Í­ÓÐÁ½ÖÖ³£¼ûµÄÑõ»¯ÎïCuOºÍCu2O£®Ä³Ñ§Ï°Ð¡×éÈ¡0.98g£¨Óþ«ÃÜÌìƽ²âÁ¿£©Cu£¨OH£©2¹ÌÌ壬½«Æä¼ÓÈÈÓÐÍ­µÄÑõ»¯ÎïÉú³É£¬ÆäÖÊÁ¿Ëæζȱ仯µÄÇúÏßÈçͼ1Ëùʾ£®

ÁíÍ⣬ijͬѧ»æÖÆÁËÈýÌõ±íʾ½ðÊôÑõ»¯ÎïÓëÆäËùº¬½ðÊôÔªËØÖÊÁ¿µÄ¹ØϵÇúÏߣ¬Èçͼ2Ëùʾ£®ÔòÏÂÁзÖÎöÕýÈ·µÄÊÇ£¨¡¡¡¡£©
·ÖÎö£ºÓÉ0.98 g Cu£¨OH£©2¿ÉÖªÆäÎïÖʵÄÁ¿Îªn£¨CuO£©=
0.98g
98g/mol
=0.01 mol£¬
A¡¢Í¼1ÖРCu£¨OH£©2ÎïÖʵÄÁ¿Îª0.01 mol£¬¿ÉÒÔÇó³öÈ«²¿Éú³ÉCuOʱµÄÖÊÁ¿£¬Í¬ÀíÈôÈ«²¿Éú³ÉCu2OÇó³öÆäÖÊÁ¿£»
B¡¢¸ù¾Ý»¯Ñ§·½³Ìʽ£¬4Cu2O
 ¸ßΠ
.
 
4Cu+2O2¹ý³ÌÖÐÓÐÑõÆø²úÉú£»
C¡¢CuOºÍÆäÖÐËùº¬CuÔªËصÄÖÊÁ¿¹ØϵÅжϣ»
D¡¢Í¼2ÖÐAµãÉϵÄÈκÎÒ»µã¶¼±íʾ½ðÊôÑõ»¯ÎïµÄÖÊÁ¿Ð¡ÓÚÆäÖÐËùº¬½ðÊôÔªËصÄÖÊÁ¿£®
½â´ð£º½â£ºA¡¢ÓÉ0.98 g Cu£¨OH£©2¿ÉÖªÆäÎïÖʵÄÁ¿Îª0.01 mol£¬ÈôÈ«²¿Éú³ÉCuO£¬ÔòÖÊÁ¿Îª0.01 mol¡Á80 g?mol-1=0.8g£¬ËùÒÔaµãÊÇCuO£¬ÈôÈ«²¿Éú³ÉCu2O£¬ÔòÖÊÁ¿Îª0.005 mol¡Á144 g?mol-1=0.72g£¬ËùÒÔbµãÊÇCu2O£¬¹ÊAÕýÈ·£»
B¡¢¸ù¾Ý»¯Ñ§·½³Ìʽ£¬4Cu2O
 ¸ßΠ
.
 
4Cu+2O2¹ý³ÌÖÐÓÐÑõÆø²úÉú£¬0.26 gÊÇË®ºÍÑõÆøµÄÖÊÁ¿ºÍ£¬¹ÊB´íÎó£»
C¡¢CuOºÍÆäÖÐËùº¬CuÔªËصÄÖÊÁ¿¹Øϵ£¨ÒÔCuOµÄÖÊÁ¿Îª10g¼ÆË㣩Ϊ£º
     CuO¡«Cu  
     80    64
     10g   8g     
¹Û²ìͼ2¿ÉÖª£¬B·ûºÏÉÏÊöÖÊÁ¿¹Øϵ£¬±íʾµÄÊÇCuO£¬¶øAµãÉϵÄÈκÎÒ»µã¶¼±íʾ½ðÊôÑõ»¯ÎïµÄÖÊÁ¿Ð¡ÓÚÆäÖÐËùº¬½ðÊôÔªËصÄÖÊÁ¿£¬¹ÊC´íÎó£»
D¡¢Í¼2ÖÐAÇúÏßÉϵÄÈκÎÒ»µã¶¼±íʾ½ðÊôÑõ»¯ÎïµÄÖÊÁ¿Ð¡ÓÚÆäÖÐËùº¬½ðÊôÔªËصÄÖÊÁ¿£¬ËùÒÔAÇúÏß´íÎó£¬ÓÉCÑ¡Ïî¿ÉÖªBÇúÏßÕýÈ·£¬CÇúÏßÉϵÄÈκÎÒ»µã¶¼±íʾ½ðÊôÑõ»¯ÎïµÄÖÊÁ¿´óÓÚÆäÖÐËùº¬½ðÊôÔªËصÄÖÊÁ¿£¬ËùÒÔCÇúÏßÒ²ÕýÈ·£¬¹ÊD´íÎó£»
¹ÊÑ¡A£®
µãÆÀ£º±¾Ì⿼²éÁËCu£¨OH£©2·Ö½âʱµÄÖÊÁ¿±ä»¯£¬¸ù¾ÝÓйط½³Ìʽ·ÖÎö¼´¿É£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014½ìºþ±±Ê¡¡¢»Æʯ¶þÖС¢¶õÖݸßÖиßÈý11ÔÂÁª¿¼»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

Í­ÓÐÁ½ÖÖ³£¼ûµÄÑõ»¯ÎïCuOºÍCu2O¡£Ä³Ñ§Ï°Ð¡×éÈ¡0.98  g(Óþ«ÃÜÌìƽ²âÁ¿)Cu(OH)2¹ÌÌ壬½«Æä¼ÓÈÈÓÐÍ­µÄÑõ»¯ÎïÉú³É£¬ÆäÖÊÁ¿Ëæζȱ仯µÄÇúÏßÈçͼ1Ëùʾ¡£

ÁíÍ⣬ijͬѧ»æÖÆÁËÈýÌõ±íʾ½ðÊôÑõ»¯ÎïÓëÆäËùº¬½ðÊôÔªËØÖÊÁ¿µÄ¹ØϵÇúÏߣ¬Èçͼ2Ëùʾ¡£ÔòÏÂÁзÖÎöÕýÈ·µÄÊÇ

A£®Í¼1ÖвúÎïA¡¢BµÄ»¯Ñ§Ê½·Ö±ðΪCu2OºÍCuO

B£®Í¼1Õû¸ö¹ý³ÌÖй²Éú³É0.26  g  H2O

C£®Í¼2ÈýÌõÇúÏßÖУ¬±íʾCuOºÍÆäÖÐËùº¬CuÔªËØÖÊÁ¿µÄ¹ØϵÇúÏßÊÇÇúÏßA

D£®Í¼2ÖлæÖÆ´íÎóµÄÇúÏß¹²2Ìõ

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014½ìºÓ±±Ê¡¸ßÈýÉÏѧÆÚÒ»µ÷¿¼ÊÔ»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

Í­ÓÐÁ½ÖÖ³£¼ûµÄÑõ»¯ÎïCuOºÍCu2O¡£Ä³Ñ§Ï°Ð¡×éÈ¡0.98g£¨Óþ«ÃÜÌìƽ²âÁ¿£©Cu(OH)2¹ÌÌå¼ÓÈÈ£¬ÓÐÍ­µÄÑõ»¯ÎïÉú³É£¬ÆäÖÊÁ¿Ëæζȱ仯Èçͼ1Ëùʾ£ºÁíÍ⣬ijͬѧ»æÖÆÁËÈýÌõ±íʾ½ðÊôÑõ»¯ÎïÓëÆäËùº¬½ðÊôÔªËصÄÖÊÁ¿µÄ¹ØϵÇúÏߣ¬Èçͼ2Ëùʾ¡£ÔòÏÂÁзÖÎöÕýÈ·µÄÊÇ

A£®Í¼1ÖУ¬Aµ½BµÄ¹ý³ÌÖÐÓÐ0.01 molµç×Ó·¢ÉúÁËתÒÆ

B£®Í¼1Õû¸ö¹ý³ÌÖй²Éú³É0.26 gË®

C£®Í¼2ÈýÌõÇúÏßÖУ¬±íʾCuOºÍÆäÖÐËùº¬CuÔªËØÖÊÁ¿¹ØϵµÄÇúÏßÊÇA

D£®Í¼1ÖÐAºÍB»¯Ñ§Ê½·Ö±ðΪCu2OºÍCuO

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2012-2013ѧÄêºÚÁú½­Ê¡¸ßÈýµÚ¶þ´Î½×¶Î¿¼ÊÔ»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

Í­ÓÐÁ½ÖÖ³£¼ûµÄÑõ»¯ÎïCuOºÍCu2O¡£Ä³Ñ§Ï°Ð¡×éÈ¡0.98g£¨Óþ«ÃÜÌìƽ²âÁ¿£©Cu(OH)2¹ÌÌå¼ÓÈÈ£¬ÓÐÍ­µÄÑõ»¯ÎïÉú³É£¬ÆäÖÊÁ¿Ëæζȱ仯Èçͼ1Ëùʾ£ºÁíÍ⣬ijͬѧ»æÖÆÁËÈýÌõ±íʾ½ðÊôÑõ»¯ÎïÓëÆäËùº¬½ðÊôÔªËصÄÖÊÁ¿µÄ¹ØϵÇúÏߣ¬Èçͼ2Ëùʾ¡£ÔòÏÂÁзÖÎöÕýÈ·µÄÊÇ£¨   £©

A£®Í¼1ÖУ¬Aµ½BµÄ¹ý³ÌÖÐÓÐ0.01 molµç×Ó·¢ÉúÁËתÒÆ

B£®Í¼1Õû¸ö¹ý³ÌÖй²Éú³É0.26 gË®

C£®Í¼2ÈýÌõÇúÏßÖУ¬±íʾCuOºÍÆäÖÐËùº¬CuÔªËØÖÊÁ¿¹ØϵµÄÇúÏßÊÇA

D£®Í¼1ÖÐAºÍB»¯Ñ§Ê½·Ö±ðΪCu2OºÍCuO

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2011-2012ѧÄêɽÎ÷Ê¡¸ßÈýµÚÒ»´ÎÄ£ÄâÊÔÌâÀí×Û»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

Í­ÓÐÁ½ÖÖ³£¼ûµÄÑõ»¯ÎCuOºÍCu2O¡£Ä³Ñ§Ï°Ð¡×éÈ¡0.98gCu(OH)2¹ÌÌå¼ÓÈÈ£¬ÓÐÍ­µÄÑõ»¯ÎïÉú³É£¬ÆäÖÊÁ¿Ëæζȱ仯Èçͼ1Ëùʾ£ºÁíÍ⣬ijͬѧ»æÖÆÁËÈýÌõ±íʾ½ðÊôÑõ»¯ÎïÓëÆäËùº¬½ðÊôÔªËصÄÖÊÁ¿µÄ¹ØϵÇúÏߣ¬Èçͼ2Ëùʾ£º

ÔòÏÂÁзÖÎöÕýÈ·µÄÊÇ£¨   £©

A£®Í¼1ÖвúÎïA¡¢BµÄ»¯Ñ§Ê½·Ö±ðΪCu2OºÍCuO

B£®Í¼1Õû¸ö¹ý³ÌÖй²Éú³É0.26gË®

C£®Í¼2ÈýÌõÇúÏßÖУ¬±íʾCuOºÍÆäÖÐËùº¬CuÔªËØÖÊÁ¿¹ØϵµÄÇúÏßÊÇC

D£®Í¼1ÖУ¬Aµ½B¹ý³ÌÖÐÓÐ0.01molµç×Ó·¢ÉúÁËתÒÆ

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸