ÌâÄ¿ÄÚÈÝ
ijͬѧΪÁ˲ⶨ»ÆÍм£¨ÓÉпºÍÍÐγɵĺϽð£©ÑùÆ·×é³É£¬È¡ËÄ·ÝÑùÆ··Ö±ð¼ÓÈëÏ¡ÁòËá·´Ó¦£¬ÆäʵÑéÊý¾Ý¼Ç¼ÈçÏÂ±í¡£
ÑùÆ· | µÚ1·Ý | µÚ2·Ý | µÚ3·Ý | µÚ4·Ý |
È¡ÑùÆ·ÖÊÁ¿£¨g£© | 50.0 | 50.0 | 50.0 | 50.0 |
È¡Ï¡ÁòËáÖÊÁ¿£¨g£© | 40.0 | 80.0 | 120.0 | 160.0 |
²úÉúÆøÌåÖÊÁ¿£¨g£© | 0.4 | 0.8 | 1.0 | m |
£¨2£©ÔÚËÄ·ÝÑùÆ·Ëù×öʵÑéÖУ¬Ï¡ÁòËáÓÐÊ£ÓàµÄÊÇ £»
£¨3£©ÁÐʽ¼ÆËã»ÆÍÑùÆ·ÖÐ͵ÄÖÊÁ¿·ÖÊý¡£
£¨4£©¼Ù»Æ½ðÍâ¹ÛÓë»Æ½ðÏàËÆ£¬Éç»áÉÏһЩ²»·¨·Ö×ÓÓûÆÍ£¨Cu-ZnºÏ½ð£©¼Ùð»Æ½ð½øÐÐթƻ¡£ÎªÁ˼ø±ð»Æͺͻƽð£¬ÒÔÏ·½·¨¿ÉÐеÄÊÇ ¡£
A£®¹Û²ìÑÕÉ« B£®×ÆÉÕ·¨ C£®¼ÓÏ¡ÁòËá D£®´ÅÌúÎüÒý E£®¼ÓÏõËáÒøÈÜÒº
£¨1£©1.0 £¨2£©3 ¡¢4 £¨3£©35% £¨4£©BCE
½âÎöÊÔÌâ·ÖÎö£º¸ù¾ÝÌâÒâ¿ÉÖª£¬½«Ï¡ÁòËá¼ÓÈëÍпºÏ½ðÖУ¬Ð¿ÄÜÓëÏ¡ÁòËá·´Ó¦²úÉúÇâÆø£¬¶øͲ»·´Ó¦£¬¹ÊËæ×ÅÁòËáµÄ¼ÓÈ룬ÇâÆøµÄÖÊÁ¿»á²»¶ÏÔö´ó£»¸ù¾Ý±í¸ñ¿ÉÖª£¬Ç°Á½·Ý£¬Ã¿ÏûºÄ40gÏ¡ÁòËᶼÉú³É0.4gÇâÆø£¬¹ÊµÚ3·Ý¼ÓÈë120gÏ¡ÁòËáʱ£¬Ó¦Éú³É1.2gÇâÆø£¬µ«½á¹ûÉú³ÉÁË1.0gÇâÆø£¬ËµÃ÷½ðÊôпÒÑÍêÈ«·´Ó¦£¬¶øÏ¡ÁòËáÓÐÊ£Ó࣬ͬʱ˵Ã÷ÿÏûºÄ50gºÏ½ð£¬¹²²úÉú1.0gÇâÆø¡£
£¨1£©ÓÉÉÏÃæµÄ·ÖÎö¿ÉÖª£¬50gºÏ½ðÓë120gÏ¡ÁòËᷴӦʱ£¬½ðÊôпÒÑÍêÈ«·´Ó¦£¬¶øÏ¡ÁòËáÓÐÊ£Óࣻ¹ÊµÚ4·Ý£¬50gºÏ½ðÓë160gÏ¡ÁòËᷴӦʱ£¬Í¬Ñù½ðÊôп»áÍêÈ«·´Ó¦£¬¶øÏ¡ÁòËá»áÓÐÊ£Ó࣬¹Ê²úÉúÇâÆøͬÑùΪ1.0g¡£
£¨2£©ÔÚËÄ·ÝÑùÆ·Ëù×öʵÑéÖУ¬Ï¡ÁòËáÓÐÊ£ÓàµÄÊÇ3 ¡¢4¡£
£¨3£©¸ù¾ÝÌâÒâÊéд»¯Ñ§·½³Ìʽ£¬²¢ÀûÓÃÇâÆøµÄÖÊÁ¿£¬½áºÏ·½³ÌʽÖÐÇâÆøÓëпµÄÖÊÁ¿±È£¬Çó³öпµÄÖÊÁ¿£¬½ø¶øÇó³öºÏ½ðÖÐ͵ÄÖÊÁ¿¼°ÆäÖÊÁ¿·ÖÊý¡£
½â£ºÉèÔ»ìºÏÎïÖк¬Ð¿µÄÖÊÁ¿Îªx
Zn + H2SO4 = ZnSO4 + H2¡ü
65 2
x 1.0g
½âµÃ£¬x=32.5g
Ôò»ÆÍÑùÆ·ÖÐ͵ÄÖÊÁ¿=50.0g-32.5g=17.5g£»
ËùÒÔ£¬»ÆÍÑùÆ·ÖÐ͵ÄÖÊÁ¿·ÖÊý=
£¨4£©¸ù¾ÝCu-ZnºÏ½ðÖÐCu¡¢ZnµÄÐÔÖʵı¾Ìâ·ÖÎö¡£
A£®»ÆͺͻƽðµÄÑÕÉ«½Ó½ü£¬¹ÊÓù۲ìÑÕÉ«µÄ·½·¨ÎÞ·¨Çø±ð£¬´íÎó£»
B£®¡°Õæ½ð²»Å»ðÁ¶¡±£¬»Æ½ðÔÚ¸ßÎÂÏÂÒ²²»Ò×ÓÚ¿ÕÆøÖеÄÑõÆø·´Ó¦£¬¶øÍ¡¢Ð¿ÔÚ¸ßÎÂÏÂÄÜÓë¿ÕÆøÖеÄÑõÆø·´Ó¦£¬¿É·Ö±ð×ÆÉÕ£¬¹Û²ìÓÐÑÕÉ«±ä»¯µÄÊǺϽ𣬹ʿÉÒÔÇø±ð£¬ÕýÈ·£»
C£®¸ù¾Ý½ðÊô»î¶¯ÐÔ˳Ðò¿ÉÖª£¬½ð¡¢ÍÊôÓÚHºó½ðÊô£¬²»ÓëÏ¡ÁòËá·´Ó¦£»¶øпÊôÓÚHÇ°½ðÊô£¬ÄÜÓëÏ¡ÁòËá·´Ó¦£¬²¢²úÉúÆøÅÝ£¬¹Ê¿ÉÓÃÏ¡ÁòËáÇø±ð£¬ÕýÈ·£»
D£®ÓÉÓڻƽð¡¢Í¡¢Ð¿¶¼²»Äܱ»´ÅÌúÎüÒý£¬¹ÊÎÞ·¨Çø±ð£¬´íÎó£»
E£®¸ù¾Ý½ðÊô»î¶¯ÐÔ˳Ðò¿ÉÖª£¬Ð¿£¾Í£¾Òø£¾½ð£¬¹Ê»Æ½ð²»ÓëÏõËáÒøÈÜÒº·´Ó¦£¬¶øÍ¡¢Ð¿ÄÜÓëÏõËáÒøÈÜÒº·´Ó¦²úÉúÒø°×É«ÎïÖÊ£¬¹Ê¿ÉÓÃÏõËáÒøÈÜÒºÇø±ð£¬ÕýÈ·¡£¹ÊÑ¡BCE
¿¼µã£º¸ù¾Ý»¯Ñ§·´Ó¦·½³ÌʽµÄ¼ÆË㣬ÓйØÈÜÖÊÖÊÁ¿·ÖÊýµÄ¼òµ¥¼ÆË㣬½ðÊô»î¶¯ÐÔ˳Ðò¼°ÆäÓ¦ÓÃ
µãÆÀ£º´ËÌâÊǹØÓÚ»¯Ñ§·½³Ìʽ¼°ÈÜÖÊÖÊÁ¿·ÖÊýµÄ¼ÆËãÌ⣬Ö÷ÒªÊÇÀûÓÃͼ±í¼°·´Ó¦·½³ÌʽÀ´·ÖÎöºÍ½â¾ö»¯Ñ§¼ÆËãÖеÄÓйØÎÊÌ⣬ҪÇóѧÉúÓнÏÇ¿µÄÊý¾Ý·ÖÎöÄÜÁ¦£»½âÌâµÄ¹Ø¼üÊÇÒªÃ÷È·µÚ¼¸·Ý¼ÓÈëÏ¡ÁòËáºó£¬½ðÊôÊÇÍêÈ«·´Ó¦£¬È»ºó¸ù¾ÝÏà¹ØµÄ»¯Ñ§·´Ó¦·½³Ìʽ£¬²¢ÒÀ¾ÝÒÑÖªÁ¿¶Ôδ֪µÄÓ¦ÇóÁ¿½øÐÐÇó½â¼ÆËã¼´¿É£¬×¢Òâ½âÌâÒª¹æ·¶¡£
ÊÔ¼ÆË㣺
ÑùÆ· | µÚ1·Ý | µÚ2·Ý | µÚ3·Ý | µÚ4·Ý |
È¡ÑùÆ·ÖÊÁ¿£¨g£© | 50.0 | 50.0 | 50.0 | 50.0 |
È¡Ï¡ÁòËáÖÊÁ¿£¨g£© | 40.0 | 80.0 | 120.0 | 160.0 |
²úÉúÆøÌåÖÊÁ¿£¨g£© | 0.4 | 0.8 | 1.0 | 1.0 |
£¨2£©ÁÐʽ¼ÆËã»ÆÍмÑùÆ·ÖеÄпµÄÖÊÁ¿·ÖÊýºÍËùÓÃÏ¡ÁòËáÖÐÈÜÖʵÄÖÊÁ¿·ÖÊý£®
1 | 2 | 3 | 4 | |
È¡ÑùÆ·ÖÊÁ¿£¨g£© | 50.0 | 50.0 | 50.0 | 50.0 |
È¡Ï¡ÁòËáÖÊÁ¿£¨g£© | 40.0 | 80.0 | 120.0 | 160.0 |
²úÉúÆøÌåÖÊÁ¿£¨g£© | 0.4 | 0.8 | 1.0 | 1.0 |
£¨2£©ËùÓÃÏ¡ÁòËáÖÐÈÜÖʵÄÖÊÁ¿·ÖÊý£®
Ñù Æ· | µÚ1·Ý | µÚ2·Ý | µÚ3·Ý | µÚ4·Ý |
È¡ÑùÆ·ÖÊÁ¿£¨g£© | 50.0 | 50.0 | 50.0 | 50.0 |
È¡Ï¡ÁòËáÖÊÁ¿£¨g£© | 40.0 | 80.0 | 120.0 | 160.0 |
²úÉúÆøÌåÖÊÁ¿£¨g£© | 0.4 | 0.8 | 1.0 | 1.0 |
£¨1£©¾·ÖÎö£¬ÔÚµÚ2·ÝÑùÆ·²âµÃµÄÊý¾ÝÖУ¬
£¨2£©ÁÐʽ¼ÆËãËùÓÃÏ¡ÁòËáÖÐÈÜÖʵÄÖÊÁ¿·ÖÊý£®
£¨3£©ÇëÔÚÏÂͼÖл³öÔÚ50.0gÑùÆ·ÖмÓÏ¡ËáµÄÖÊÁ¿Óë²úÉúÆøÌåÖÊÁ¿±ä»¯¹ØϵµÄʾÒâͼ£®
Ñù Æ· | µÚ1·Ý | µÚ2·Ý | µÚ3·Ý | µÚ4·Ý |
È¡ÑùÆ·ÖÊÁ¿£¨g£© | 50.0 | 50.0 | 50.0 | 50.0 |
È¡Ï¡ÁòËáÖÊÁ¿£¨g£© | 40.0 | 80.0 | 120.0 | 160.0 |
²úÉúÆøÌåÖÊÁ¿£¨g£© | 0.4 | 0.8 | 1.0 | 1.0 |
ÊÔ¼ÆË㣺
£¨1£©¾·ÖÎö£¬ÔÚµÚ1·ÝÑùÆ·²âµÃµÄÊý¾ÝÖУ¬
£¨2£©ÁÐʽ¼ÆËã»ÆÍмÑùÆ·ÖеÄпµÄÖÊÁ¿·ÖÊýºÍËùÓÃÏ¡ÁòËáÖÐÈÜÖʵÄÖÊÁ¿·ÖÊý£»
£¨3£©ÇëÔÚÈçͼÖл³öÔÚ50.0gÑùÆ·ÖмÓÏ¡ÁòËáµÄÖÊÁ¿Óë²úÉúÆøÌåÖÊÁ¿±ä»¯¹ØϵµÄʾÒâͼ£®
ÑùÆ· | µÚ1·Ý | µÚ2·Ý | µÚ3·Ý | µÚ4·Ý |
È¡ÑùÆ·ÖÊÁ¿£¨g£© | 50.0 | 50.0 | 50.0 | 50.0 |
È¡Ï¡ÁòËáÖÊÁ¿£¨g£© | 40.0 | 80.0 | 120.0 | 160.0 |
²úÉúÆøÌåÖÊÁ¿£¨g£© | 0.4 | 0.8 | 1.0 | 1.0 |
£¨1£©ÔÚËÄ·ÝÑùÆ·Ëù×öʵÑéÖУ¬Ï¡ÁòËáÓÐÊ£ÓàµÄÊÇ
£¨2£©»ÆÍмÓëÏ¡ÁòËáÇ¡ºÃÍêÈ«·´Ó¦Ê±µÄÖÊÁ¿±ÈΪ
£¨3£©ÁÐʽ¼ÆËã»ÆÍÑùÆ·ÖÐ͵ÄÖÊÁ¿·ÖÊý£®