ÌâÄ¿ÄÚÈÝ

(08ºÏ·ÊÊ®ÖÐÄ£Äâ)ÕýÅðËá(H3BO3)ÊÇÒ»ÖÖÀàËÆÓÚʯīµÄƬ²ã×´½á¹¹µÄ°×É«¾§Ì壬²ãÄÚµÄH3BO3·Ö×Ó¼äͨ¹ýÇâ¼üÏàÁ¬(ÈçÓÒͼËùʾ)¡£ÏÂÁÐÓйØ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©

A£®ÕýÅðËᾧÌåÊôÓÚÔ­×Ó¾§Ìå

B£®H3BO3·Ö×ÓµÄÎȶ¨ÐÔÓëÇâ¼üÓйØ

C£®·Ö×ÓÖÐÅðÔ­×Ó×îÍâ²ãΪ8µç×ÓÎȶ¨½á¹¹

D£®º¬1molH3BO3µÄ¾§ÌåÖÐÓÐ3molÇâ¼ü

 

 

 

´ð°¸£ºD
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

2(08Õã½­Ê¡¿ª»¯ÖÐѧģÄâ)ʵÑéÊÒÖиù¾Ý2SO2£«O22SO3£»¦¤H=-393.2 kJ?mol-1Éè¼ÆÈçÏÂͼËùʾʵÑé×°ÖÃÀ´ÖƱ¸SO3¹ÌÌå¡£Çë»Ø´ðÏÂÁÐÎÊÌâ¡£  

 
 

 


£¨1£©ÊµÑéÇ°£¬±ØÐë½øÐеIJÙ×÷ÊÇ£¨Ìî²Ù×÷Ãû³Æ£¬²»±Øд¾ßÌå¹ý³Ì£©¡¡¡¡¡¡¡¡¡¡¡¡

£¨2£©ÔÚA×°ÖÃÖмÓÈëNa2SO3¹ÌÌåµÄͬʱ£¬»¹Ðè¼Ó¼¸µÎË®£¬È»ºóÔٵμÓŨÁòËá¡£¼Ó¼¸µÎË®µÄ×÷ÓÃÊÇ                           ¡¡                            

£¨3£©Ð¡ÊÔ¹ÜCµÄ×÷ÓÃÊÇ                                                   

£¨4£©¹ã¿ÚÆ¿DÄÚÊ¢µÄÊÔ¼ÁÊÇ                ¡£×°ÖÃDµÄÈý¸ö×÷ÓÃÊÇ       ¢Ù¡¡¡¡ ¡¡¡¡

            ¢Ú                   ¢Û                      

£¨5£©ÊµÑéÖе±Cr2O3±íÃæºìÈÈʱ£¬Ó¦½«¾Æ¾«µÆÒÆ¿ªÒ»»á¶ùÔÙ¼ÓÈÈ£¬ÒÔ·Àζȹý¸ß£¬ÕâÑù×öµÄÔ­ÒòÊÇ                          ¡¡                                   ¡¡

£¨6£©×°ÖÃFÖÐUÐ͹ÜÄÚÊÕ¼¯µ½µÄÎïÖʵÄÑÕÉ«¡¢×´Ì¬ÊÇ                         

£¨7£©×°ÖÃGµÄ×÷ÓÃÊÇ                                                      

£¨8£©´ÓG×°Öõ¼³öµÄβÆø´¦Àí·½·¨ÊÇ                                        

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

¾«Ó¢¼Ò½ÌÍø