¼ÆËãÌ⣺ijƷÅƲ¹Ìú¼Á£¨¼ûͼ£©µÄʹÓÃ˵Ã÷Ê鲿·ÖÄÚÈÝÈçÏ£º
¡¾³É·Ý¡¿±¾Æ·Ã¿´üº¬¸»ÂíËáÑÇÌú0.1g£¬
¸»ÂíËáÑÇÌúµÄ»¯Ñ§Ê½£ºC4H2FeO4£®
¡¾¹¦ÄÜÖ÷ÖΡ¿ÓÃÓÚ¸÷ÖÖÔ­Òò£¨ÈçÂýÐÔʧѪ¡¢ÓªÑø²»Á¼£©ÒýÆðµÄȱÌúÐÔƶѪ
¡¾Ó÷¨ÓÃÁ¿¡¿¿Ú·þ£®
¶ùͯ£ºÒ»´Î0.1g£¬Ò»ÈÕ1-3´Î£»
³ÉÈË£ºÒ»´Î0.2g£¬Ò»ÈÕ3-4´Î
£¨1£©¸»ÂíËáÑÇÌúº¬ÓÐ
4
4
ÖÖÔªËØ£¬¸»ÂíËáÑÇÌúµÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª
170
170
£®
£¨2£©¸»ÂíËáÑÇÌúÖÐ̼¡¢ÇâÔªËصÄÖÊÁ¿±ÈΪ
24£º1
24£º1
£¬¸»ÂíËáÑÇÌúÖÐÌúÔªËصÄÖÊÁ¿·ÖÊýΪ
32.9%
32.9%
£®
£¨3£©Èô¶ùͯÿÈÕ°´·þÓÃ×î´óÁ¿ÉãÈë¸Ã²¹Ìú¼Á£¬Ò»Ìì¿É²¹³äÌúÔªËصÄÖÊÁ¿Îª
98.7
98.7
g£®
·ÖÎö£º£¨1£©ÔËÓû¯Ñ§Ê½µÄÒâÒåºÍ¸ù¾Ý»¯Ñ§Ê½µÄ¼ÆËã½â´ð£®
£¨2£©ÔËÓû¯Ñ§Ê½¼ÆËãÔªËصÄÖÊÁ¿±ÈºÍijԪËصÄÖÊÁ¿·ÖÊý½â´ð£®
£¨3£©ÔËÓÃÌâÖÐÐÅÏ¢ºÍÌúÔªËصÄÖÊÁ¿·ÖÊý¼ÆË㣮
½â´ð£º½â£º£¨1£©¸»ÂíËáÑÇÌúµÄ»¯Ñ§Ê½£ºC4H2FeO4¿ÉÖª¸»ÂíËáÑÇÌúÖк¬ÓÐ4ÖÖÔªËØ£¬Ïà¶Ô·Ö×ÓÖÊÁ¿=12¡Á4+1¡Á2+56+16¡Á4=170£¬¹Ê£¨1£©´ð°¸£º4   170
£¨2£©¸»ÂíËáÑÇÌúµÄ»¯Ñ§Ê½£ºC4H2FeO4ÖÐC£ºH=48£º2=24£º1£¬C4H2FeO4ÖÐFe%=
56
170
¡Á100%=32.1%£¬¹Ê£¨2£©´ð°¸£º24£º1   32.1%
£¨3£©¶ùͯ£ºÒ»´Î0.1g£¬0.1g¸»ÂíËáÑÇÌúÖÐÌúÔªËصÄÖÊÁ¿Îª0.1g¡Á32.9%=0.0321g=32.9g£¬Ã¿ÈÕÈý´Î£¬Ã¿ÌìÉãÈëÌúÔªËصÄÖÊÁ¿Îª£º32.9¡Á3=98.7g£¬¹Ê£¨3£©´ð°¸£º98.7g
µãÆÀ£º±¾ÌâÖص㿼²éÁ˸ù¾Ý»¯Ñ§Ê½µÄ¼ÆË㣬²àÖØ»ù´¡ÖªÊ¶µÄÓ¦Óã¬×¢ÖؼÆËãÄÜÁ¦µÄ¿¼²é£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

¼ÆËãÌ⣺ijƷÅƲ¹Ìú¼Á£¨¼ûͼ£©µÄʹÓÃ˵Ã÷Ê鲿·ÖÄÚÈÝÈçÏ£º
¡¾³É·Ý¡¿±¾Æ·Ã¿´üº¬¸»ÂíËáÑÇÌú0.1g£¬
¸»ÂíËáÑÇÌúµÄ»¯Ñ§Ê½£ºC4H2FeO4£®
¡¾¹¦ÄÜÖ÷ÖΡ¿ÓÃÓÚ¸÷ÖÖÔ­Òò£¨ÈçÂýÐÔʧѪ¡¢ÓªÑø²»Á¼£©ÒýÆðµÄȱÌúÐÔƶѪ
¡¾Ó÷¨ÓÃÁ¿¡¿¿Ú·þ£®
¶ùͯ£ºÒ»´Î0.1g£¬Ò»ÈÕ1-3´Î£»
³ÉÈË£ºÒ»´Î0.2g£¬Ò»ÈÕ3-4´Î
£¨1£©¸»ÂíËáÑÇÌúº¬ÓÐ______ÖÖÔªËØ£¬¸»ÂíËáÑÇÌúµÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª______£®
£¨2£©¸»ÂíËáÑÇÌúÖÐ̼¡¢ÇâÔªËصÄÖÊÁ¿±ÈΪ______£¬¸»ÂíËáÑÇÌúÖÐÌúÔªËصÄÖÊÁ¿·ÖÊýΪ______£®
£¨3£©Èô¶ùͯÿÈÕ°´·þÓÃ×î´óÁ¿ÉãÈë¸Ã²¹Ìú¼Á£¬Ò»Ìì¿É²¹³äÌúÔªËصÄÖÊÁ¿Îª______g£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º2011-2012ѧÄê±±¾©Êк£µíÇø¾ÅÄ꼶£¨ÉÏ£©ÆÚÖл¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

¼ÆËãÌ⣺ijƷÅƲ¹Ìú¼Á£¨¼ûͼ£©µÄʹÓÃ˵Ã÷Ê鲿·ÖÄÚÈÝÈçÏ£º
¡¾³É·Ý¡¿±¾Æ·Ã¿´üº¬¸»ÂíËáÑÇÌú0.1g£¬
¸»ÂíËáÑÇÌúµÄ»¯Ñ§Ê½£ºC4H2FeO4£®
¡¾¹¦ÄÜÖ÷ÖΡ¿ÓÃÓÚ¸÷ÖÖÔ­Òò£¨ÈçÂýÐÔʧѪ¡¢ÓªÑø²»Á¼£©ÒýÆðµÄȱÌúÐÔƶѪ
¡¾Ó÷¨ÓÃÁ¿¡¿¿Ú·þ£®
¶ùͯ£ºÒ»´Î0.1g£¬Ò»ÈÕ1-3´Î£»
³ÉÈË£ºÒ»´Î0.2g£¬Ò»ÈÕ3-4´Î
£¨1£©¸»ÂíËáÑÇÌúº¬ÓÐ______ÖÖÔªËØ£¬¸»ÂíËáÑÇÌúµÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª______£®
£¨2£©¸»ÂíËáÑÇÌúÖÐ̼¡¢ÇâÔªËصÄÖÊÁ¿±ÈΪ______£¬¸»ÂíËáÑÇÌúÖÐÌúÔªËصÄÖÊÁ¿·ÖÊýΪ______£®
£¨3£©Èô¶ùͯÿÈÕ°´·þÓÃ×î´óÁ¿ÉãÈë¸Ã²¹Ìú¼Á£¬Ò»Ìì¿É²¹³äÌúÔªËصÄÖÊÁ¿Îª______g£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸