO3·¢ÉúµÄ·´Ó¦Îª£¬NH3+CO2+H2O+NaCl=NaHCO3¡ý+NH4Cl£»ÖÆÈ¡Na2CO3ʱÐèÒª¹ýÂ˵õ½¾§Ì壬ϴµÓºó¼ÓÈÈ×ÆÉյõ½Ì¼ËáÄÆ£»
¹Ê´ð°¸Îª£º¹ýÂË£»
£¨3£©ÈôÔÚ£¨2£©ÖÐ×ÆÉÕµÄʱ¼ä½Ï¶Ì£¬NaHCO3½«·Ö½â²»ÍêÈ«£¬¸ÃС×é¶ÔÒ»·Ý¼ÓÈÈÁËt1minµÄNaHCO3ÑùÆ·µÄ×é³É½øÐÐÁËÑо¿£®È¡¼ÓÈÈÁËt1minµÄNaHCO3ÑùÆ·29.6g ÍêÈ«ÈÜÓÚË®ÖƳÉÈÜÒº£¬È»ºóÏò´ËÈÜÒºÖлºÂýµØµÎ¼ÓÏ¡ÑÎËᣬ²¢²»¶Ï½Á°è£®Ëæ×ÅÑÎËáµÄ¼ÓÈ룬·¢Éú·´Ó¦ CO32-+H+=HCO3-£»  HCO3-+H+=CO2¡ü+H2O£»ÈÜÒºÖÐÓйØÀë×ÓµÄÎïÖʵÄÁ¿µÄ±ä»¯ÎªÌ¼Ëá¸ùÀë×Ó¼õС£¬Ì¼ËáÇâ¸ùÀë×ÓŨ¶ÈÔö´ó£¬µ±Ì¼Ëá¸ùÀë×ÓÈ«²¿×ª»¯ÎªÌ¼ËáÇâ¸ùÀë×Ó£¬ÔÙµÎÈëÑÎËáºÍ̼ËáÇâ¸ùÀë×Ó·´Ó¦Éú³É¶þÑõ»¯Ì¼£¬Ì¼ËáÇâ¸ùÀë×Ó¼õС£¬ËùÒÔcÇúÏß±íʾµÄÊÇ̼ËáÇâ¸ùÀë×ÓŨ¶È±ä»¯£»Ì¼Ëá¸ùÀë×ÓŨ¶È0.2mol/L£»Ì¼ËáÇâ¸ùÀë×ÓŨ¶ÈΪ0.1mol/L£»ÑùÆ·ÖÐNaHCO3ºÍNa2CO3µÄÎïÖʵÄÁ¿Ö®±ÈÊÇ1£º2£»
¹Ê´ð°¸Îª£ºHCO3-£» 1£º2£»
£¨4£©ÈôÈ¡10.5g NaHCO3¹ÌÌåÎïÖʵÄÁ¿==0.125mol£¬¼ÓÈÈÁËt1minºó£¬Ê£Óà¹ÌÌåµÄÖÊÁ¿Îª7.4g£®ÒÀ¾Ý»¯Ñ§·½³Ìʽ´æÔÚµÄÖÊÁ¿±ä»¯¼ÆË㣺
2NaHCO3=Na2CO3+CO2¡ü+H2O¡÷m
 2         1                 62
0.1mol    0.05mol           10.5g-7.4g
·´Ó¦ºóNaHCO3ÎïÖʵÄÁ¿=0.125mol-0.1mol=0.025mol£»NaHCO3+HCl=NaCl+H2O+CO2¡ü£»ÏûºÄÂÈ»¯ÇâÎïÖʵÄÁ¿0.025mol£»
Na2CO3ÎïÖʵÄÁ¿=0.05mol£¬Na2CO3+2HCl=2NaCl+H2O+CO2¡ü£¬ÏûºÄÂÈ»¯ÇâÎïÖʵÄÁ¿0.1mol£»
Ê£ÓàÂÈ»¯ÇâÎïÖʵÄÁ¿=0.200L×1mol/L-0.025mol-0.1mol=0.075mol£¬Ê£ÓàÈÜÒºÖÐc£¨H+£©==0.375mol/L
¹Ê´ð°¸Îª£º0.375mol/L
µãÆÀ£º±¾Ì⿼²éÁË ¹¤ÒµÖÆ´¿¼îµÄÔ­Àí·ÖÎö£¬Éú²ú¹ý³ÌÖеÄÎïÖʱ仯£¬»ìºÏÎï³É·ÖµÄ·ÖÎöÅжϺͼÆËãÓ¦Óã¬ÊµÑé¹ý³Ì·ÖÎö£¬³ýÔÓ²Ù×÷£¬Î²ÆøÎüÊÕ£¬Í¼Ïó¶¨Á¿·ÖÎöÅжϣ¬ÌâÄ¿ÄѶÈÖеȣ®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ij»¯Ñ§Ð¡×éÄ£Äâ¡°ºîÊÏÖƼ¡±£¬ÒÔNaCl¡¢NH3¡¢CO2ºÍË®µÈΪԭÁÏÒÔ¼°Í¼1ËùʾװÖÃÖÆÈ¡NaHCO3£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º
NH3+CO2+H2O+NaCl=NaHCO3+NH4Cl£®È»ºóÔÙ½«NaHCO3ÖƳÉNa2CO3£®
£¨1£©×°ÖÃÒÒµÄ×÷ÓÃÊÇ
ÎüÊÕHCl
ÎüÊÕHCl
£®Îª·ÀÖ¹ÎÛȾ¿ÕÆø£¬Î²ÆøÖк¬ÓеÄ
NH3
NH3
ÐèÒª½øÐÐÎüÊÕ´¦Àí£®
£¨2£©ÓÉ×°ÖñûÖвúÉúµÄNaHCO3ÖÆÈ¡Na2CO3ʱ£¬ÐèÒª½øÐеÄʵÑé²Ù×÷ÓÐ
¹ýÂË
¹ýÂË
¡¢Ï´µÓ¡¢×ÆÉÕ£®
£¨3£©ÈôÔÚ£¨2£©ÖÐ×ÆÉÕµÄʱ¼ä½Ï¶Ì£¬NaHCO3½«·Ö½â²»ÍêÈ«£¬¸ÃС×é¶ÔÒ»·Ý¼ÓÈÈÁËt1minµÄNaHCO3ÑùÆ·µÄ×é³É½øÐÐÁËÑо¿£®È¡¼ÓÈÈÁËt1minµÄNaHCO3ÑùÆ·29.6g ÍêÈ«ÈÜÓÚË®ÖƳÉÈÜÒº£¬È»ºóÏò´ËÈÜÒºÖлºÂýµØµÎ¼ÓÏ¡ÑÎËᣬ²¢²»¶Ï½Á°è£®Ëæ×ÅÑÎËáµÄ¼ÓÈ룬ÈÜÒºÖÐÓйØÀë×ÓµÄÎïÖʵÄÁ¿µÄ±ä»¯Èçͼ2Ëùʾ£®ÔòÇúÏßc ¶ÔÓ¦µÄÈÜÒºÖеÄÀë×ÓÊÇ
HCO3-
HCO3-
£¨ÌîÀë×Ó·ûºÅ£©£»¸ÃÑùÆ·ÖÐNaHCO3ºÍNa2CO3µÄÎïÖʵÄÁ¿Ö®±ÈÊÇ
1£º2
1£º2
£®
£¨4£©ÈôÈ¡10.5g NaHCO3¹ÌÌ壬¼ÓÈÈÁËt1minºó£¬Ê£Óà¹ÌÌåµÄÖÊÁ¿Îª7.4g£®Èç¹û°Ñ´ËÊ£Óà¹ÌÌåÈ«²¿¼ÓÈëµ½200mL 1mol/LµÄÑÎËáÖУ¬Ôò³ä·Ö·´Ó¦ºóÈÜÒºÖÐH+µÄÎïÖʵÄÁ¿Å¨¶ÈΪ
0.375mol/L
0.375mol/L
£¨ÉèÈÜÒºÌå»ý±ä»¯ºöÂÔ²»¼Æ£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÎÒ¹ú»¯Ñ§¼ÒºîµÂ°ñ¸Ä¸ï¹úÍâµÄNa2CO3Éú²ú¹¤ÒÕ£¬´´ÔìÁ˺îÊÏÖƼ£¬ÓÖ½ÐÁª°îÖƼ£¬¸Ã·¨Êǽ«ºÏ³É°±¹¤³§Éú²úµÄNH3¼°¸±²úÆ·
CO2£¬Í¨Èëµ½±¥ºÍʳÑÎË®Öеõ½NaHCO3£¬·ÖÀë³öµÄNaHCO3¼ÓÈÈÖƵÃNa2CO3£®Ä³Ñо¿ÐÔѧϰС×éÉè¼ÆÈçͼËùʾµÄÄ£Äâ×°Ö㬸Ã×°ÖÿÉʵÏÖ²¿·ÖÔ­ÁϵÄÑ­»·Ê¹Óã®

£¨1£©·ÖҺ©¶·¼×ÖÐΪÑÎËᣬװÖÃBÖÐÊÔ¼ÁΪ
±¥ºÍNaHCO3ÈÜÒº
±¥ºÍNaHCO3ÈÜÒº
£¬·ÖҺ©¶·ÒÒÖÐÊÇÒ×»Ó·¢µÄijÊÔ¼Á£¬¸ÃÊÔ¼ÁΪ
Ũ°±Ë®
Ũ°±Ë®
£®
£¨2£©ÊµÑé²Ù×÷¹ý³ÌÖУ¬Ó¦ÏÈ´ò¿ª
k2
k2
£¨Ìî¡°k1¡±»ò¡°k2¡±£©£¬µ±¹Û²ìµ½
EÖЩ¶·ÓÐÒºÃæÉÏÉýʱ
EÖЩ¶·ÓÐÒºÃæÉÏÉýʱ
ÏÖÏóʱ£¬ÔÙ´ò¿ªÁíÒ»¸öµ¯»É¼Ð£®
£¨3£©×°ÖÃEÖÐÊÔ¼ÁΪ±¥ºÍNaClÈÜÒº£¬¸Ã×°ÖÃÄÜÌåÏÖÂÌÉ«»¯Ñ§Ë¼ÏëµÄÁ½¸ö×÷ÓÃÊÇ
ÎüÊÕ°±Æø·ÀÖ¹ÎÛȾ
ÎüÊÕ°±Æø·ÀÖ¹ÎÛȾ
¡¢
»ñµÃNaClºÍ°±Ë®µÄ±¥ºÍҺѭ»·Ê¹ÓÃ
»ñµÃNaClºÍ°±Ë®µÄ±¥ºÍҺѭ»·Ê¹ÓÃ
£®
£¨4£©ÀÏʦÈÏΪÔÚC¡¢DÖ®¼ä»¹Ó¦Ôö¼ÓÒ»¸ö×°Ö㬸Ã×°ÖÃ×÷ÓÃΪ
·ÀÖ¹µ¹Îü
·ÀÖ¹µ¹Îü
£®
£¨5£©Ð´³öCÖÐÉú³ÉNaHCO3µÄ»¯Ñ§·½³Ìʽ
NH3+CO2+H2O+NaCl=NaHCO3¡ý+NH4Cl
NH3+CO2+H2O+NaCl=NaHCO3¡ý+NH4Cl
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2009?ÖÐɽģÄ⣩ijÑо¿ÐÔѧϰС×éѧϰÁ˹¤Òµ¡°ºîÊÏÖƼ¡±µÄÔ­Àíºó£º
[Ìá³öÎÊÌâ]ÄÜ·ñÔÚʵÑéÊÒÄ£Äâ¡°ºîÊÏÖƼ¡±ÖÐÖÆÈ¡NaHCO3µÄ¹ý³ÌÄØ£¿
[ʵÑéÔ­Àí]д³öºòÊÏÖƼ·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ
NaCl+NH3+CO2+H2O=NaHCO3¡ý+NH4Cl
NaCl+NH3+CO2+H2O=NaHCO3¡ý+NH4Cl
£®[ʵÑéÑéÖ¤]ÈçͼÊǸÃѧϰС×é½øÐÐÄ£ÄâʵÑéʱËùÓõ½µÄ²¿·ÖÖ÷ҪװÖã®

Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©¼ìÑéA×°ÖÃÆøÃÜÐԵķ½·¨ÊÇ£ºÈû½ô´ø³¤¾±Â©¶·µÄÏð½ºÈû£¬¼Ð½ôµ¯»É¼Ðºó£¬´Ó©¶·×¢ÈëÒ»¶¨Á¿µÄË®£¬Ê¹Â©¶·ÄÚµÄË®Ãæ¸ßÓÚÊÔ¹ÜÄÚµÄË®Ã棬ֹͣ¼ÓË®ºó£¬Èô
©¶·ÖÐÓëÊÔ¹ÜÖеÄÒº£¨Ë®£©Ãæ²î±£³Ö²»Ôٱ仯»ò©¶·ÖеÄÒº£¨Ë®£©Ãæ²»ÔÙϽµ£»
©¶·ÖÐÓëÊÔ¹ÜÖеÄÒº£¨Ë®£©Ãæ²î±£³Ö²»Ôٱ仯»ò©¶·ÖеÄÒº£¨Ë®£©Ãæ²»ÔÙϽµ£»
£¬ËµÃ÷×°Öò»Â©Æø£®
£¨2£©DÊÇÁ¬½ÓÔÚ×°ÖÃAÓë×°ÖÃCÖ®¼äµÄÆøÌå¾»»¯×°Ö㬽øÆø¿ÚÊÇ
a
a
£¨Ìîa»òb£©£¬DµÄ×÷ÓÃÊdzýÈ¥
HCl
HCl
ÆøÌ壮¿É·ñ½«Æ¿ÄÚÊÔ¼Á»»ÎªÌ¼ËáÄÆÈÜÒº
·ñ
·ñ
£¨Ìî¡°¿É¡±¡°·ñ¡±£©£®
£¨3£©ÊµÑéʱÏÈÏò±¥ºÍNaClÈÜÒºÖÐͨÈë½Ï¶àµÄ
NH3
NH3
£¬ÔÙͨÈë×ãÁ¿µÄ
CO2
CO2
£¬ÆäÔ­ÒòÊÇ
¢Ù
¢Ù
£®£¨ÌîдÐòºÅ£©
¢ÙʹCO2¸üÒ×±»ÎüÊÕ    ¢ÚNH3±ÈCO2¸üÒ×ÖÆÈ¡    ¢ÛCO2µÄÃܶȱÈNH3´ó
£¨4£©ÓÃ
¹ýÂË
¹ýÂË
µÄ·½·¨½«Éú³ÉµÄNaHCO3¾§Ìå´Ó»ìºÏÎïÖзÖÀë³öÀ´£®
Èç¹ûÒªÖƵô¿¼î£¬»¹Ðè·¢ÉúµÄ·´Ó¦ÊÇ£¨Ð´³ö·´Ó¦µÄ»¯Ñ§·½³Ìʽ£©£º
2NaHCO3
  ¡÷  
.
 
Na2CO3+H2O+CO2¡ü
2NaHCO3
  ¡÷  
.
 
Na2CO3+H2O+CO2¡ü
£®
[µÃ³ö½áÂÛ]ÀûÓá°ºîÊÏÖƼ¡±ÔÚʵÑéÊÒ¿ÉÒÔÖÆÈ¡NaHCO3£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

ij»¯Ñ§Ð¡×éÄ£Äâ¡°ºîÊÏÖƼ¡±£¬ÒÔNaCl¡¢NH3¡¢CO2ºÍË®µÈΪԭÁÏÒÔ¼°Í¼1ËùʾװÖÃÖÆÈ¡NaHCO3£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º
NH3+CO2+H2O+NaCl=NaHCO3+NH4Cl£®È»ºóÔÙ½«NaHCO3ÖƳÉNa2CO3£®
£¨1£©×°ÖÃÒÒµÄ×÷ÓÃÊÇ______£®Îª·ÀÖ¹ÎÛȾ¿ÕÆø£¬Î²ÆøÖк¬ÓеÄ______ÐèÒª½øÐÐÎüÊÕ´¦Àí£®
£¨2£©ÓÉ×°ÖñûÖвúÉúµÄNaHCO3ÖÆÈ¡Na2CO3ʱ£¬ÐèÒª½øÐеÄʵÑé²Ù×÷ÓÐ______¡¢Ï´µÓ¡¢×ÆÉÕ£®
£¨3£©ÈôÔÚ£¨2£©ÖÐ×ÆÉÕµÄʱ¼ä½Ï¶Ì£¬NaHCO3½«·Ö½â²»ÍêÈ«£¬¸ÃС×é¶ÔÒ»·Ý¼ÓÈÈÁËt1minµÄNaHCO3ÑùÆ·µÄ×é³É½øÐÐÁËÑо¿£®È¡¼ÓÈÈÁËt1minµÄNaHCO3ÑùÆ·29.6g ÍêÈ«ÈÜÓÚË®ÖƳÉÈÜÒº£¬È»ºóÏò´ËÈÜÒºÖлºÂýµØµÎ¼ÓÏ¡ÑÎËᣬ²¢²»¶Ï½Á°è£®Ëæ×ÅÑÎËáµÄ¼ÓÈ룬ÈÜÒºÖÐÓйØÀë×ÓµÄÎïÖʵÄÁ¿µÄ±ä»¯Èçͼ2Ëùʾ£®ÔòÇúÏßc ¶ÔÓ¦µÄÈÜÒºÖеÄÀë×ÓÊÇ______£¨ÌîÀë×Ó·ûºÅ£©£»¸ÃÑùÆ·ÖÐNaHCO3ºÍNa2CO3µÄÎïÖʵÄÁ¿Ö®±ÈÊÇ______£®
£¨4£©ÈôÈ¡10.5g NaHCO3¹ÌÌ壬¼ÓÈÈÁËt1minºó£¬Ê£Óà¹ÌÌåµÄÖÊÁ¿Îª7.4g£®Èç¹û°Ñ´ËÊ£Óà¹ÌÌåÈ«²¿¼ÓÈëµ½200mL 1mol/LµÄÑÎËáÖУ¬Ôò³ä·Ö·´Ó¦ºóÈÜÒºÖÐH+µÄÎïÖʵÄÁ¿Å¨¶ÈΪ______£¨ÉèÈÜÒºÌå»ý±ä»¯ºöÂÔ²»¼Æ£©£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸