ΪÁ˲ⶨһÆø̬ÌþAµÄ»¯Ñ§Ê½£¬È¡Ò»¶¨Á¿µÄAÖÃÓÚÒ»ÃܱÕÈÝÆ÷ÖÐȼÉÕ£¬¶¨ÐÔʵÑé±íÃ÷²úÎïÊÇCO2¡¢COºÍË®ÕôÆø£®¼×¡¢ÒÒѧÉúÉè¼ÆÁËÁ½¸ö·½°¸£¬¾ùÈÏΪ¸ù¾Ý×Ô¼ºµÄ·½°¸ÄÜÇó³öAµÄ×î¼òʽ£®ËûÃDzâµÃÓйØÊý¾ÝÈçÏ£º
¼×£ºÈ¼ÉÕ²úÎïÏÈͨ¹ýŨÁòËᣬŨÁòËáÔöÖØ2.52¿Ë£¬ÔÙͨ¹ý¼îʯ»Ò£¬¼îʯ»ÒÔöÖØ1.32¿Ë£¬×îºó½«Ê£ÓàµÄÆøÌåµãȼÓÖÉú³É¶þÑõ»¯Ì¼1.76¿Ë
ÒÒ£ºÈ¼ÉÕ²úÎïÏÈͨ¹ý¼îʯ»Ò£¬¼îʯ»ÒÔöÖØ5.60¿Ë£¬ÔÙͨ¹ý×ÆÈȵÄÑõ»¯Í­£¬Ñõ»¯Í­¼õÇá0.64¿Ë£¬×îºó½«Í¨¹ý×ÆÈȵÄÑõ»¯Í­ºó³öÀ´µÄÆøÌåͨÈë¹ýÁ¿µÄʯ»ÒË®£¬Ê¯»ÒË®ÔöÖØ4¿Ë
ÊԻشð£º
£¨1£©¸ù¾ÝÁ½·½°¸£¬ÄãÈÏΪ¼×
 
£¨ÌîÄÜ»ò·ñ£©Çó³öAµÄ×î¼òʽ£¬ÒÒ
 
£¨ÌîÄÜ»ò·ñ£©Çó³öAµÄ×î¼òʽ£®
£¨2£©¸ù¾ÝÄãÑ¡ÔñµÄ·½°¸Í¨¹ý¼ÆËãÇó³öµÄ×î¼òʽΪ
 
£®
£¨3£©ÈôҪȷ¶¨AµÄ·Ö×Óʽ£¬ÊÇ·ñÐèÒª²â¶¨ÆäËüÊý¾Ý
 
£¨ÌîÊÇ»ò·ñ£©£¬ËµÃ÷ÆäÔ­Òò
 
£®
¿¼µã£ºÓлúÎïµÄÍƶÏ
רÌ⣺Ìþ¼°ÆäÑÜÉúÎïµÄȼÉÕ¹æÂÉ
·ÖÎö£º£¨1£©¼×ÖÐŨÁòËáÎüÊÕµÄÊÇË®¡¢¼îʯ»ÒÎüÊÕµÄÊǶþÑõ»¯Ì¼£¬×îÖÕCOȼÉÕÉú³É¶þÑõ»¯Ì¼£¬¿ÉÒÔ¸ù¾Ý¶þÕß¼ÆËãH¡¢CÔ­×Ó¸öÊý±È£»
ÒÒÖмîʯ»ÒÎüÊÕË®ºÍ¶þÑõ»¯Ì¼£¬CO»¹Ô­CuOµÃµ½¶þÑõ»¯Ì¼£¬µ«²»Äܸù¾Ý¼îʯ»ÒÔö¼ÓµÄÖÊÁ¿¼ÆËã³öC¡¢HÔ­×Ó¸öÊý±È£»
£¨2£©Å¨ÁòËáÎüÊÕË®µÄÎïÖʵÄÁ¿=
2.52g
18g/mol
=0.14mol£¬¼îʯ»ÒÎüÊÕ¶þÑõ»¯Ì¼µÄÎïÖʵÄÁ¿=
1.32g
44g/mol
=0.03mol£¬COȼÉÕÉú³É¶þÑõ»¯Ì¼ÎïÖʵÄÁ¿=
1.76g
44g/mol
=0.04mol£¬Ôò¶þÑõ»¯Ì¼·Ö×Ó¸öÊýºÍË®ÖÐHÔ­×Ó¸öÊýÖ®±ÈΪ0.07mol£º0.028mol=1£º4£¬¸ù¾ÝC¡¢HÔ­×Ó¸öÊý±È¼°×´Ì¬ÅжÏÎïÖÊ£»
£¨3£©C¡¢HÔ­×Ó¸öÊý±»1£º4£¬Ã¿¸öCÔ­×Ó×î¶àÐγÉ4¸öC-H¼ü£®
½â´ð£º ½â£º£¨1£©¼×ÖÐŨÁòËáÎüÊÕµÄÊÇË®¡¢¼îʯ»ÒÎüÊÕµÄÊǶþÑõ»¯Ì¼£¬×îÖÕCOȼÉÕÉú³É¶þÑõ»¯Ì¼£¬¿ÉÒÔ¸ù¾ÝË®µÄÎïÖʵÄÁ¿¡¢¶þÑõ»¯Ì¼µÄÎïÖʵÄÁ¿¼ÆËãH¡¢CÔ­×Ó¸öÊý±È£¬´Ó¶øÈ·¶¨¸ÃÎïÖÊ»¯Ñ§Ê½£»
ÒÒÖмîʯ»ÒÎüÊÕË®ºÍ¶þÑõ»¯Ì¼£¬Ê£ÓàµÄCO»¹Ô­CuOµÃµ½¶þÑõ»¯Ì¼£¬µ«²»Äܸù¾Ý¼îʯ»ÒÔö¼ÓµÄÖÊÁ¿¼ÆËã³öC¡¢HÔ­×Ó¸öÊý±È£¬ËùÒÔÒÒ²»ÄÜÈ·¶¨¸ÃÎïÖʵÄ×î¼òʽ£»
Ôò¼×¿ÉÒÔÇó³öAµÄ×î¼òʽ¡¢ÒÒ²»ÄÜÇó³öAµÄ×î¼òʽ£¬
¹Ê´ð°¸Îª£ºÄÜ£»·ñ£»      
£¨2£©Å¨ÁòËáÎüÊÕË®µÄÎïÖʵÄÁ¿=
2.52g
18g/mol
=0.14mol£¬¼îʯ»ÒÎüÊÕ¶þÑõ»¯Ì¼µÄÎïÖʵÄÁ¿=
1.32g
44g/mol
=0.03mol£¬COȼÉÕÉú³É¶þÑõ»¯Ì¼ÎïÖʵÄÁ¿=
1.76g
44g/mol
=0.04mol£¬Ôò¶þÑõ»¯Ì¼·Ö×Ó¸öÊýºÍË®ÖÐHÔ­×Ó¸öÊýÖ®±ÈΪ0.07mol£º0.028mol=1£º4£¬Æä×î¼òʽΪCH4£¬¹Ê´ð°¸Îª£ºCH4£»
£¨3£©C¡¢HÔ­×Ó¸öÊý±»1£º4£¬Ã¿¸öCÔ­×Ó×î¶àÐγÉ4¸öC-H¼ü£¬×î¼òʽÖУ¬HµÄº¬Á¿ÒѾ­´ïµ½×î´óÖµ£¬ËùÒÔ²»ÓòⶨÆäËüÊý¾Ý£¬¹Ê´ð°¸Îª£º·ñ£» ÒòΪ×î¼òʽÖУ¬HµÄº¬Á¿ÒѾ­´ïµ½×î´óÖµ£®
µãÆÀ£º±¾Ì⿼²éÓлúÎïÍƶϣ¬Ã÷ȷŨÁòËá¡¢¼îʯ»ÒµÄÐÔÖÊÊǽⱾÌâ¹Ø¼ü£¬ÖªµÀÓлúÎïÖÐCÔ­×ӳɼüÌص㣬ÌâÄ¿ÄѶȲ»´ó£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

5.4g AlÓë×ãÁ¿Ï¡ÑÎËá·´Ó¦·Å³öµÄÇâÆøÎïÖʵÄÁ¿ÊǶàÉÙ£¿±ê×¼×´¿öϵÄÌå»ýÊǶàÉÙ£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

²ÝËáÑÇÌú¾§Ì壨FeC2O4?2H2O£©³£ÓÃ×÷·ÖÎöÊÔ¼Á¼°ÏÔÓ°¼ÁµÈ£®ÈçͼÊǽ«Ò»¶¨ÖÊÁ¿µÄ²ÝËáÑÇÌúÔÚë²Æø·ÕΧÖнøÐÐÈÈÖØ·ÖÎöµÄʾÒâͼ£¨TG%±íʾ²ÐÁô¹ÌÌåÖÊÁ¿Õ¼Ô­ÑùÆ·ÖÊÁ¿µÄ°Ù·ÖÊý£©£®Çë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©B´¦²ÐÁôÎïµÄ»¯Ñ§Ê½Îª
 
£®C´¦²ÐÁôÎïµÄ»¯Ñ§Ê½Îª
 
£®
£¨2£©A¡úCÕû¸ö·´Ó¦¹ý³ÌÖÐ×Ü·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ
 
£®
£¨3£©ÉÏÊöFeC2O4?2H2OÔÚë²ÆøÆø·ÕÖнøÐÐÈÈÖØ·ÖÎöµÄÔ­ÒòÊÇ
 
£®Èô½«·Ö½âµÃµ½µÄ600¡æʱµÄ¹ÌÌåÓë×ãÁ¿µÄŨÁòËá·´Ó¦ºó£¬½«ÈÜҺŨËõ¡¢ÀäÈ´£¬Óдø9¸ö½á¾§Ë®µÄ¾§ÌåÎö³ö£¬¸Ã¾§ÌåµÄ»¯Ñ§Ê½Îª
 
£®
£¨4£©ÏÖÈ¡1.44gFeC2O4·ÅÔÚijÕæ¿ÕµÄÃܱÕÈÝÆ÷ÖУ¬ÔÙ³äÈë0.04molCO£¬¼ÓÈÈÖÁ1100¡æ£¬ÆäÖз´Ó¦£ºFeO£¨s£©+CO£¨g£©?Fe£¨s£©+CO2£¨g£©µÄƽºâ³£ÊýK=
1
3
£¬Ôò·´Ó¦´ïƽºâʱFeOµÄת»¯ÂÊΪ
 
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÒÑÖªA¿ÉÓÃ×ö¹ûʵ´ßÊì¼Á£¬AµÄ²úÁ¿ÊǺâÁ¿Ò»¸ö¹ú¼ÒʯÓÍ»¯¹¤Éú²úˮƽµÄÖØÒª±êÖ¾£®FµÄ½á¹¹¼òʽΪ
CH2=CHCl£¬GΪ¸ß·Ö×Ó»¯ºÏÎ

Çë·ÖÎöºó»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©EµÄ½á¹¹Ê½ÊÇ
 
£®
£¨2£©ÉÏÊö·´Ó¦ÖÐÊôÓڼӳɷ´Ó¦µÄÓÐ
 
£®£¨ÌîÐòºÅ£©
£¨3£©ÒÀ´Îд³ö·´Ó¦¢Ú¡¢¢Û¡¢¢ÜµÄ»¯Ñ§·½³Ìʽ
 
£»
 
£»
 
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

X¡¢Y¡¢ZÈýÖÖÔªËØ£¬Ô­×ÓÐòÊýÒÀ´ÎÔö´ó£¬ËüÃǵÄÔ­×ÓÐòÊýÖ®ºÍΪ43£®ÆäÖУ¬YÔ­×ÓµÄ×îÍâ²ãµç×ÓÊýÊÇ´ÎÍâ²ãµç×ÓÊýµÄÈý±¶£®X¡¢YÔªËصĵ¥Öʶ¼Êǹ¹³É¿ÕÆøµÄÖ÷Òª³É·Ö£®
£¨1£©ZÔ­×ӵļ۲ãµç×ÓÅŲ¼Ê½Îª
 
£»XY3-Àë×ӵĿռ乹ÐÍΪ
 
£®
£¨2£©Xµ¥ÖÊÓëYµ¥ÖÊÖ±½Ó·¢Éú»¯ºÏ·´Ó¦µÄ»¯Ñ§·½³Ìʽ
 
£®
£¨3£©ZO£¨Ñõ»¯Î¡¢FeO¾§Ìå½á¹¹ÀàÐ;ùÓëNaClµÄÏàͬ£¬Z2+ºÍFe2+Àë×Ӱ뾶·Ö±ðΪ69pmºÍ78pm£¬ÔòÈÛµãZO
 
FeO£¨Ìî¡°£¼¡±»ò¡°£¾¡±£©£®
£¨4£©ZO¾§ÌåÖÐZ2+µÄÅäλÊýΪ
 
£®
£¨5£©»¯ºÏÎïA³£ÓÃÓÚ¼ìÑéZ2+£ºÔÚÏ¡°±Ë®½éÖÊÖУ¬AÓëZ2+·´Ó¦¿ÉÉú³ÉÏʺìÉ«³Áµí£¬Æä½á¹¹ÈçͼËùʾ£º

¢Ù¸Ã½á¹¹ÖУ¬Ì¼Ì¼Ö®¼äµÄ¹²¼Û¼üÀàÐÍÊÇ
 
£¨¡°¦Ò¼ü¡±»ò¡°¦Ð¼ü¡±£©£»XÓëZ2+Àë×Ó¼äÐγɵÄÊÇÅäλ¼ü£¬ÔÚͼÉϱê³öÅäλ¼üµÄµç×Ó¸øÓèµÄ·½Ïò£®
¢Ú¸Ã½á¹¹ÖУ¬YÔ­×ÓÓëÇâÔ­×Ó³ýÁËÐγɹ²¼Û¼üÍ⣬»¹¿É´æÔÚ
 
£»
¢Û¸Ã½á¹¹ÖУ¬Ì¼Ô­×ÓµÄÔÓ»¯¹ìµÀÀàÐÍÓÐ
 
£»YÔ­×ÓµÄÔÓ»¯¹ìµÀÀàÐÍΪ
 
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÓÐÏà¶Ô·Ö×ÓÖÊÁ¿Îª58µÄ¼¸ÖÖÓлúÎÊÔд³ö·ûºÏÌõ¼þµÄÓлúÎïµÄ½á¹¹¼òʽ£º
£¨1£©Èô¸ÃÓлúÎïΪÌþ£¬Ôò¿ÉÄܵĽṹ¼òʽΪ£º
 
¡¢
 
£®
£¨2£©Èô¸ÃÓлúÎïÊÇÒ»ÖÖ±¥ºÍһԪȩ£¬ÔòÆä½á¹¹¼òʽΪ£º
 
£®
£¨3£©Èô¸ÃÓлúÎï1molÄÜÓë×ãÁ¿Òø°±ÈÜÒº×÷ÓÿÉÎö³ö4molAg£¬ÔòÓлúÎïµÄ½á¹¹¼òʽΪ£º
 
£®
£¨4£©Èô¸ÃÓлúÎïÄÜÓë½ðÊôÄÆ·´Ó¦£¬ÓÖÄÜʹäåµÄËÄÂÈ»¯Ì¼ÈÜÒºÍÊÉ«£¬Ôò¸ÃÓлúÎï¿ÉÄÜÊÇ£º
 
£®£¨×¢ôÇ»ùÁ¬ÔÚË«¼ü̼ÉϵÄÓлúÎK²»Îȶ¨£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ijÑо¿ÐÔѧϰС×éΪÁË̽¾¿´×ËáµÄµçÀëÇé¿ö£¬½øÐÐÁËÈçÏÂʵÑ飮
£¨1£©ÅäÖƲ¢±ê¶¨´×ËáÈÜÒºµÄŨ¶È
È¡±ù´×ËáÅäÖÆ250mL 0.2mol/LµÄ´×ËáÈÜÒº£¬ÓÃ0.2mol/LµÄ´×ËáÈÜҺϡÊͳÉËùÐèŨ¶ÈµÄÈÜÒº£¬ÔÙÓÃNaOH±ê×¼ÈÜÒº¶ÔËùÅä´×ËáÈÜÒºµÄŨ¶È½øÐб궨£®»Ø´ðÏÂÁÐÎÊÌ⣮
¢ÙÅäÖÆ250mL 0.2mol/L´×ËáÈÜҺʱÐèÒªÓõ½µÄ²£Á§ÒÇÆ÷ÓÐÁ¿Í²¡¢ÉÕ±­¡¢½ºÍ·µÎ¹Ü¡¢²£Á§°ôºÍ
 
£®
¢ÚΪ±ê¶¨Ä³´×ËáÈÜÒºµÄ׼ȷŨ¶È£¬ÓÃ0.200 0mol/LµÄNaOHÈÜÒº¶Ô20.00mL´×ËáÈÜÒº½øÐе樣¬ÏÂÁвÙ×÷ÖпÉÄÜʹËù²â´×ËáÈÜÒºµÄŨ¶ÈÊýֵƫµÍµÄÊÇ
 
£®
A£®ËáʽµÎ¶¨¹ÜδÓô×ËáÈóÏ´¾ÍÖ±½Ó×¢Èë´ý²âÒº
B£®µÎ¶¨Ç°×¶ÐÎÆ¿ÓÃÕôÁóˮϴ¾»ºóûÓиÉÔï
C£®¼îʽµÎ¶¨¹ÜÔڵζ¨Ç°ÓÐÆøÅÝ£¬µÎ¶¨ºóÆøÅÝÏûʧ
D£®¶ÁÈ¡ÇâÑõ»¯ÄÆÌå»ýʱ£¬¿ªÊ¼ÑöÊÓ¶ÁÊý£¬µÎ¶¨½áÊøʱ¸©ÊÓ¶ÁÊý
£¨2£©Ì½¾¿Å¨¶È¶Ô´×ËáµçÀë³Ì¶ÈµÄÓ°Ï죬½«pH=1µÄÑÎËáºÍ´×Ëᣬ¼ÓÈëÊÊÁ¿Ë®£¬pH¶¼Éý¸ßÁË1£¬Ôò¼ÓË®ºóÈÜÒºÌå»ýV£¨´×Ëᣩ
 
V£¨ÑÎËᣩ£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£®
£¨3£©È¡³£ÎÂϵÄÁù·ÝÈÜÒº£º
¢Ù0.01mol/L CH3COOHÈÜÒº£»        
¢Ú0.01mol/L HClÈÜÒº£»
¢ÛpH=12µÄ°±Ë®£»                  
¢ÜpH=12µÄNaOHÈÜÒº£»
¢Ý0.01mol/L CH3COOHÈÜÒºÓëpH=12µÄ°±Ë®µÈÌå»ý»ìºÏºóËùµÃÈÜÒº£»
¢Þ0.01mol/L CH3COOHÈÜÒºÓëpH=12µÄNaOHÈÜÒºµÈÌå»ý»ìºÏËùµÃÈÜÒº£®
ÆäÖÐË®µÄµçÀë³Ì¶È×î´óµÄÊÇ
 
£¨ÌîÐòºÅ£©£»
Èô½«¢Ú¡¢¢Û»ìºÏºóËùµÃÈÜÒºpH=7£¬ÔòÏûºÄÈÜÒºµÄÌå»ý£º¢Ú
 
¢Û£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

½«6.3gþÂÁºÏ½ð£¨²»º¬ÆäËüÔÓÖÊ£©Ç¡ºÃÈÜÓÚÊÊÁ¿µÄÑÎËáÖУ¬·Å³öH26.72L£¨±ê×¼×´¿ö£©£¬ÔÙÏòÈÜÒºÖÐÂýÂýµÎ¼Ó3mol/LµÄNaOHÈÜÒº£¬Îʵ±¼ÓÈë¶àÉÙºÁÉý¸ÃNaOHÈÜҺʱ£¬³ÁµíÖÊÁ¿´ïµ½×î´ó£¿×î´óÖÊÁ¿ÊǶàÉÙ£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

Óйػ¯¹¤Éú²úÔ­Àí˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢¹¤ÒµÉÏÖƴֹ裺SiO2+C
 ¸ßΠ
.
 
Si+CO2¡ü
B¡¢º£Ë®ÌáþµÄÖ÷Òª²½ÖèΪ
C¡¢º£Ë®ÌáäåÔ­Àí
D¡¢ÁòËṤҵµÄ½Ó´¥ÊÒ¡¢ºÏ³É°±¹¤ÒµµÄºÏ³ÉËþºÍÂȼҵµÄµç½â²Û¶¼ÓÐÈȽ»»»Æ÷

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸