ÔÚ10.0¡æºÍ2´105PaµÄÌõ¼þÏ£¬·´Ó¦aA(g)ƒdD(g)+eE(g)½¨Á¢Æ½ºâºó£¬ÔÚ²»¼ÓÈëÈκÎÎïÖʵÄÌõ¼þÏÂÖð²½Ôö´óÌåϵµÄѹǿ£¨Î¶Èά³Ö²»±ä£©¡£±íÖÐÁгö²»Í¬Ñ¹Ç¿Ï·´Ó¦½¨Á¢Æ½ºâʱÎïÖÊDµÄŨ¶È£º

ѹǿ/Pa¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡    2´105¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡   5´105¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡   1´106

DµÄŨ¶È/mol¡ÁL-1¡¡¡¡¡¡¡¡  0.085¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡    0.20¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ 0.44

¸ù¾Ý±íÖÐÊý¾Ý£¬»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©Ñ¹Ç¿´Ó2´105PaÔö¼Óµ½5´105Paʱ£¬Æ½ºâÏò_______·´Ó¦·½ÏòÒƶ¯£¨Ìî¡°Õý¡±»ò¡°Ä桱£©£¬ÀíÓÉÊÇ_______¡£

£¨2£©Ñ¹Ç¿´Ó5´105PaÔö¼Óµ½1´106Paʱ£¬Æ½ºâÏò_______·´Ó¦·½ÏòÒƶ¯£¨Ìî¡°Õý¡±»ò¡°Ä桱£©£¬ÀíÓÉÊÇ_______¡£

 

´ð°¸£º
½âÎö£º

£¨1£©Äæ,DµÄŨ¶ÈÔö´óµÄ±¶ÊýΪ=2.4£¬Ñ¹Ç¿Ôö´óµÄ±¶ÊýΪ

£¨2£©Õý,DµÄŨ¶ÈÔö´óµÄ±¶ÊýΪ£¬Ñ¹Ç¿Ôö´óµÄ±¶ÊýΪ

 


Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

¼×´¼ÊÇÒ»ÖֺܺõÄȼÁÏ£¬±»³ÆΪ21ÊÀ¼ÍµÄÐÂÐÍȼÁÏ£®
¹¤ÒµÉÏ¿Éͨ¹ýH2ºÍCO»¯ºÏÖƱ¸¼×´¼£¬¸Ã·´Ó¦µÄÈÈ»¯Ñ§·½³ÌʽΪ£º
CO£¨g£©+2H2£¨g£© CH3OH£¨g£©¡÷H1=-116kJ?mol¡¥1
£¨1£©ÒÑÖª£ºCO£¨g£©+
1
2
O2£¨g£©=CO2£¨g£©¡÷H2=-283kJ?mol¡¥1
           H2£¨g£©+
1
2
O2£¨g£©=H2O £¨g£©¡÷H3=-242kJ?mol¡¥1
1mol¼×´¼È¼ÉÕÉú³ÉCO2ºÍË®ÕôÆø·Å³ö
651
651
kJµÄÈÈÁ¿£®
£¨2£©ÔÚѹǿΪ0.1MPaÌõ¼þÏ£¬½«a mol COÓë 3a mol H2µÄ»ìºÏÆøÌåÔÚ´ß»¯¼Á×÷ÓÃÏÂÔÚVLÈÝÆ÷ÖÐÖƱ¸¼×´¼£®
¢ÙÈôÈÝÆ÷ÈÝ»ý²»±ä£¬ÏÂÁдëÊ©¿ÉÔö¼Ó¼×´¼²úÂʵÄÊÇ
BD
BD
£®
A£®Éý¸ßζȠ                   B£®½«CH3OH£¨g£©´ÓÌåϵÖзÖÀë
C£®³äÈëHe£¬Ê¹Ìåϵ×ÜѹǿÔö´ó   D£®ÔÙ³äÈë1mol COºÍ3mol H2
¢ÚΪÁËÑ°ÕҺϳɼ״¼µÄζȺÍѹǿµÄÊÊÒËÌõ¼þ£¬Ä³Í¬Ñ§Éè¼ÆÁËÈý×éʵÑ飬²¿·ÖʵÑéÌõ¼þÒѾ­ÌîÔÚÏÂÃæʵÑéÉè¼Æ±íÖУ®
ʵÑé±àºÅ T£¨¡æ£© n£¨CO£©/n£¨H2£© P£¨MPa£©
1 150 1/3 0.1
2 a 1/3 5
3 350 b 5
A£®ÔòÉϱíÖÐÊ£ÓàµÄʵÑéÌõ¼þÊý¾Ý£ºa=
150
150
¡¢b=
1/3
1/3
£®
B£®¸ù¾Ý·´Ó¦Ìص㣬ÓÒÉÏͼÊÇÔÚѹǿ·Ö±ðΪ0.1MPaºÍ5MPaÏÂCOµÄת»¯ÂÊËæζȱ仯µÄÇúÏßͼ£¬ÇëÖ¸Ã÷ͼÖеÄѹǿP1=
0.1
0.1
MPa£®
¢Û100¡æʱ£¬CH3OH£¨g£© CO£¨g£©+2H2£¨g£©·´Ó¦µÄƽºâ³£ÊýΪ
4a2
V2
4a2
V2

£¨Óú¬a¡¢VµÄ´úÊýʽ±íʾ£©£®
£¨3£©¿Æѧ¼ÒÔ¤ÑÔ£¬È¼Áϵç³Ø½«ÊÇ21ÊÀ¼Í»ñµÃµçÁ¦µÄÖØҪ;¾¶£¬¶ø¼×´¼È¼Áϵç³Ø¾ß±¸¼×´¼È¼ÁÏÈÝÒ×Я´ø¡¢ÈÝÒ×´æ´¢µÈÓŵ㣬Ŀǰ±»ÈÏΪ½«»áÌæ´ú´«Í³µÄµç³Ø³ÉΪЯ´øÐÍÉ豸µÄÖ÷ÒªµçÔ´£®ÓÒͼÊǼ״¼µÄÖÊ×Ó½»»»Ä¤ÐÍȼÁϵç³ØÄ£ÐÍ£®Ð´³öÆäµç¼«·´Ó¦Ê½
Õý¼«£º
3O2+12e-+12H+¡ú6H2O
3O2+12e-+12H+¡ú6H2O

¸º¼«£º
2CH4O-12e-+2H2O¡ú12H++2CO2
2CH4O-12e-+2H2O¡ú12H++2CO2
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

¢öA×åµÄÑõ¡¢Áò¡¢Îø£¨Se£©¡¢íÚ£¨Te£©µÈÔªËØÔÚ»¯ºÏÎïÖг£±íÏÖ³ö¶àÖÖÑõ»¯Ì¬£¬º¬¢öA×åÔªËصĻ¯ºÏÎïÔÚÑо¿ºÍÉú²úÖÐÓÐÐí¶àÖØÒªÓÃ;£®Çë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©Sµ¥Öʵij£¼ûÐÎʽÊÇS8£¬Æä»·×´½á¹¹Èçͼ1Ëùʾ£¬SÔ­×Ó²ÉÓõĹìµÀÔÓ»¯·½Ê½ÊÇ
sp3
sp3
£»
£¨2£©Ô­×ӵĵÚÒ»µçÀëÄÜÊÇÖ¸Æø̬µçÖÐÐÔ»ù̬ԭ×Óʧȥһ¸öµç×Óת»¯ÎªÆø̬»ù̬ÕýÀë×ÓËùÐèÒªµÄ×îµÍÄÜÁ¿£¬O¡¢S¡¢SeÔ­×ӵĵÚÒ»µçÀëÄÜÓÉ´óµ½Ð¡µÄ˳ÐòΪ
O£¾S£¾Se
O£¾S£¾Se
£»
£¨3£©SeµÄÔ­×ÓÐòÊýΪ
34
34
£¬ÆäºËÍâM²ãµç×ÓµÄÅŲ¼Ê½Îª
3s23p63d10
3s23p63d10
£»
£¨4£©H2SeµÄËáÐԱȠH2S
Ç¿
Ç¿
£¨Ìî¡°Ç¿¡±»ò¡°Èõ¡±£©£®Æø̬SeO3·Ö×ÓµÄÁ¢Ìå¹¹ÐÍΪ
ƽÃæÈý½ÇÐÎ
ƽÃæÈý½ÇÐÎ
£¬
SO
2-
3
Àë×ÓµÄÁ¢Ìå¹¹ÐÍΪ
Èý½Ç׶ÐÎ
Èý½Ç׶ÐÎ
£»
£¨5£©H2SeO3 µÄK1ºÍK2·Ö±ðÊÇ2.7¡Á10-3ºÍ2.5¡Á10-8£¬H2SeO4µÄµÚÒ»²½¼¸ºõÍêÈ«µçÀ룬K2ÊÇ1.2¡Á10-2£¬Çë¸ù¾Ý½á¹¹ÓëÐÔÖʵĹØϵ½âÊÍ£º
¢ÙH2SeO3ºÍH2SeO4µÄµÚÒ»²½µçÀë³Ì¶È´óÓÚµÚ¶þ²½µçÀëµÄÔ­Òò£º
µÚÒ»²½µçÀëºóÉú³ÉµÄ¸ºÀë×Ó½ÏÄÑÔÙ½øÒ»²½µçÀë³ö´øÕýµçºÉµÄÇâÀë×Ó
µÚÒ»²½µçÀëºóÉú³ÉµÄ¸ºÀë×Ó½ÏÄÑÔÙ½øÒ»²½µçÀë³ö´øÕýµçºÉµÄÇâÀë×Ó
£»
¢ÚH2SeO4±ÈH2SeO3ËáÐÔÇ¿µÄÔ­Òò£º
H2SeO3ºÍH2SeO4¿É±íʾΪ£¨HO£©SeOºÍ£¨HO£©SeO2£®H2SeO3ÖÐSeΪ+4¼Û£¬¶øH2SeO4ÖÐSeΪ+6¼Û£¬ÕýµçÐÔ¸ü¸ß£®µ¼ÖÂSe-O-HÖеÄOÔ­×Ó¸üÏòSeÆ«ÒÆ£¬Ô½Ò×µçÀë³öH+
H2SeO3ºÍH2SeO4¿É±íʾΪ£¨HO£©SeOºÍ£¨HO£©SeO2£®H2SeO3ÖÐSeΪ+4¼Û£¬¶øH2SeO4ÖÐSeΪ+6¼Û£¬ÕýµçÐÔ¸ü¸ß£®µ¼ÖÂSe-O-HÖеÄOÔ­×Ó¸üÏòSeÆ«ÒÆ£¬Ô½Ò×µçÀë³öH+
£®
£¨6£©ZnSÔÚÓ«¹âÌå¡¢¹âµ¼Ìå²ÄÁÏ¡¢Í¿ÁÏ¡¢ÑÕÁϵÈÐÐÒµÖÐÓ¦Óù㷺£®Á¢·½ZnS¾§Ìå½á¹¹Èçͼ2Ëùʾ£¬Æ侧°û±ß³¤Îª540.0pm£¬ÃܶÈΪ
4¡Á(65+32)g?mol-1
6.02¡Á1023mol-1
(540.0¡Á10-10cm)3
=4.1
4¡Á(65+32)g?mol-1
6.02¡Á1023mol-1
(540.0¡Á10-10cm)3
=4.1
g?cm-3£¨ÁÐʽ²¢¼ÆË㣩£¬aλÖÃS2-Àë×ÓÓëbλÖÃZn2+Àë×ÓÖ®¼äµÄ¾àÀëΪ
270.0
1-cos109¡ã28¡ä
»ò
135.0¡Á
2
sin
109¡ã28¡ä
2
»ò135
3
270.0
1-cos109¡ã28¡ä
»ò
135.0¡Á
2
sin
109¡ã28¡ä
2
»ò135
3
pm£¨ÁÐʽ±íʾ£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013-2014ѧÄê°²»ÕÊ¡¡°½­»´Ê®Ð£¡±Ð­×÷Ìå¸ßÈýÉÏѧÆÚµÚÒ»´ÎÁª¿¼»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÌî¿ÕÌâ

ÒÑÖª£º¢Ù±ê×¼×´¿öÏ£¬1Ìå»ýË®ÖÐ×î¶àÄÜÈܽâ500Ìå»ýµÄHCl£»

¢Ú±¥ºÍNaClÈÜÒºµÄŨ¶ÈԼΪ5.00 mol¡¤L£­1¡£

ÔÚ±ê×¼×´¿öÏ£¬½«448 L HClÆøÌåÈÜÓÚ1 LË®ÖУ¬ËùµÃÈÜÒºAµÄÃܶÈΪ1.20 g¡¤cm-3£¬ÔòÈÜÒºAÖÐHClµÄÎïÖʵÄÁ¿Å¨¶ÈΪ             ¡£(±¾Ìâ¼ÆËã½á¹û¾ùÈ¡ÈýλÓÐЧÊý×Ö)

£¨1£©ÈôʹCl£­Å¨¶ÈÓëÈÜÒºAÖеÄCl£­Å¨¶ÈÏàµÈ£¬ÔòÔÚ1 L NaCl±¥ºÍÈÜÒºÖл¹Ó¦ÈܽâÔ¼       L±ê×¼×´¿öÏÂHClÆøÌå  (ÈÜÒºÌå»ý±ä»¯ºöÂÔ²»¼Æ)¡£ 

£¨2£©È¡10.0 mLÈÜÒºAÏ¡ÊͳÉ500 mLÈÜÒºB£¬ÔòÈÜÒºBÖÐHClµÄÎïÖʵÄÁ¿Å¨¶ÈΪ         ¡£

£¨3£©ÔÚÈÜÒºBµÄÅäÖƹý³ÌÖУ¬Ê¹ÓÃÇ°±ØÐë¼ì²éÊÇ·ñ©ҺµÄÒÇÆ÷ÓР                  £»ÏÂÁÐÅäÖƲÙ×÷£¬Ôì³ÉÈÜÒºBŨ¶ÈÆ«µÍµÄÊÇ_______________(Ñ¡ÌîÐòºÅ)¡£

a.ÈÝÁ¿Æ¿ÓÃÕôÁóˮϴµÓºóδ¸ÉÔï     

b.Á¿È¡ÈÜÒºAµÄÁ¿Í²ÓÃÕôÁóˮϴµÓºóδ¸ÉÔï

c.¶¨ÈÝʱ£¬¸©ÊÓÒºÃæ¼ÓË®ÖÁ¿Ì¶ÈÏß

d.¼ÓË®¶¨ÈÝʱҺÃæ²»É÷³¬¹ý¿Ì¶ÈÏߣ¬Á¢¼´ÓýºÍ·µÎ¹ÜÎü³ö²¿·ÖˮʹҺÃæ¸ÕºÃ´ï¿Ì¶ÈÏß

e.ÉÕ±­ÖÐÈÜÒºÒÆÈëÈÝÁ¿Æ¿ºó£¬Î´ÓÃˮϴµÓÉÕ±­ºÍ²£Á§°ô¼´¶¨ÈÝ

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º¸ß¿¼ÕæÌâ ÌâÐÍ£ºÌî¿ÕÌâ

¢öA×åµÄÑõ¡¢Áò¡¢Îø(Se)¡¢íÚ(Te)µÈÔªËØÔÚ»¯ºÏÎïÖг£±íÏÖ³ö¶àÖÖÑõ»¯Ì¬£¬º¬¢öA×åÔªËصĻ¯ºÏÎïÔÚÑо¿ºÍÉú²úÖÐÓÐÐí¶àÖØÒªÓÃ;¡£Çë»Ø´ðÏÂÁÐÎÊÌ⣺   
 £¨1£©Sµ¥Öʵij£¼ûÐÎʽΪS8£¬Æä»·×´½á¹¹ÈçÏÂͼËùʾ£¬SÔ­×Ó²ÉÓõĹìµÀÔÓ»¯·½Ê½ÊÇ_____£»
£¨2£©Ô­×ӵĵÚÒ»µçÀëÄÜÊÇÖ¸Æø̬µçÖÐÐÔ»ù̬ԭ×Óʧȥһ¸öµç×Óת»¯ÎªÆø̬»ù̬ÕýÀë×ÓËùÐèÒªµÄ×îµÍÄÜÁ¿£¬O¡¢S¡¢SeÔ­×ӵĵÚÒ»µçÀëÄÜÓÉ´óµ½Ð¡µÄ˳ÐòΪ_______£»
£¨3£©SeÔ­×ÓÐòÊýΪ____£¬ÆäºËÍâM²ãµç×ÓµÄÅŲ¼Ê½Îª____£»
£¨4£©H2SeµÄËáÐÔ±ÈH2S___£¨Ìî¡°Ç¿¡±»ò¡°Èõ¡±£©¡£Æø̬SeO3·Ö×ÓµÄÁ¢Ìå¹¹ÐÍΪ____£¬
SO32-Àë×ÓµÄÁ¢Ìå¹¹ÐÍΪ______£»
£¨5£©H2SeO3µÄK1ºÍK2·Ö±ðΪ2.7¡Á10-3ºÍ2.5¡Á10-8£¬H2SeO4µÚÒ»²½¼¸ºõÍêÈ«µçÀ룬K2Ϊ
1.2¡Á10-2£¬Çë¸ù¾Ý½á¹¹ÓëÐÔÖʵĹØϵ½âÊÍ£»
¢ÙH2SeO4ºÍH2SeO3µÚÒ»²½µçÀë³Ì¶È´óÓÚµÚ¶þ²¿µçÀëµÄÔ­Òò£º______£»
¢ÚH2SeO4ºÍH2SeO3ËáÐÔÇ¿µÄÔ­Òò£º____________£»
£¨6£©ZnSÔÚÓ«¹âÌå¡¢¹âµ¼Ìå²ÄÁÏ¡¢Í¿ÁÏ¡¢ÑÕÁϵÈÐÐÒµÖÐÓ¦Óù㷺¡£Á¢·½ZnS¾§Ìå½á¹¹ÈçÏÂͼËùʾ£¬Æ侧°û±ß³¤Îª540.0 pm£¬ÃܶÈΪ_________g¡¤cm-3£¨ÁÐʽ²¢¼ÆË㣩£¬aλÖÃS2-Àë×ÓÓëbλÖÃZn2+Àë×ÓÖ®¼äµÄ¾àÀëΪ_____pm£¨ÁÐʽ±íʾ£©¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

 (15·Ö)

ijζÈʱ£¬ÔÚ2LÃܱÕÈÝÆ÷ÖÐÆø̬ÎïÖÊXºÍY·´Ó¦Éú³ÉÆø̬ÎïÖÊZ£¬ËüÃǵÄÎïÖʵÄÁ¿Ëæʱ¼äµÄ±ä»¯Èç±íËùʾ¡£

£¨1£©¸ù¾ÝϱíÖÐÊý¾Ý£¬ÔÚ´ðÌ⿨¸ÃÌâÏàӦλÖÃÉÏ»­³öX¡¢Y¡¢ZµÄÎïÖʵÄÁ¿£¨n£©Ëæʱ¼ä£¨t£©±ä»¯µÄÇúÏߣº

t/min

X/mol

Y/mol

Z/mol

0

1.00

1.00

0.00

1

0.90

0.80

0.20

3

0.75

0.50

0.50

5

0.65

0.30

0.70

9

0.55

0.10

0.90

10

0.55

0.10

0.90

14

0.55

0.10

0.90

(2)ÌåϵÖз¢Éú·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ___________________________;

(3)ÁÐʽ¼ÆËã¸Ã·´Ó¦ÔÚ0-3minʱ¼äÄÚ²úÎïZµÄƽ¾ù·´Ó¦ËÙÂÊ£º_______________;

(4)¸Ã·´Ó¦´ïµ½Æ½ºâʱ·´Ó¦ÎïXµÄת»¯ÂÊaµÈÓÚ___________________________;

(5)Èç¹û¸Ã·´Ó¦ÊÇ·ÅÈÈ·´Ó¦¡£¸Ä±äʵÑéÌõ¼þ£¨Î¶ȡ¢Ñ¹Ç¿¡¢´ß»¯¼Á£©µÃµ½ZËæʱ¼ä±ä»¯µÄÇúÏß1¡¢2¡¢3£¨ÈçÓÒͼËùʾ£©ÔòÇúÏß1¡¢2¡¢3Ëù¶ÔÓ¦µÄʵÑéÌõ¼þ¸Ä±ä·Ö±ðÊÇ£º

¢Ù_________________  ¢Ú_______________  ¢Û__________________

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸