ÕÅÄÏͬѧÏë²â¶¨Ä³³àÌú¿óÑùÆ·ÖÐÑõ»¯ÌúµÄÖÊÁ¿·ÖÊý£¬×ö·¨ÈçÏ£®Çë»Ø´ðÏÂÁÐÎÊÌâ(¼ÙÉè³àÌú¿óÑùÆ·ÖÐÔÓÖʲ»ÓëËá·´Ó¦£¬Ò²²»ÈÜÓÚË®)¡£

(1)ÅäÖÆÏ¡ÑÎËᣬÅäÖÆ400g7£®3£¥µÄÏ¡ÑÎËᣮÐèÒªÈç±êÇ©Éϱê×¢µÄŨÑÎËáµÄÖÊÁ¿ÊÇ_______________

(2)½«³àÌú¿ó·ÛÄ©ÓëÏ¡ÑÎËá»ìºÏ£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ  ______________________________

(3)È¡20gµÄ³àÌú¿ó·ÛÓë300gµÄ7£®3£¥µÄÏ¡ÑÎËáÇ¡ºÃÍêÈ«·´Ó¦£¬Çó½âÉú³ÉÂÈ»¯ÌúÖÊÁ¿XµÄ±ÈÀýʽΪ______________________________

(4)´Ë³àÌú¿óÖÐÑõ»¯ÌúµÄÖÊÁ¿·ÖÊýΪ_______________

£¨5£©Ïò!·´Ó¦ºóËùµÃÈÜÒºÖмÓÈë9gË®£¬Ôò×îÖÕËùµÃÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýÊÇ_______________

(6)ÈôÓÃÉÏÊö³àÌú¿óÒ±Á¶ÉúÌú63t£¬ÉúÌúÖÐÔÓÖʺ¬Á¿Îª4£¥£¬Á¶Ìú¹ý³ÌÖÐÉúÌúµÄËðʧÂÊΪ20%£¬Çó½âÐèÒª´Ë¿óʯµÄÖÊÁ¿Îª£º_______________

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÕÅÄÏͬѧÏë²âÁ¿Ä³³àÌú¿óÑùÆ·ÖÐÑõ»¯ÌúµÄ´¿¶È£¨¼ÙÉèÆäËû³É·Ö²»ºÍËá·´Ó¦£¬Ò²²»ÈÜÓÚË®£©£¬½øÐÐÈçÏÂʵÑ飮Çë»Ø´ðÓйØÎÊÌ⣮
£¨1£©ÅäÖÆÏ¡ÁòËᣮÅäÖÆlOOg 20%µÄÏ¡ÁòËᣬÐèÒª80%µÄŨÁòËáµÄÖÊÁ¿ÊÇ
 

£¨2£©ÊµÑé²â¶¨£®³ÆÈ¡lOg³àÌú¿óÑùÆ·£¬¼ÓÈëµ½ÉÕ±­ÖУ¬ÔÙ¼ÓÈëÒ»¶¨Á¿¸ÕÅäºÃµÄÏ¡ÁòËᣬÖÁÇ¡ºÃÍêÈ«·´Ó¦ºó£¬¹ýÂË£¬µÃÂËÔü2g£®
¢Ùд³öÓйط´Ó¦µÄ»¯Ñ§·½³Ìʽ
 

¢Úд³öÇó½â²Î¼Ó·´Ó¦Ï¡ÁòËáÖÐÁòËáµÄÖÊÁ¿£¨x£©µÄ±ÈÀýʽ
 

¢Û³àÌú¿óÑùÆ·ÖÐÑõ»¯ÌúµÄÖÊÁ¿·ÖÊýΪ
 
£»
¢ÜÈôÏòÉÏÊö·´Ó¦ºóµÄÂËÒºÖмÓÈë18.5gË®£¬×îÖյõ½ÈÜÒºÈÜÖʵÄÖÊÁ¿·ÖÊýΪ
 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2012?¹þ¶û±õһģ£©ÕÅÄÏͬѧÏë²â¶¨Ä³³àÌú¿óÑùÆ·ÖÐÑõ»¯ÌúµÄÖÊÁ¿·ÖÊý£¬×ö·¨ÈçÏ£®Çë»Ø´ðÏÂÁÐÎÊÌ⣨¼ÙÉè³àÌú¿óÑùÆ·ÖÐÔÓÖʲ»ÓëËá·´Ó¦£¬Ò²²»ÈÜÓÚË®£©£®
£¨1£©ÅäÖÆÏ¡ÑÎËᣬÅäÖÆ400g7.3%µÄÏ¡ÑÎËᣮÐèÒªÈçͼ±êÇ©Éϱê×¢µÄŨÑÎËáµÄÖÊÁ¿ÊÇ
80g
80g
£»
£¨2£©½«³àÌú¿ó·ÛÄ©ÓëÏ¡ÑÎËá»ìºÏ£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ
Fe2O3+6HCl=2FeCl3+3H2O£»
Fe2O3+6HCl=2FeCl3+3H2O£»
£»
£¨3£©È¡20gµÄ³àÌú¿ó·ÛÓë300gµÄ7.3%µÄÏ¡ÑÎËáÇ¡ºÃÍêÈ«·´Ó¦£¬Çó½âÉú³ÉÂÈ»¯ÌúÖÊÁ¿XµÄ±ÈÀýʽΪ
219
325
=
21.9g
x
219
325
=
21.9g
x
£»
£¨4£©´Ë³àÌú¿óÖÐÑõ»¯ÌúµÄÖÊÁ¿·ÖÊýΪ
80%
80%
£»
£¨5£©Ïò·´Ó¦ºóËùµÃÈÜÒºÖмÓÈë9gË®£¬Ôò×îÖÕËùµÃÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýÊÇ
10%
10%
£»
£¨6£©ÈôÓÃÉÏÊö³àÌú¿óÒ±Á¶ÉúÌú63t£¬ÉúÌúÖÐÔÓÖʺ¬Á¿Îª4%£¬Á¶Ìú¹ý³ÌÖÐÉúÌúµÄËðʧÂÊΪ20%£¬Çó½âÐèÒª´Ë¿óʯµÄÖÊÁ¿Îª£º
120t
120t
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

ÕÅÄÏͬѧÏë²â¶¨Ä³³àÌú¿óÑùÆ·ÖÐÑõ»¯ÌúµÄÖÊÁ¿·ÖÊý£¬×ö·¨ÈçÏ£®Çë»Ø´ðÏÂÁÐÎÊÌ⣨¼ÙÉè³àÌú¿óÑùÆ·ÖÐÔÓÖʲ»ÓëËá·´Ó¦£¬Ò²²»ÈÜÓÚË®£©£®
£¨1£©ÅäÖÆÏ¡ÑÎËᣬÅäÖÆ400g7.3%µÄÏ¡ÑÎËᣮÐèÒªÈçͼ±êÇ©Éϱê×¢µÄŨÑÎËáµÄÖÊÁ¿ÊÇ________£»
£¨2£©½«³àÌú¿ó·ÛÄ©ÓëÏ¡ÑÎËá»ìºÏ£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ________£»
£¨3£©È¡20gµÄ³àÌú¿ó·ÛÓë300gµÄ7.3%µÄÏ¡ÑÎËáÇ¡ºÃÍêÈ«·´Ó¦£¬Çó½âÉú³ÉÂÈ»¯ÌúÖÊÁ¿XµÄ±ÈÀýʽΪ________£»
£¨4£©´Ë³àÌú¿óÖÐÑõ»¯ÌúµÄÖÊÁ¿·ÖÊýΪ________£»
£¨5£©Ïò·´Ó¦ºóËùµÃÈÜÒºÖмÓÈë9gË®£¬Ôò×îÖÕËùµÃÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýÊÇ________£»
£¨6£©ÈôÓÃÉÏÊö³àÌú¿óÒ±Á¶ÉúÌú63t£¬ÉúÌúÖÐÔÓÖʺ¬Á¿Îª4%£¬Á¶Ìú¹ý³ÌÖÐÉúÌúµÄËðʧÂÊΪ20%£¬Çó½âÐèÒª´Ë¿óʯµÄÖÊÁ¿Îª£º________£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º2012ÄêºÚÁú½­Ê¡¹þ¶û±õÊÐÄϸÚÇøÖп¼»¯Ñ§Ò»Ä£ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

ÕÅÄÏͬѧÏë²â¶¨Ä³³àÌú¿óÑùÆ·ÖÐÑõ»¯ÌúµÄÖÊÁ¿·ÖÊý£¬×ö·¨ÈçÏ£®Çë»Ø´ðÏÂÁÐÎÊÌ⣨¼ÙÉè³àÌú¿óÑùÆ·ÖÐÔÓÖʲ»ÓëËá·´Ó¦£¬Ò²²»ÈÜÓÚË®£©£®
£¨1£©ÅäÖÆÏ¡ÑÎËᣬÅäÖÆ400g7.3%µÄÏ¡ÑÎËᣮÐèÒªÈçͼ±êÇ©Éϱê×¢µÄŨÑÎËáµÄÖÊÁ¿ÊÇ______£»
£¨2£©½«³àÌú¿ó·ÛÄ©ÓëÏ¡ÑÎËá»ìºÏ£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ______£»
£¨3£©È¡20gµÄ³àÌú¿ó·ÛÓë300gµÄ7.3%µÄÏ¡ÑÎËáÇ¡ºÃÍêÈ«·´Ó¦£¬Çó½âÉú³ÉÂÈ»¯ÌúÖÊÁ¿XµÄ±ÈÀýʽΪ______£»
£¨4£©´Ë³àÌú¿óÖÐÑõ»¯ÌúµÄÖÊÁ¿·ÖÊýΪ______£»
£¨5£©Ïò·´Ó¦ºóËùµÃÈÜÒºÖмÓÈë9gË®£¬Ôò×îÖÕËùµÃÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýÊÇ______£»
£¨6£©ÈôÓÃÉÏÊö³àÌú¿óÒ±Á¶ÉúÌú63t£¬ÉúÌúÖÐÔÓÖʺ¬Á¿Îª4%£¬Á¶Ìú¹ý³ÌÖÐÉúÌúµÄËðʧÂÊΪ20%£¬Çó½âÐèÒª´Ë¿óʯµÄÖÊÁ¿Îª£º______£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸