ÌâÄ¿ÄÚÈÝ

4£®Ò»¶¨Î¶ÈÏ£¬ÔÚ2LµÄÃܱÕÈÝÆ÷ÖУ¬X¡¢Y¡¢ZÈýÖÖÆøÌåµÄÁ¿ËæÊ±¼ä±ä»¯µÄÇúÏßÈçͼ1Ëùʾ£º

£¨1£©´Ó·´Ó¦¿ªÊ¼µ½10s£¬ÓÃZ±íʾµÄ·´Ó¦ËÙÂÊΪ0.079mol/£¨L•s£©£®
£¨2£©YµÄת»¯ÂÊΪ79%£®
£¨3£©¸Ã·´Ó¦µÄ»¯Ñ§·½³ÌʽΪX£¨g£©+Y£¨g£©?2Z£¨g£©£®
£¨4£©¸ÃζÈÏ ƽºâ³£ÊýKµÄ±í´ïʽΪ$\frac{{c}^{2}£¨Z£©}{c£¨X£©•c£¨Y£©}$
£¨5£©10sºóµÄijһʱ¿Ì£¨t1£©¸Ä±äÁËÍâ½çÌõ¼þ£¬ÆäËÙÂÊËæÊ±¼äµÄ±ä»¯Í¼ÏóÈçͼ2Ëùʾ£ºÔòÏÂÁÐ˵·¨·ûºÏ¸ÃͼÏóµÄÊÇC¡¢D£®
A£®t1ʱ¿Ì£¬Ôö´óÁËXµÄŨ¶È
B£®t1ʱ¿Ì£¬Éý¸ßÁËÌåϵζÈ
C£®t1ʱ¿Ì£¬ËõСÁËÈÝÆ÷Ìå»ý
D£®t1ʱ¿Ì£¬Ê¹ÓÃÁË´ß»¯¼Á£®

·ÖÎö £¨1£©¸ù¾Ýv=$\frac{¡÷c}{¡÷t}$¼ÆËã·´Ó¦ËÙÂÊ£»
£¨2£©YµÄת»¯ÂÊΪ$\frac{±ä»¯Á¿}{ÆðʼÁ¿}¡Á100%$£»
£¨3£©¸ù¾ÝÎïÖʵÄÁ¿µÄ±ä»¯Ó뻯ѧ¼ÆÁ¿Êý³ÊÕý±ÈÊéд»¯Ñ§·½³Ìʽ£»
£¨4£©Æ½ºâ³£ÊýKµÈÓÚÉú³ÉÎïŨ¶ÈÃÝÖ®»ý±ÈÉÏ·´Ó¦ÎïŨ¶ÈÃÝÖ®»ý£»
£¨5£©ÓÉͼÏó¿ÉÖªÕýÄæ·´Ó¦ËÙÂÊÔö´ó£¬Æ½ºâÃ»ÒÆ¶¯£®

½â´ð ½â£º£¨1£©¦Í£¨Z£©=$\frac{\frac{1.58mol}{2L}}{10s}$=0.079mol/£¨L•s£©£¬¹Ê´ð°¸Îª£º0.079mol/£¨L•s£©£»
£¨2£©YµÄת»¯ÂÊΪ$\frac{±ä»¯Á¿}{ÆðʼÁ¿}¡Á100%$=$\frac{1-0.21}{1}$¡Á100%=79%£¬¹Ê´ð°¸Îª£º79%£»
£¨3£©ÓÉͼÏó¿ÉÒÔ¿´³ö£¬·´Ó¦µ½10sʱ£¬XµÄÎïÖʵÄÁ¿¼õС£¬±ä»¯ÖµÎª1.20mol-0.41mol=0.79mol£¬
YµÄÎïÖʵÄÁ¿¼õС£¬±ä»¯ÖµÎª1.0mol-0.21mol=0.79mol£¬ÔòX¡¢YΪ·´Ó¦Î
ZµÄÎïÖʵÄÁ¿Ôö¶à£¬±ä»¯ÖµÎª1.58mol£¬ÎªÉú³ÉÎ
¸ù¾ÝÎïÖʵÄÁ¿µÄ±ä»¯Ó뻯ѧ¼ÆÁ¿Êý³ÊÕý±È£¬
ÔòÓÐn£¨X£©£ºn£¨Y£©£ºn£¨Z£©=0.79mol£º0.79mol£º1.58mol=1£º1£º2£¬
ËùÒÔ·´Ó¦µÄ·½³ÌʽΪX£¨g£©+Y£¨g£©?2Z£¨g£©£¬¹Ê´ð°¸Îª£ºX£¨g£©+Y£¨g£©?2Z£¨g£©£»
£¨4£©·´Ó¦µÄ·½³ÌʽΪX£¨g£©+Y£¨g£©?2Z£¨g£©£¬Æ½ºâ³£ÊýKµÈÓÚÉú³ÉÎïŨ¶ÈÃÝÖ®»ý±ÈÉÏ·´Ó¦ÎïŨ¶ÈÃÝÖ®»ý£¬ËùÒÔK=$\frac{{c}^{2}£¨Z£©}{c£¨X£©•c£¨Y£©}$£¬¹Ê´ð°¸Îª£º$\frac{{c}^{2}£¨Z£©}{c£¨X£©•c£¨Y£©}$£»
£¨5£©ÓÉͼÏó¿ÉÖªÕýÄæ·´Ó¦ËÙÂÊÔö´ó£¬Æ½ºâÃ»ÒÆ¶¯£»
A£®t1ʱ¿Ì£¬Ôö´óÁËXµÄŨ¶È£¬Æ½ºâÕýÒÆ£¬²»·ûºÏÌâÒ⣬¹ÊA´íÎó£»
B£®t1ʱ¿Ì£¬Éý¸ßÁËÌåϵζȣ¬Æ½ºâÒÆ¶¯£¬²»·ûºÏÌâÒ⣬¹ÊB´íÎó
C£®t1ʱ¿Ì£¬ËõСÁËÈÝÆ÷Ìå»ý£¬ËÙÂÊÔö´ó£¬ÓÉÓÚ·´Ó¦Ç°ºó¼ÆÁ¿ÊýÏàµÈ£¬Æ½ºâ²»Òƶ¯£¬·ûºÏÌâÒ⣬¹ÊCÕýÈ·£»
D£®t1ʱ¿Ì£¬Ê¹ÓÃÁË´ß»¯¼Á£¬ËÙÂÊÔö´ó£¬Æ½ºâ²»Òƶ¯£¬·ûºÏÌâÒ⣬¹ÊDÕýÈ·£»
¹Ê´ð°¸Îª£ºC¡¢D£®

µãÆÀ ±¾Ì⿼²é·´Ó¦ËÙÂʵļÆËãÆ½ºâͼÏóÎÊÌ⣬ÌâÄ¿ÄѶȲ»´ó£¬×¢Òâ°ÑÎÕÎïÖʵÄÁ¿µÄ±ä»¯Ó뻯ѧ¼ÆÁ¿Êý³ÊÕý±È£¬ÒÔ´ËÊéд»¯Ñ§·½³Ìʽ£®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø