ÓÃ΢Á£µÄ¹Ûµã¿ÉÒÔ½âÊÍÈÕ³£Éú»îÖеĺܶàÏÖÏó£®ÏÂÁжÔÉú»îÏÖÏóµÄ½âÊͲ»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
·ÖÎö£º¸ù¾Ý·Ö×ӵĻù±¾ÌØÕ÷£º·Ö×ÓÖÊÁ¿ºÍÌå»ý¶¼ºÜС£»·Ö×ÓÖ®¼äÓмä¸ô£»·Ö×ÓÊÇÔÚ²»¶ÏÔ˶¯µÄ£»Í¬ÖÖÎïÖʵķÖ×ÓÐÔÖÊÏàͬ£¬²»Í¬ÎïÖʵķÖ×ÓÐÔÖʲ»Í¬£¬½áºÏÊÂʵ½øÐзÖÎöÅжϼ´¿É£®
½â´ð£º½â£ºA¡¢ÕáÌÇ·ÅÈëË®ÖÐÒ»¶Îʱ¼äºó£¬ÕáÌÇ¡°²»¼û¡±ÁË£¬¶øˮȴ±äÌðÁË£¬ÊÇÒòΪÕáÌÇ΢Á£ÊÇÔÚ²»¶ÏµÄÔ˶¯µÄ£¬Ô˶¯µ½ÁËˮ΢Á£µÄ¿Õ϶ÖÐÈ¥ÁË£¬¹ÊÑ¡Ïî½âÊÍÕýÈ·£®
B¡¢¾¯È®Ö´ÐÐÈÎÎñʱ£¬ÓñÇ×ÓÎÅÆøζÀ´×·×Ù×ï·¸£¬ÕâÊÇÓÉÓÚ¹¹³ÉÎïÖʵÄ΢Á£²»¶ÏÔ˶¯£¬²¢À©É¢µ½¿ÕÆøÖУ¬´Ì¼¤Á˱ÇÖеÄÐá¾õÉñ¾­Ï¸°û£¬¹ÊÑ¡Ïî½âÊÍÕýÈ·£®
C¡¢ÔÚÑô¹âϽ«ÊªÒ·þɹ¸É£¬ÊÇÒòΪζÈÉý¸ß£¬·Ö×ÓÔ˶¯µÄËÙÂʼӿ죬ˮ·Ö×ÓÔ˶¯µ½¿ÕÆøÖÐÈ¥ÁË£¬¹ÊÑ¡Ïî½âÊÍ´íÎó£®
D¡¢¸ÕÆá¹ýµÄ¼Ò¾ß´øÓÐÓÍÆáÆø棬ÊÇÒòΪ¹¹³ÉÓÍÆáµÄ΢Á£ÊÇÔÚ²»¶ÏµÄÔ˶¯µÄ£¬ÏòËÄÖÜÀ©É¢£¬Ê¹ÈËÃÇÎŵ½ÓÍÆáÆø棬¹ÊÑ¡Ïî½âÊÍÕýÈ·£®
¹ÊÑ¡C£®
µãÆÀ£º±¾ÌâÄѶȲ»´ó£¬ÕÆÎÕ·Ö×ӵĻù±¾ÐÔÖʼ°ÀûÓ÷Ö×ӵĻù±¾ÐÔÖÊ·ÖÎöºÍ½â¾öÎÊÌâµÄ·½·¨Êǽâ´ð´ËÀàÌâµÄ¹Ø¼ü
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡°´ÓÉú»î×ß½ø»¯Ñ§£¬´Ó»¯Ñ§×ßÏòÉç»á¡±£®ÇëÄãÓû¯Ñ§ÖªÊ¶»Ø´ðÒÔÏÂÎÊÌ⣺
£¨1£©Éç»áʵ¼ù»î¶¯Ð¡×éµÄͬѧµ½¾´ÀÏÔº¸øÕÔÄÌÄÌËÍÈ¥ÏÊ»¨ºÍÉúÈÕµ°¸â£®»¨ÏãÂúÎÝ£¬ÇëÓÃ΢Á£µÄ¹Ûµã½âÊÍÎŵ½ÏãζµÄÔ­Òò
·Ö×ÓÔÚ²»¶ÏÔ˶¯µÄ
·Ö×ÓÔÚ²»¶ÏÔ˶¯µÄ
£»
£¨2£©ÌìȻˮÖк¬ÓÐÐí¶àÔÓÖÊ£®×ÔÀ´Ë®Éú²ú¹ý³ÌÖУ¬³£Óõ½»îÐÔÌ¿£¬ÊÇÀûÓÃÆä
Îü¸½
Îü¸½
×÷Óã»
£¨3  ¼ÒÍ¥³ø·¿¾ÍÊÇÒ»¸ö»¯Ñ§Ð¡ÊÀ½ç£¬¿ÉÒÔÓóø·¿ÖеÄ
C2H4O2
C2H4O2
£¨»¯Ñ§Ê½£©³ýȥˮºøÖÐÓÐË®¹¸£®
£¨4£©¹¤ÈËʦ¸µÀûÓÃÒ»ÖÖÀ¶É«ÈÜÒºÔÚÌú°åÉÏ»®ºìÏßµÄÔ­Àí
Fe+CuSO4=FeSO4+Cu
Fe+CuSO4=FeSO4+Cu

£¨5£©Î¸Ëá¹ý¶àµÄ²¡ÈË¿ÉÒÔ·þÓú¬ÓÐAl£¨OH£©3µÄÒ©ÎïÀ´ÖкÍθËᣬÇëд³ö·¢ÉúµÄ»¯Ñ§·½³Ìʽ
Al£¨OH£©3+3HCl¨TAlCl3+3H2O
Al£¨OH£©3+3HCl¨TAlCl3+3H2O
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2009?´óÁ¬¶þÄ££©½«50mlË®ºÍ50mlË®»ìºÏºó×ÜÌå»ýµÈÓÚ100ml£»½«50mlË®ºÍ50ml¾Æ¾«»ìºÏºó×ÜÌå»ýСÓÚ100ml£»
£¨1£©ÓÃ΢Á£µÄ¹Ûµã½âÊ;ƾ«ºÍË®»ìºÏºó×ÜÌå»ý¼õСµÄÔ­Òò£®
£¨2£©Ä³»¯Ñ§»î¶¯Ð¡×é¶Ô¡°¾Æ¾«ºÍË®»ìºÏ¡±×öÁ˽øÒ»²½Ñо¿£¬µÃµ½Ï±íËùʾʵÑéÊý¾Ý£º
ʵÑéÐòºÅ Ë®µÄÌå»ý/ml ¾Æ¾«µÄÌå»ý/ml »ìºÏÇ°×ÜÌå»ý/ml »ìºÏºó×ÜÌå»ý/ml
1 87.8 12.2 100 98.8
2 66.2 33.8 100 97.7
3 44.4 55.6 100 96.4
4 16.7 83.3 100 97.6
5 8.2 91.8 100 98.5
·ÖÎö±íÖи÷×éʵÑéÊý¾Ý£¬»¹¿ÉÒÔ»ñµÃʲô½áÂÛ£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£ºÑ§Ï°Öܱ¨¡¡»¯Ñ§¡¡È˽̿αêÖп¼°æ¡¡2009£­2010ѧÄê¡¡µÚ4ÆÚ¡¡×Ü160ÆÚ È˽̿αêÖп¼°æ ÌâÐÍ£º058

¸ù¾ÝËùѧ֪ʶ£¬ÎÒÃÇ¿ÉÒÔ´Ó¡°µç½âˮʵÑ顱ÖлñµÃ¸ü¶àµÄÐÅÏ¢ºÍÀíÂÛ£®×°ÖÃÈçͼËùʾ£¬»Ø´ðÏÂÁÐÎÊÌ⣮

(1)AÊÔ¹ÜÊÕ¼¯µÄÆøÌåÊÇ________£¬Óûð²ñµãȼ£¬ÏÖÏóÊÇ________£®

(2)AÊԹܲúÉúµÄÆøÌåºÍBÊԹܲúÉúµÄÆøÌåµÄÌå»ý±ÈÊÇ________£®

(3)¸Ã·´Ó¦µÄÎÄ×Ö±í´ïʽΪ________£®Í¨¹ý¸ÃʵÑé˵Ã÷ÁËË®ÊÇÓÉ________×é³ÉµÄ£®

(4)ÏÂͼÊÇË®·Ö½âµÄ΢¹ÛʾÒâͼ£¬ÇëÓÃ΢Á£µÄ¹ÛµãÀ´½âÊÍË®·Ö½âµÄ¹ý³Ì________£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÓÃ΢Á£µÄ¹Ûµã¿ÉÒÔ½âÊÍÈÕ³£Éú»îÖеĺܶàÏÖÏó£®ÏÂÁжÔÉú»îÏÖÏóµÄ½âÊͲ»ÕýÈ·µÄÊÇ


  1. A.
    ÕáÌÇ·ÅÈëË®ÖÐÒ»¶Îʱ¼äºó£¬ÕáÌÇ¡°²»¼û¡±ÁË£¬¶øˮȴ±äÌðÁË£¬ÕâÊÇÓÉÓÚÕáÌÇ΢Á£Ô˶¯µ½ÁËˮ΢Á£µÄ¿Õ϶ÖÐ
  2. B.
    ¾¯È®Ö´ÐÐÈÎÎñʱ£¬ÓñÇ×ÓÎÅÆøζÀ´×·×Ù×ï·¸£¬ÕâÊÇÓÉÓÚ¹¹³ÉÎïÖʵÄ΢Á£²»¶ÏÔ˶¯²¢À©É¢µ½¿ÕÆøÖд̼¤Á˱ÇÖеÄÐá¾õÉñ¾­Ï¸°û
  3. C.
    ÔÚÑô¹âϽ«ÊªÒ·þɹ¸É£¬ÊÇÓÉÓÚ¹¹³ÉË®µÄ΢Á£ÊÜÑô¹âÕÕÉäºóήËõ³ÉÁ˺ÜСµÄ΢Á£
  4. D.
    ¸ÕÆá¹ýµÄ¼Ò¾ß´øÓÐÓÍÆáÆø棬ÕâÊÇÓÉÓÚ¹¹³ÉÓÍÆáµÄ΢Á£²»¶ÏÔ˶¯µÄ½á¹û

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸