¿ÉÄæ·´Ó¦A(g)+3B(g)2C(g) ¦¤H=£­QkJ/mol¡£Óмס¢ÒÒÁ½¸öÈÝ»ýÏàͬÇÒ²»±äµÄÃܱÕÈÝ

Æ÷£¬Ïò¼×ÈÝÆ÷ÖмÓÈë1 mol AºÍ3 mol B£¬ÔÚÒ»¶¨Ìõ¼þÏ´ﵽƽºâʱ·Å³öÈÈÁ¿ÎªQ1kJ£»ÔÚÏà

ͬµÄÌõ¼þÏ£¬ÏòÒÒÈÝÆ÷ÖмÓÈë2 mol C´ïµ½Æ½ºâºóÎüÊÕÈÈÁ¿ÎªQ2 kJ;ÒÑÖªQ1=3Q2¡£ÏÂÁÐÐðÊö

²»ÕýÈ·µÄÊÇ

A£®¼×ÖÐAµÄת»¯ÂÊΪ75£¥            B£®Q1+Q2=Q

C£®´ïµ½Æ½ºâºó£¬ÔÙÏòÒÒÖмÓÈë0.25 mol A¡¢0.75 mol B¡¢1.5 mol C£¬Æ½ºâÏòÕýÏòÒƶ¯

D£®ÒÒÖеÄÈÈ»¯Ñ§·½³ÌʽΪ2C£¨g£© A£¨g£©+3B£¨g£© ¦¤H= £«Q2 kJ/mol

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÂͼΪ¿ÉÄæ·´Ó¦A(g)£«2B(g)nC(g) ¡÷H£¾0Éú³ÉÎïCµÄŨ¶ÈËæѹǿ±ä»¯²¢½¨Á¢Æ½ºâµÄ¹Øϵͼ,ÔònÖµÓëѹǿp1¡¢p2µÄ¹ØϵÕýÈ·µÄÊÇ   £¨    £©

A. p2£¾p1£¬n£¼3                 

B. p2£¾p1£¬n£¾3

C. p1£¾p2£¬n£¼3                 

D. p1£¾p2£¬n£¾3

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨12·Ö£©ÓпÉÄæ·´Ó¦A(g)+B(g) xC(g)+D(g)£¬Ä³Î¶Èʱ£¬Ôڹ̶¨ÈÝ»ýΪ2LµÄÃܱÕÈÝÆ÷ÄÚ³äÈëÒ»¶¨Á¿µÄA¡¢B£¬²¢±£³ÖζȲ»±ä¡£A¡¢B¡¢C¡¢DÎïÖʵÄÁ¿Ëæʱ¼äµÄ±ä»¯ÈçͼËùʾ£º

£¨1£©¸ù¾ÝͼÖÐËùʾ£¬x=_______________£»¸Ã·´Ó¦µÄƽºâ״̬ΪͼÖеÄ____________min£»

£¨2£©0¡«5minµÄƽ¾ù·´Ó¦ËÙÂÊv(A)=_______________________________£¨ÓÃСÊý±íʾ£©¡£

£¨3£©6minʱ¸Ä±äÓ°ÏìƽºâµÄÒ»¸öÌõ¼þ£¬A¡¢B¡¢C¡¢DµÄ±ä»¯ÇúÏßÈçͼÖÐ6~8minËùʾ£¬Ôòƽºâ_________Òƶ¯£¨Ìî¡°Ïò×󡱡¢¡°ÏòÓÒ¡±»ò¡°²»¡±£©£¬¿ÉÄܵÄÔ­ÒòÊÇ________£¨Ñ¡ÌîÐòºÅ£©¡£

a¡¢Ôö´óAµÄÎïÖʵÄÁ¿                    b¡¢¼ÓÈë´ß»¯¼Á

c¡¢Ôö¼ÓCµÄÎïÖʵÄÁ¿                    d¡¢¼õСÈÝÆ÷Ìå»ý

£¨4£©Èô·´Ó¦Ò»¿ªÊ¼¾Í¼ÓÈëÁ˺ÏÊʵĴ߻¯¼Á£¬ÔÚͼÖл­³öÆøÌåAÔÚ0~6minʱµÄ±ä»¯ÇúÏß¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2015½ìËÄ´¨Ê¡×ÊÑôÊиßÒ»ÏÂѧÆÚÆÚÄ©¼ì²â»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÔÚÒ»¶¨Ìõ¼þÏ£¬¶ÔÓÚÃܱÕÈÝÆ÷ÖнøÐеĿÉÄæ·´Ó¦A(g)£«3B(g)

 

 
2C(g)£¬ÏÂÁÐ˵·¨ÖУ¬ÄÜ˵Ã÷ÕâÒ»·´Ó¦ÒѾ­´ïµ½»¯Ñ§Æ½ºâ״̬µÄÊÇ

A£®A¡¢B¡¢CµÄ·Ö×ÓÊýÖ®±ÈΪ1¡Ã3¡Ã2

B£®A¡¢B¡¢CµÄŨ¶ÈÏàµÈ

C£®µ¥Î»Ê±¼äÉú³É n mol A£¬Í¬Ê±Éú³É 3n mol B

D£®Éú³ÉCµÄËÙÂÊÓëC·Ö½âµÄËÙÂÊÏàµÈ

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2015½ìËÄ´¨Ê¡¸ßÒ»ÏÂѧÆÚÆÚÖп¼ÊÔ»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÔÚÒ»¶¨Î¶ÈÏ£¬¿ÉÄæ·´Ó¦A(g)£«3B(g)  2C(g)´ïµ½Æ½ºâ״̬µÄ±êÖ¾ÊÇ

A. CÉú³ÉµÄËÙÂÊÓëAÏûºÄµÄËÙÂÊÏàµÈ

B. µ¥Î»Ê±¼äÉú³Én mol A£¬Í¬Ê±Éú³É3n mol B

C. A¡¢B¡¢CµÄŨ¶È²»Ôٱ仯

D. v£¨A£©£ºv£¨B£©£ºv£¨C£©=1¡Ã3¡Ã2

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013½ìÉÂÎ÷Ê¡¸ß¶þÉÏѧÆÚÆÚÖп¼ÊÔ»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÓÒͼΪ¿ÉÄæ·´Ó¦A(g)£«2B(g)nC(g) (Õý·´Ó¦·ÅÈÈ)Éú³ÉÎïCµÄŨ¶ÈËæѹǿ±ä»¯²¢½¨Á¢Æ½ºâµÄ¹Øϵͼ,ÔònÖµÓëѹǿP1¡¢P2µÄ¹ØϵÕýÈ·µÄÊÇ

A. P2£¾P1£¬n£¼3                                                    B. P2£¾P1£¬n£¾3

C. P1£¾P2£¬n£¼3                                                    D.P1£¾P2£¬n£¾3

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸