ÌâÄ¿ÄÚÈÝ
20£®£¨1£©×ÔÀ´Ë®Éú²ú¹ý³ÌÖÐÏÖÓùýÂ˵ķ½·¨³ýȥˮÖв»ÈÜÐÔÔÓÖÊ£¬ÔÙ½øÐÐÎü¸½¡¢Ïû¶¾µÈ£®
£¨2£©ÈçͼÊǵç½âË®µÄʵÑé×°Öã¬ÔÚʵÑé¹ý³ÌÖУ¬ÊÔ¹ÜAÖвúÉúµÄÆøÌåÊÇÇâÆø£¬Ð´³öË®ÔÚͨµçµÄÌõ¼þÏ·¢Éú·´Ó¦µÄ·ûºÅ±í´ïʽ2H2O$\frac{\underline{\;ͨµç\;}}{\;}$2H2¡ü+O2¡ü£®
£¨3£©µØÏÂˮӲ¶È¹ý´ó»áÓ°ÏìÉú²úºÍÉú»î£¬Ó¦Èí»¯ºóʹÓ㬼ìÑéӲˮ³£ÓõÄÎïÖÊÊÇ·ÊÔíË®£¬Éú»îÖг£ÓÃÖó·Ð·½·¨Èí»¯Ë®£®
·ÖÎö £¨1£©¸ù¾Ý¹ýÂ˵ÄÔÀí·ÖÎö»Ø´ð£»
£¨2£©£¬¿ÉÒÔ¸ù¾Ýµç½âˮʵÑéµÄÏÖÏóºÍ½áÂÛ·ÖÎö½â´ð£º¸º¼«Éú³ÉµÄÊÇÇâÆø£¬Õý¼«Éú³ÉµÄÆøÌåÊÇÑõÆø£¬ÇÒÇâÆøÊÇÑõÆøÌå»ýµÄ2±¶£»
£¨3£©¸ù¾ÝӲˮ¡¢ÈíË®µÄ¼ø±ð¡¢Ó²Ë®µÄÈí»¯·½·¨·ÖÎö»Ø´ð£»
½â´ð ½â£º
£¨1£©Ë®Öв»ÈÜÐÔÔÓÖÊ¿ÉÓùýÂ˵ķ½·¨³ýÈ¥£»
£¨2£©ÅжÏÊÔ¹ÜA²úÉúµÄÆøÌ壬ÓÐÁ½ÖÖ·½·¨£¬Ò»ÊǸÃÊÔ¹ÜÖÐÉú³ÉµÄÆøÌå¶à£¬ËùÒÔÊÇÇâÆø£¬¶þÊǸÃÊÔ¹ÜÁ¬½ÓµÄÊǸº¼«£¬¸º¼«Éú³ÉµÄÆøÌåÊÇÇâÆø£»
ˮͨµçÕý¼«Éú³ÉÑõÆø£¬¸º¼«Éú³ÉÇâÆø£¬·¢Éú·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º2H2O$\frac{\underline{\;ͨµç\;}}{\;}$2H2¡ü+O2¡ü£»
£¨3£©Ó²Ë®Öк¬ÓÐ½Ï¶à¸Æ¡¢Ã¾Àë×Ó£¬¼ÓÈë·ÊÔíË®£¬ÅÝÄÉÙ£¬¿ÉÓ÷ÊÔíË®¼ìÑéӲˮÓëÈíË®£»ÔÚ¶ÔË®¼ÓÈÈÖó·Ðʱ£¬¸Æ¡¢Ã¾Àë×Ó»áÐγɲ»ÈÜÓÚË®µÄË®¹¸¶ø½µµÍº¬Á¿£¬ÈÕ³£Éú»îÔÚ¼ÓÈÈÖó·Ðˮʱ½µµÍË®Öиơ¢Ã¾Àë×Óº¬Á¿£»
´ð°¸£º
£¨1£©¹ýÂË£»
£¨2£©ÇâÆø£»2H2O$\frac{\underline{\;ͨµç\;}}{\;}$2H2¡ü+O2¡ü£»
£¨3£©·ÊÔíË®£» Öó·Ð£»
µãÆÀ ÐèÒªÁ˽⾻»¯Ë®µÄ³£Ó÷½·¨µÄ²Ù×÷ÔÀí£¬²ÅÄÜÕýÈ·ÕÆÎÕ¾»»¯Ë®µÄ³£Ó÷½·¨£¬Õâ¶Ô½â´ð´ËÀàÎÊÌâÓÈÆäÖØÒª£®
| A£® | ÇâÆø¡¢ÎåÑõ»¯¶þÁס¢Ï¡ÑÎËá | |
| B£® | Òºµª¡¢Éúʯ»Ò¡¢¸ßÃÌËá¼ØÍêÈ«·Ö½âºóµÄÊ£Óà¹ÌÌå | |
| C£® | ÑõÆø¡¢±ùË®»ìºÏÎï¡¢¿ÕÆø | |
| D£® | Ï¡ÓÐÆøÌå¡¢ÇâÑõ»¯¸Æ¡¢Ê¯»Òʯ |
| A | Çø·ÖÕôÁóË®ºÍ×ÔÀ´Ë® | B | µç½âË®µÄ½áÂÛ |
| ¢Ù¼ÓÈÈÕô¸É ¢Ú¼Ó·ÊÔíË® | ¢ÙË®Öк¬ÓÐÇâ¡¢ÑõÔªËØ ¢Ú·Ö×ÓÔÚ»¯Ñ§·´Ó¦ÖÐ¿É·Ö | ||
| C | ÈÕ³£Éú»î¾Ñé | D | ÔªËØ·ûºÅµÄÒâÒå |
| ¢Ù³ýÈ¥Ò·þÉϵĵâ×Õ--ʹÓÃˮϴ ¢Ú³ý²Í¾ßÉϵÄÓÍÎÛ--ʹÓÃÏ´½à¾« | ¢Ù´ú±íÒ»ÖÖÔªËØ ¢Ú´ú±í¸ÃÔªËØµÄÒ»¸öÔ×Ó |
| A£® | A | B£® | B | C£® | C | D£® | D |
| A£® | ÎïÖÊÓɹÌ̬±ä³ÉÆøÌ¬ | B£® | Ïò³ÎÇåµÄʯ»ÒË®ÖдµÆø | ||
| C£® | ¹¤ÒµÉÏÖÆÈ¡ÑõÆø | D£® | °Ñ»Æ¹ÏÇгÉϸ˿ |
| A£® | ΢Á£¢ÚºÍ¢ÜºËÍâµç×ÓÅŲ¼Ïàͬ£¬ÊôÓÚͬÖÖÔªËØ | |
| B£® | ΢Á£¢ÙÒ׵õ½µç×Ó | |
| C£® | ΢Á£¢ÛÒ×ÐγɴøÒ»¸öµ¥Î»ÕýµçºÉµÄÑôÀë×Ó | |
| D£® | ΢Á£¢Ü´øÁ½¸öµ¥Î»ÕýµçºÉ |
| A£® | ´¿¾»µÄÇâÆøÄÜÔÚ¿ÕÆøÖа²¾²µØÈ¼ÉÕ£¬²úÉúµÀ¶É«»ðÑæ | |
| B£® | ¸ø¼îʽ̼ËáͼÓÈÈʱ£¬ÄÜ¿´µ½ºÚÉ«¹ÌÌåÖð½¥±äΪÂÌÉ« | |
| C£® | þÌõÔÚ¿ÕÆøÖÐȼÉÕ£¬·¢³öÒ«Ñ۵İ׹⣬Éú³É°×É«¹ÌÌ壬·Å³öÈÈÁ¿ | |
| D£® | ľ̿ÔÚÑõÆøÖÐȼÉÕ£¬·¢³ö°×¹â£¬²úÉúµÄÆøÌåÄÜʹ³ÎÇåʯ»ÒË®±ä»ë×Ç |
| A£® | ´ËÎïÖÊÔÚt¡æÊ±µÄÈܽâ¶ÈΪ$\frac{30g}{100g}$Ë® | |
| B£® | ×îºóÊ£ÓàÈÜÒºÊDz»±¥ºÍÈÜÒº | |
| C£® | ×îºóÊ£ÓàµÄÈÜÒºÒ»¶¨±ÈÔÈÜҺϡ | |
| D£® | ÔÈÜÒºÔÚt¡æÊ±Ò»¶¨ÊDZ¥ºÍÈÜÒº |
| A£® | Õý¼«²úÉúµÄÊÇÑõÆø£¬¾ßÓпÉȼÐÔ | |
| B£® | ʵÑ鿪ʼǰ£¬Á½Á¿Æø¹ÜÄÚ²»±Ø³äÂúË® | |
| C£® | ¸ÃʵÑé˵Ã÷Ë®ÊÇÓÉÇâÆøºÍÑõÆø×é³ÉµÄ | |
| D£® | ¸º¼«ºÍÕý¼«ÆøÌåµÄÌå»ý±ÈԼΪ2£º1 |
| A£® | ÅÅË®·¨ÊÕ¼¯O2£ºµ¼Æø¹Ü¿Ú¸ÕÓÐÆøÅÝð³öÁ¢¼´ÊÕ¼¯£¬ÊÕ¼¯µ½µÄO2¸ü´¿¾» | |
| B£® | È¥³ýË®ÖÐÄàɳ£º²£Á§°ôÇá¿¿Èý²ãÂËÖ½ÖØµþ´¦£¬·ÀÖ¹²£Á§°ôÍ±ÆÆÂËÖ½Ó°Ïì¹ýÂËЧ¹û | |
| C£® | Á¿È¡Ò»¶¨Ìå»ýÒºÌ壺ÑöÊÓÁ¿Í²¿Ì¶È£¬ËùÁ¿ÒºÌåÌå»ýƫС | |
| D£® | ̽¾¿CO2ÐÔÖÊ£º½«¸ÉÔïµÄʯÈïÊÔÖ½·ÅÈë¶þÑõ»¯Ì¼ÆøÌåÖУ¬ÊÔÖ½²»±äÉ«£¬ËµÃ÷¶þÑõ»¯Ì¼ÆøÌå²»ÄÜʹʯÈï±äÉ« |