CºÍCuOÔÚÒ»¶¨Î¶ÈÏ·´Ó¦£¬²úÎïÓÐCu¡¢Cu2O¡¢CO¡¢CO2¡£½«1.20 g C¸ú16.0 g CuO»ìºÏ£¬¸ô¾ø¿ÕÆø¼ÓÈÈ£¬½«Éú³ÉµÄÆøÌåÈ«²¿Í¨¹ý×ãÁ¿µÄ³ÎÇåʯ»ÒË®£¬·´Ó¦Ò»¶Îʱ¼äºó¹²ÊÕ¼¯µ½1.12 LÆøÌ壨±ê×¼×´¿ö£©£¬Éú³É³ÁµíµÄÖÊÁ¿Îª5.00 g¡£ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ

A£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖл¹º¬ÓÐ̼

B£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎï×ÜÖÊÁ¿Îª13.6 g

C£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖÐÑõ»¯ÎïµÄÎïÖʵÄÁ¿Îª0.05 mol

D£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖе¥ÖÊCuµÄÖÊÁ¿Îª12.8 g

 

¡¾´ð°¸¡¿

BC

¡¾½âÎö¡¿

ÊÔÌâ·ÖÎö£ºn£¨C£©=0.1mol,n£¨CuO£©=0.2mol.n£¨CaCO3£©=n£¨CO2£©= 5.00 g¡Â100g/mol= 0.05mol,n£¨CO£©=1.12L¡Â 22.4L/mol =0.05mol, n£¨CO2£©+ n£¨CO£©=n£¨C£©=0.1molËùÒÔ¹ÌÌåÖÐÎÞ̼µ¥ÖÊ´æÔÚ¡£ÆøÌåÖеÄÑõÔªËصÄÎïÖʵÄÁ¿Îªn£¨O£©= 2n£¨CO2£©+ n£¨CO£©=0.15mol< n£¨CuO£©=0.2mol,ËùÒÔ¹ÌÌåÖл¹º¬ÓÐ0.05molµÄCu2OÆäÖÊÁ¿Îª0.05mol¡Á144g/mol=7.2g,£¬º¬ÓÐCuµÄÖÊÁ¿Îª£¨0.2mol-0.05mol¡Á2£©¡Á64g/mol=6.4g.ËùÒÔ¹ÌÌåµÄ×ÜÖÊÁ¿Îª7.2g+6.4g=13.6 g.¹ÊÕýÈ·Ñ¡ÏîΪB C¡£

¿¼µã£º¿¼²é¹ØÓÚCºÍCuOÔÚÒ»¶¨Î¶ÈÏ·´Ó¦²úÎïµÄ³É·ÖµÄÈ·¶¨µÄ֪ʶ¡£

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

CºÍCuOÔÚÒ»¶¨Î¶ÈÏ·´Ó¦£¬²úÎïÓÐCu¡¢Cu2O¡¢CO¡¢CO2£®½«1.20g C¸ú16.0g CuO»ìºÏ£¬¸ô¾ø¿ÕÆø¼ÓÈÈ£¬½«Éú³ÉµÄÆøÌåÈ«²¿Í¨¹ý×ãÁ¿µÄ³ÎÇåʯ»ÒË®£¬·´Ó¦Ò»¶Îʱ¼äºó¹²ÊÕ¼¯µ½1.12LÆøÌ壨±ê×¼×´¿ö£©£¬Éú³É³ÁµíµÄÖÊÁ¿Îª5.00g£®ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖл¹º¬ÓÐ̼B¡¢·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎï×ÜÖÊÁ¿Îª13.6gC¡¢·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖÐÑõ»¯ÎïµÄÎïÖʵÄÁ¿Îª0.05molD¡¢·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖе¥ÖÊCuµÄÖÊÁ¿Îª12.8g

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013-2014ѧÄêºÓ±±ºâË®ÖÐѧ¸ßÈýÉÏѧÆÚÆÚÖп¼ÊÔ»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

CºÍCuOÔÚÒ»¶¨Î¶ÈÏ·´Ó¦£¬²úÎïÓÐCu¡¢Cu2O¡¢CO¡¢CO2¡£Èô½«2.00 g C¸ú16.0 g CuO»ìºÏ£¬¸ô¾ø¿ÕÆø¼ÓÈÈ£¬½«Éú³ÉµÄÆøÌåÈ«²¿Í¨¹ý×ãÁ¿µÄ³ÎÇåʯ»ÒË®£¬·´Ó¦Ò»¶Îʱ¼äºó¹²ÊÕ¼¯µ½1.12 LÆøÌ壨±ê×¼×´¿ö£©£¬Éú³É³ÁµíµÄÖÊÁ¿Îª5.00 g¡£ÏÂÁÐ˵·¨´íÎóµÄÊÇ£¨    £©

A£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖÐCuµÄÖÊÁ¿Îª1 2.8 g

B£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖл¹º¬ÓÐ̼

C£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎï×ÜÖÊÁ¿Îª14.4 g

D£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖÐÑõ»¯ÎïµÄÎïÖʵÄÁ¿Îª0.05mol

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014½ìºÓ±±Ê¡¸ßÈýµ÷Ñп¼ÊÔÀí×Û»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

CºÍCuOÔÚÒ»¶¨Î¶ÈÏ·´Ó¦£¬²úÎïÓÐCu¡¢Cu2O¡¢CO¡¢CO2¡£½«2.00 g C¸ú16.0 g CuO»ìºÏ£¬¸ô¾ø¿ÕÆø¼ÓÈÈ£¬½«Éú³ÉµÄÆøÌåÈ«²¿Í¨¹ý×ãÁ¿µÄ³ÎÇåʯ»ÒË®£¬·´Ó¦Ò»¶Îʱ¼äºó¹²ÊÕ¼¯µ½1.12 LÆøÌå(±ê×¼×´¿ö)£¬Éú³É³ÁµíµÄÖÊÁ¿Îª5.00 g¡£ÏÂÁÐ˵·¨´íÎóµÄÊÇ£¨   £©

A£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖл¹º¬ÓÐ̼

B£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎï×ÜÖÊÁ¿Îª14.4 g

C£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖе¥ÖÊCuµÄÖÊÁ¿Îª12.8 g

D£®·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖÐÑõ»¯ÎïµÄÎïÖʵÄÁ¿Îª0.05 mol

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2010-2011ѧÄêËÄ´¨Ê¡¸ßÈý12ÔÂÔ¿¼£¨Àí×Û£©»¯Ñ§²¿·Ö ÌâÐÍ£ºÑ¡ÔñÌâ

CºÍCuOÔÚÒ»¶¨Î¶ÈÏ·´Ó¦£¬²úÎïÓÐCu¡¢Cu2O¡¢CO¡¢CO2¡£½«2.00 g C¸ú16.0 g CuO»ìºÏ£¬¸ô¾ø¿ÕÆø¼ÓÈÈ£¬½«Éú³ÉµÄÆøÌåÈ«²¿Í¨¹ý×ãÁ¿µÄ³ÎÇåʯ»ÒË®£¬·´Ó¦Ò»¶Îʱ¼äºó¹²ÊÕ¼¯µ½1.12 LÆøÌå(±ê×¼×´¿ö)£¬Éú³É³ÁµíµÄÖÊÁ¿Îª5.00 g¡£ÏÂÁÐ˵·¨´íÎóµÄÊÇ

  A.·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖе¥ÖÊCuµÄÖÊÁ¿Îª12.8 g

  B.·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖл¹º¬ÓÐ̼

  C.·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎï×ÜÖÊÁ¿Îª14.4 g

  D.·´Ó¦ºóµÄ¹ÌÌå»ìºÏÎïÖÐÑõ»¯ÎïµÄÎïÖʵÄÁ¿Îª0.05 mol

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸