ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿·´Ó¦A(g)+B(g)C(g)+D(g)¹ý³ÌÖеÄÄÜÁ¿±ä»¯ÈçͼËùʾ£¬»Ø´ðÏÂÁÐÎÊÌâ¡£

£¨1£©¸Ã·´Ó¦ÊÇ_________(Ìî¡°ÎüÈÈ¡±¡°·ÅÈÈ¡±)·´Ó¦¡£

£¨2£©·´Ó¦´ïµ½Æ½ºâʱ£¬Éý¸ßζȣ¬AµÄת»¯ÂÊ____(Ìî¡°Ôö´ó¡±¡°¼õС¡±»ò¡°²»±ä¡±)¡£

£¨3£©ÔÚ·´Ó¦ÌåϵÖмÓÈë´ß»¯¼Á£¬·´Ó¦ËÙÂÊÔö´ó£¬E1ºÍE2µÄ±ä»¯ÊÇ£º E1____________________E2-E1__________________(Ìî¡°Ôö´ó¡±¡°¼õС¡±»ò¡°²»±ä¡±)¡£

£¨4£©ÔÚ»ð¼ýÍƽøÆ÷ÖÐ×°ÓÐëÂ(N2H4)ºÍÇ¿Ñõ»¯¼Á¹ýÑõ»¯Ç⣬µ±ËüÃÇ»ìºÏʱ£¬¼´²úÉú´óÁ¿µÄÆøÌ壬²¢·Å³ö´óÁ¿ÈÈ¡£¼ºÖª0.4molҺ̬ëÂÓë×ãÁ¿¹ýÑõ»¯Çâ·´Ó¦£¬Éú³ÉµªÆøºÍË®ÕôÆø£¬·Å³ö256.65kJµÄÈÈÁ¿¡£Ð´³ö¸Ã·´Ó¦µÄÈÈ»¯Ñ§·½³Ìʽ____________________________________¡£

£¨5£©ÒÑÖª²ð¿ª1mol H£­H¼ü£¬1molN£­H¼ü£¬1molN¡ÔN¼ü·Ö±ðÐèÒªµÄÄÜÁ¿ÊÇ436kJ¡¢391kJ¡¢946kJ£¬ÔòN2ÓëH2·´Ó¦Éú³ÉNH3µÄÈÈ»¯Ñ§·½³ÌʽΪ_____________________________¡£

¡¾´ð°¸¡¿ ·ÅÈÈ ¼õС ¼õС ²»±ä N2H4(l)+2H2O2(l)=N2(g)+4H2O(g)¡÷H=-641.625kJ/mol N2(g)£«3H2(g)2NH3(g) ¦¤H=-92kJ/mol

¡¾½âÎö¡¿£¨1£©ÓÉͼÏó¿ÉÒÔ¿´³ö·´Ó¦Îï×ÜÄÜÁ¿´óÓÚÉú³ÉÎïµÄ×ÜÄÜÁ¿£¬Ôò¸Ã·´Ó¦µÄÕýÏòΪ·ÅÈÈ·´Ó¦¡£

£¨2£©¸Ã·´Ó¦ÕýÏòΪ·ÅÈÈ·´Ó¦£¬µ±·´Ó¦´ïµ½Æ½ºâʱ£¬Éý¸ßζÈʹƽºâÏòÄæ·´Ó¦·½ÏòÒƶ¯£¬AµÄת»¯ÂʼõС¡£

£¨3£©¼ÓÈë´ß»¯¼Á£¬½µµÍ·´Ó¦µÄ»î»¯ÄÜ£¬ÔòE1ºÍE2¶¼¼õС£¬µ«ÊDz»»á¸Ä±ä·´Ó¦µÄìʱ䣬ËùÒÔE2-E1²»±ä¡£

£¨4£©ÒÑÖª0.4molҺ̬ëÂ(N2H4)ºÍ×ãÁ¿H2O2(l)·´Ó¦Éú³ÉµªÆøºÍË®ÕôÆøʱ·Å³ö256.65kJµÄÈÈÁ¿£¬ËùÒÔ1molҺ̬ëÂ(N2H4)ºÍ×ãÁ¿H2O2(l)·´Ó¦Éú³ÉµªÆøºÍË®ÕôÆø·Å³öµÄÈÈÁ¿Îª£º256.65kJ¡Á£¨1mol¡Â0.4mol£©=641.625KJ£¬ËùÒÔÈÈ»¯Ñ§·½³ÌʽΪ£ºN2H4(l)+2H2O2(l)=N2(g)+4H2O(g) ¡÷H=-641.625kJ/mol¡£

£¨5£©ÒòΪN2ÓëH2·´Ó¦Éú³ÉNH3µÄ»¯Ñ§·½³ÌʽΪ£ºN2+3H2=2NH3£¬¡÷H=·´Ó¦Îï×ܼüÄÜ-Éú³ÉÎï×ܼüÄÜ=946kJ+436kJ¡Á3-391kJ¡Á3¡Á2=-92kJ£¬ËùÒÔN2ÓëH2·´Ó¦Éú³ÉNH3µÄÈÈ»¯Ñ§·½³ÌʽΪ£ºN2(g)£«3H2(g)2NH3(g) ¦¤H=-92kJ/mol¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø