£¨2008?ºØÖÝ£©Ïòº¬ÓÐAgNO3¡¢Cu£¨NO3£©2µÄÈÜÒºÖмÓÈëÒ»¶¨Á¿µÄпÁ££¬³ä·Ö·´Ó¦ºó¹ýÂË£¬ÏòÂ˳öµÄ¹ÌÌåÖеμÓÏ¡ÁòËᣬÓÐÆøÌåÉú³É£®ÔòÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
·ÖÎö£ºÔÚ½ðÊô»î¶¯ÐÔ˳ÐòÖУ¬ÇâÇ°µÄ½ðÊôÄÜÓëËá·´Ó¦Éú³ÉÇâÆø£¬Î»ÖÃÔÚÇ°µÄ½ðÊôÄܽ«Î»ÓÚÆäºóµÄ½ðÊô´ÓÆäÑÎÈÜÒºÖÐÖû»³öÀ´£¬ÏòÂ˳öµÄ¹ÌÌåÖеμÓÏ¡ÁòËᣬÓÐÆøÅݲúÉú£¬ËµÃ÷¹ÌÌåÖк¬ÓÐп£®¿É¸ù¾Ý½ðÊô»î¶¯Ë³Ðò½øÐзÖÎö½â´ð£®
½â´ð£º½â£ºÏòÂ˳öµÄ¹ÌÌåÖеμÓÏ¡ÁòËᣬÓÐÆøÅݲúÉú£¬ËµÃ÷¹ÌÌåÖк¬ÓÐп£¬¸ù¾Ý½ðÊô»î¶¯Ë³ÐòÖª£ºZn£¾Cu£¾Ag£»ËùÒÔAgNO3¡¢Cu£¨NO3£©2È«²¿·´Ó¦Éú³ÉÁ˵¥ÖÊÍ­ºÍÒø£®
A¡¢Â˳öµÄ¹ÌÌåÖÐÒ»¶¨º¬ÓÐCu¡¢Ag¡¢Fe£¬¹ÊA´íÎó£»
B¡¢Ð¿ÓÐÊ£Ó࣬AgNO3¡¢Cu£¨NO3£©2È«²¿·´Ó¦£¬ËùÒÔ¹ýÂ˺óµÄÂËÒºÖУ¬Ò»¶¨º¬ÓÐZn£¨NO3£©2£¬Ò»¶¨²»º¬ÓÐCu£¨NO3£©2ºÍAgNO3£¬¹ÊB´íÎó£»
C¡¢ÏòÂ˳öµÄ¹ÌÌåÖеμÓÏ¡ÁòËᣬÓÐÆøÅݲúÉú£¬ËµÃ÷¹ÌÌåÖк¬ÓÐп£¬¹ÊC´íÎó£»
D¡¢Ð¿ÓÐÊ£Ó࣬AgNO3¡¢Cu£¨NO3£©2È«²¿·´Ó¦£¬ËùÒÔ¹ýÂ˺óµÄÂËÒºÖУ¬Ò»¶¨º¬ÓÐZn£¨NO3£©2£¬Ò»¶¨²»º¬ÓÐCu£¨NO3£©2ºÍAgNO3£¬¹ÊD´íÎó£®
¹ÊÑ¡£ºB£®
µãÆÀ£º±¾Ì⿼²éÁ˽ðÊô»î¶¯ÐÔ˳ÐòµÄÓ¦Óã¬Íê³É´ËÌ⣬¿ÉÒÔÒÀ¾Ý½ðÊô»î¶¯ÐÔ˳Ðò¼°ÆäÒâÒå½øÐУ®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2008?ºØÖÝ£©ÈçͼÊDZíʾA¡¢BÁ½ÖÖÎïÖÊÔÚ²»Í¬Î¶ÈϵÄÈܽâ¶ÈÇúÏߣ®Çë¸ù¾Ýͼ»Ø´ðÎÊÌ⣺
£¨1£©Äã´ÓͼÖпɻñµÃµÄÒ»ÌõÐÅÏ¢ÊÇ£º
AµÄÈܽâ¶ÈËæζȵÄÉý¸ß±ä»¯²»´ó
AµÄÈܽâ¶ÈËæζȵÄÉý¸ß±ä»¯²»´ó
£®
£¨2£©ÔÚ20¡æʱ£¬Ïò100¿ËË®ÖмÓÈë40¿ËB£¬ËùµÃµÄÈÜÒºÊÇ
±¥ºÍ
±¥ºÍ
£¨Ìî¡°±¥ºÍ¡±»ò¡°²»±¥ºÍ¡±£©ÈÜÒº£¬½«´ËÈÜҺζÈÉý¸ßµ½40¡æ£¬ÈÜÒºµÄÖÊÁ¿»á
¼õС
¼õС
£¨Ìî¡°Ôö¼Ó¡±¡¢¡°²»±ä¡±»ò¡°¼õС¡±£©£®
£¨3£©·Ö±ð´ÓA¡¢BµÄÈÜÒºÖлñÈ¡´óÁ¿¾§Ì壬¶¼¿ÉÒÔ²ÉÓÃ
Õô·¢
Õô·¢
µÄ·½·¨£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸