ÏÂÁÐÅäÖÆÈÜÒºµÄ²Ù×÷ÄÜÒýÆðŨ¶ÈÆ«¸ßµÄÊÇ

A£®

ÓÃ1 g 98%µÄФÁòËáÓë4 g Ë®ÅäÖÆ1¡Ã4ÁòËáÈÜÒº

B£®

ÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈµÄÁòËáÈÜҺʱ£¬×îºóÔÚÈÝÁ¿Æ¿ÖмÓˮϡÊ͵½±êÏߣ¬ÈûºÃ Èû×ÓÒ¡¶¯µ¹×ª»ìÔȺ󣬷¢ÏÖÒºÃæµÍÓÚ´åÏß

C£®

ÔÚ100 mlÎÞË®ÒÒ´¼ÖУ¬¼ÓÈë2 g ¼×È©ÅäÖÆ2%µÄ¼×È©¾Æ¾«ÈÜÒº

D£®

ÔÚ80 mlË®ÖУ¬¼ÓÈë18.4mol¡¤L£­1ÁòËáÈÜÒº20 ml£¬ÅäÖÆ3.8mol¡¤L£­1Ï¡ÁòËá

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£ºÎïÀí½ÌÑÐÊÒ ÌâÐÍ£º021

ÏÂÁÐÅäÖÆÈÜÒºµÄ²Ù×÷ÄÜÒýÆðŨ¶ÈÆ«¸ßµÄÊÇ£¨¡¡£©

A£®ÓÃ1g98£¥µÄŨÁòËá¼ÓÈë4gË®ÖÐÅäÖÆ1¡Ã4ÁòËáÈÜÒº

B£®ÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈµÄÁòËáÈÜҺʱ£¬×îºóÔÚÈÝÁ¿Æ¿ÖмÓˮϡÊ͵½±êÏߣ¬ÈûºÃÈû×ÓÒ¡¶¯µ¹×ª»ìÔȺ󣬷¢ÏÖÒºÃæµÍÓÚ±êÏß

C£®ÔÚ100mLÎÞË®ÒÒ´¼ÖУ¬¼ÓÈë2g¼×È©ÅäÖÆ2£¥µÄ¼×È©µÄ¾Æ¾«ÈÜÒº

D£®ÔÚ80mLË®ÖУ¬¼ÓÈë18£®4mol•L-1ÁòËáÈÜÒº20mL£¬ÅäÖÆ3£®68mol•L£­1Ï¡ÁòËá

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º021

ÏÂÁÐÅäÖÆÈÜÒºµÄ²Ù×÷ÄÜÒýÆðŨ¶ÈÆ«¸ßµÄÊÇ£¨¡¡£©

A£®ÓÃ1g98£¥µÄŨÁòËá¼ÓÈë4gË®ÖÐÅäÖÆ1¡Ã4ÁòËáÈÜÒº

B£®ÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈµÄÁòËáÈÜҺʱ£¬×îºóÔÚÈÝÁ¿Æ¿ÖмÓˮϡÊ͵½±êÏߣ¬ÈûºÃÈû×ÓÒ¡¶¯µ¹×ª»ìÔȺ󣬷¢ÏÖÒºÃæµÍÓÚ±êÏß

C£®ÔÚ100mLÎÞË®ÒÒ´¼ÖУ¬¼ÓÈë2g¼×È©ÅäÖÆ2£¥µÄ¼×È©µÄ¾Æ¾«ÈÜÒº

D£®ÔÚ80mLË®ÖУ¬¼ÓÈë18£®4mol•L-1ÁòËáÈÜÒº20mL£¬ÅäÖÆ3£®68mol•L£­1Ï¡ÁòËá

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º021

ÏÂÁÐÅäÖÆÈÜÒºµÄ²Ù×÷ÄÜÒýÆðŨ¶ÈÆ«¸ßµÄÊÇ  

[¡¡¡¡]

A. ÓÃ1g98%µÄŨÁòËá¼ÓÈë4gË®ÖÐÅäÖÆ1:4ÁòËáÈÜÒº

B. ÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈµÄÁòËáÈÜҺʱ, ×îºóÔÚÈÝÁ¿Æ¿ÖмÓˮϡÊ͵½±êÏß, ÈûºÃÈû×ÓÒ¡¶¯µ¹×ª»ìÔȺó, ·¢ÏÖÒºÃæµÍÓÚ±êÏß.

C. ÔÚ100mLÎÞË®ÒÒ´¼ÖÐ, ¼ÓÈë2g¼×È©ÈܽâÅäÖƼ×È©ÖÊÁ¿·ÖÊý2%µÄ¾Æ¾«ÈÜÒº

D. ÔÚ80mLË®ÖÐ, ¼ÓÈë18.4mol/LÁòËáÈÜÒº20mL, ÅäÖÆ3.68mol/LÏ¡ÁòËá

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º»Æ¸ÔÖصã×÷Òµ¡¡¸ßÈý»¯Ñ§£¨Ï£© ÌâÐÍ£º021

ÏÂÁÐÅäÖÆÈÜÒºµÄ²Ù×÷ÄÜÒýÆðŨ¶ÈÆ«¸ßµÄÊÇ

A£®

ÓÃ1 g 98%µÄФÁòËáÓë4 g Ë®ÅäÖÆ1¡Ã4ÁòËáÈÜÒº

B£®

ÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈµÄÁòËáÈÜҺʱ£¬×îºóÔÚÈÝÁ¿Æ¿ÖмÓˮϡÊ͵½±êÏߣ¬ÈûºÃ Èû×ÓÒ¡¶¯µ¹×ª»ìÔȺ󣬷¢ÏÖÒºÃæµÍÓÚ´åÏß

C£®

ÔÚ100 mlÎÞË®ÒÒ´¼ÖУ¬¼ÓÈë2 g ¼×È©ÅäÖÆ2%µÄ¼×È©¾Æ¾«ÈÜÒº

D£®

ÔÚ80 mlË®ÖУ¬¼ÓÈë18.4mol¡¤L£­1ÁòËáÈÜÒº20 ml£¬ÅäÖÆ3.8mol¡¤L£­1Ï¡ÁòËá

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸