£¨14·Ö£©¢ñ£®ÔÚÓÃÏ¡ÁòËáÓëпÖÆÈ¡ÇâÆøµÄʵÑéÖУ¬¼ÓÈëÉÙÁ¿ÁòËáÍ­ÈÜÒº¿É¼Ó¿ìÇâÆøµÄÉú³ÉËÙÂÊ¡£Çë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©¼ÓÈëÉÙÁ¿ÁòËáÍ­ÈÜÒº¿ÉÒÔ¼Ó¿ìÇâÆøÉú³ÉËÙÂʵÄÔ­ÒòÊÇ                                            £»

£¨2£©Òª¼Ó¿ìÉÏÊöʵÑéÖÐÆøÌå²úÉúµÄËÙÂÊ£¬»¹¿É²ÉÈ¡µÄ´ëÊ©ÓР               £¨´ðÁ½ÖÖ£©£»

£¨3£©ÎªÁ˽øÒ»²½Ñо¿ÁòËáÍ­µÄÁ¿¶ÔÇâÆøÉú³ÉËÙÂʵÄÓ°Ï죬ijѧϰС×éÉè¼ÆÁËÈçÏÂһϵÁÐʵÑé¡£½«±íÖÐËù¸øµÄ»ìºÏÈÜÒº·Ö±ð¼ÓÈëµ½6¸öÊ¢ÓйýÁ¿ZnÁ£µÄ·´Ó¦Æ¿ÖУ¬ÊÕ¼¯²úÉúµÄÆøÌ壬¼Ç¼»ñµÃÏàͬÌå»ýµÄÆøÌåËùÐèʱ¼ä¡£

            ʵ Ñé

»ìºÏÈÜÒº

A

B

C

D

E

F

4 mol¡¤L-1H2SO/ mL

30

V1

V2

V3

V4

V5

 ±¥ºÍCuSO4ÈÜÒº / mL

0

0.5

2.5

5

V6

20

H2O / mL

V7

V8

V9

15

10

0

       ÇëÍê³É´ËʵÑéÉè¼Æ£¬ÆäÖУºV2        V5 £½           £¬ V6£½          £¬V8£½           £»

£¨µÚÒ»¿ÕÌî¡°£¾¡±¡¢¡°£¼¡±»ò¡°£½¡±£»ºóÈý¿ÕÌî¾ßÌåÊýÖµ£©

¢ò£®³£ÎÂÏ£¬Ä³Ò»ÔªËáHAºÍNaOHÈÜÒºµÈÌå»ý»ìºÏ£¬HAºÍNaOHµÄŨ¶ÈÒÔ¼°»ìºÏºóÈÜÒºµÄpHÈçÏÂ±í£º

×é±ð

c£¨HA£©/mo1¡¤L-1

c£¨NaOH£©/mo1¡¤L-1

»ìºÏÒºpH

¼×

c

0.2

pH = 7

ÒÒ

0.2

0.1

pH£¾7

±û

0.1

0.1

pH = 9

Çë»Ø´ðÏÂÁÐÎÊÌ⣺

   £¨4£©½ö´Ó¼××éÇé¿ö·ÖÎö£¬cÊÇ·ñÒ»¶¨µÈÓÚ0.2 £¿     £¨Ñ¡Ìî¡°ÊÇ¡±»ò¡°·ñ¡±£©¡£

   £¨5£©·ÖÎöÒÒ×éʵÑéÊý¾Ý£¬HAÊÇ      ËᣨѡÌî¡°Ç¿¡±»ò¡°Èõ¡±£©¡£¸Ã»ìºÏÒºÖÐÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòÊÇ                                   ¡£

   £¨6£©±û×éËùµÃ»ìºÏÒºÖÐÓÉË®µçÀë³öµÄc(OH-) =          mo1¡¤L-1¡£

 

£¨14·Ö£©

¢ò£®£¨3£©·ñ£¨1·Ö£©£»

£¨4£©Èõ£¨1·Ö£©£»c(Na+)£¾c(A£­)£¾c(OH£­)£¾c(H+)£¨»ò [Na+]£¾[A£­]£¾[OH£­]£¾[H+]£©£¨2·Ö£©

£¨5£©10-5  £¨2·Ö£©£»

½âÎö:

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨13·Ö£©

£¨1£©Ä³»¯Ñ§ÐËȤС×éÔÚÓÃÏ¡ÁòËáÓ봿пÁ£ÖÆÈ¡ÇâÆøʱ·¢ÏÖ·´Ó¦ËÙÂʽÏÂý£¬ÎªÁ˼ӿì¸Ã·´Ó¦ËÙÂÊ£¬ËûÃǽøÐÐÁ˶àÏî̽¾¿£¬Õë¶ÔËûÃǵÄ̽¾¿»Ø´ðÏÂÁÐÎÊÌ⣺

    ¢ÙËûÃǽøÐеÄÏÂÁÐ̽¾¿Öв»ÄܴﵽʵÑéÄ¿µÄµÄÊÇ____________________£¨ÌîÑ¡Ï

A£®Éý¸ß·´Ó¦Î¶ȠB£®Êʵ±Ôö¼ÓÁòËáµÄŨ¶È  C£®¼ÓË®   D£®°ÑпÁ£¸ÄÓÃп·Û

¢ÚËûÃÇ̽¾¿Öл¹·¢ÏÖ¼ÓÈëÉÙÁ¿ÁòËáÍ­ÈÜÒºÒ²¿É¼Ó¿ìÇâÆøµÄÉú³ÉËÙÂÊ¡£ÄãÈÏΪԭÒòÊÇ£»

   ____________________________________________________________ ¡£

ÉÏÊöʵÑéÖгý·¢Éú·´Ó¦Zn+H2SO4=ZnSO4+H2¡ü£¬»¹·¢ÉúÁË____________________£¨ÌîÀë×Ó·´Ó¦·½³Ìʽ£©

¢ÛËûÃÇ·ÖÎöºóÈÏΪÏÂÁÐijһÎïÖÊÈÜÒºÒ²ÓÐÀàËÆÁòËáÍ­µÄ×÷Óã¬ÄãÈÏΪÊÇ______________£¨ÌîÑ¡Ï

A£®Na2SO4     B£®Ag2SO4      C£®MgSO4     D£®K2SO4

 £¨2£©¸ù¾ÝÄãËùѧµÄÓйØʵÑ飬ÌîдÏÂÁпհס£

¢ÜÔÚʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±£¬¼ÓÈëËé´ÉƬµÄ×÷ÓÃÊÇ____________________¡£

¢ÝʯÀ¯Ó͸ßηֽâʵÑéÖУ¬¼ÓÈëËé´ÉƬÖ÷ÒªÆð____________________×÷Óá£

¢ÞÔÚʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±£¬½«ÖƵõÄÒÒËáÒÒõ¥ÕôÆûµ¼Èë____________________ £¬ÒÔ´ïµ½³ýÈ¥ÔÓÖʺÍÊÕ¼¯²úÎïµÄÄ¿µÄ¡£

¢ßÉè¼ÆÒ»¸ö±È½Ï´×ËáÓë̼ËáËáÐÔÇ¿ÈõµÄʵÑé____________________¡££¨ÓÃÀë×Ó·½³Ìʽ±íʾ£©

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2010¡ª2011ѧÄêɽ¶«Ê¡ÁºÉ½Ò»ÖиßÒ»ÏÂѧÆÚÆÚÄ©¿¼ÊÔ»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÊµÑéÌâ

£¨13·Ö£©
£¨1£©Ä³»¯Ñ§ÐËȤС×éÔÚÓÃÏ¡ÁòËáÓ봿пÁ£ÖÆÈ¡ÇâÆøʱ·¢ÏÖ·´Ó¦ËÙÂʽÏÂý£¬ÎªÁ˼ӿì¸Ã·´Ó¦ËÙÂÊ£¬ËûÃǽøÐÐÁ˶àÏî̽¾¿£¬Õë¶ÔËûÃǵÄ̽¾¿»Ø´ðÏÂÁÐÎÊÌ⣺
¢ÙËûÃǽøÐеÄÏÂÁÐ̽¾¿Öв»ÄܴﵽʵÑéÄ¿µÄµÄÊÇ____________________£¨ÌîÑ¡Ï
A£®Éý¸ß·´Ó¦Î¶Ƞ B£®Êʵ±Ôö¼ÓÁòËáµÄŨ¶È  C£®¼ÓË®    D£®°ÑпÁ£¸ÄÓÃп·Û
¢ÚËûÃÇ̽¾¿Öл¹·¢ÏÖ¼ÓÈëÉÙÁ¿ÁòËáÍ­ÈÜÒºÒ²¿É¼Ó¿ìÇâÆøµÄÉú³ÉËÙÂÊ¡£ÄãÈÏΪԭÒòÊÇ£»
____________________________________________________________ ¡£
ÉÏÊöʵÑéÖгý·¢Éú·´Ó¦Zn+H2SO4=ZnSO4+H2¡ü£¬»¹·¢ÉúÁË____________________£¨ÌîÀë×Ó·´Ó¦·½³Ìʽ£©
¢ÛËûÃÇ·ÖÎöºóÈÏΪÏÂÁÐijһÎïÖÊÈÜÒºÒ²ÓÐÀàËÆÁòËáÍ­µÄ×÷Óã¬ÄãÈÏΪÊÇ______________£¨ÌîÑ¡Ï
A£®Na2SO4      B£®Ag2SO4      C£®MgSO4     D£®K2SO4
£¨2£©¸ù¾ÝÄãËùѧµÄÓйØʵÑ飬ÌîдÏÂÁпհס£
¢ÜÔÚʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±£¬¼ÓÈëËé´ÉƬµÄ×÷ÓÃÊÇ____________________¡£
¢ÝʯÀ¯Ó͸ßηֽâʵÑéÖУ¬¼ÓÈëËé´ÉƬÖ÷ÒªÆð____________________×÷Óá£
¢ÞÔÚʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±£¬½«ÖƵõÄÒÒËáÒÒõ¥ÕôÆûµ¼Èë____________________ £¬ÒÔ´ïµ½³ýÈ¥ÔÓÖʺÍÊÕ¼¯²úÎïµÄÄ¿µÄ¡£
¢ßÉè¼ÆÒ»¸ö±È½Ï´×ËáÓë̼ËáËáÐÔÇ¿ÈõµÄʵÑé____________________¡££¨ÓÃÀë×Ó·½³Ìʽ±íʾ£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013½ìɽ¶«Ê¡¸ßÒ»ÏÂѧÆÚÆÚÄ©¿¼ÊÔ»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÊµÑéÌâ

£¨13·Ö£©

£¨1£©Ä³»¯Ñ§ÐËȤС×éÔÚÓÃÏ¡ÁòËáÓ봿пÁ£ÖÆÈ¡ÇâÆøʱ·¢ÏÖ·´Ó¦ËÙÂʽÏÂý£¬ÎªÁ˼ӿì¸Ã·´Ó¦ËÙÂÊ£¬ËûÃǽøÐÐÁ˶àÏî̽¾¿£¬Õë¶ÔËûÃǵÄ̽¾¿»Ø´ðÏÂÁÐÎÊÌ⣺

    ¢ÙËûÃǽøÐеÄÏÂÁÐ̽¾¿Öв»ÄܴﵽʵÑéÄ¿µÄµÄÊÇ____________________£¨ÌîÑ¡Ï

A£®Éý¸ß·´Ó¦Î¶Ƞ B£®Êʵ±Ôö¼ÓÁòËáµÄŨ¶È  C£®¼ÓË®    D£®°ÑпÁ£¸ÄÓÃп·Û

¢ÚËûÃÇ̽¾¿Öл¹·¢ÏÖ¼ÓÈëÉÙÁ¿ÁòËáÍ­ÈÜÒºÒ²¿É¼Ó¿ìÇâÆøµÄÉú³ÉËÙÂÊ¡£ÄãÈÏΪԭÒòÊÇ£»

    ____________________________________________________________ ¡£

ÉÏÊöʵÑéÖгý·¢Éú·´Ó¦Zn+H2SO4=ZnSO4+H2¡ü£¬»¹·¢ÉúÁË____________________£¨ÌîÀë×Ó·´Ó¦·½³Ìʽ£©

¢ÛËûÃÇ·ÖÎöºóÈÏΪÏÂÁÐijһÎïÖÊÈÜÒºÒ²ÓÐÀàËÆÁòËáÍ­µÄ×÷Óã¬ÄãÈÏΪÊÇ______________£¨ÌîÑ¡Ï

A£®Na2SO4      B£®Ag2SO4      C£®MgSO4     D£®K2SO4

  £¨2£©¸ù¾ÝÄãËùѧµÄÓйØʵÑ飬ÌîдÏÂÁпհס£

¢ÜÔÚʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±£¬¼ÓÈëËé´ÉƬµÄ×÷ÓÃÊÇ____________________¡£

¢ÝʯÀ¯Ó͸ßηֽâʵÑéÖУ¬¼ÓÈëËé´ÉƬÖ÷ÒªÆð____________________×÷Óá£

¢ÞÔÚʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±£¬½«ÖƵõÄÒÒËáÒÒõ¥ÕôÆûµ¼Èë____________________ £¬ÒÔ´ïµ½³ýÈ¥ÔÓÖʺÍÊÕ¼¯²úÎïµÄÄ¿µÄ¡£

¢ßÉè¼ÆÒ»¸ö±È½Ï´×ËáÓë̼ËáËáÐÔÇ¿ÈõµÄʵÑé____________________¡££¨ÓÃÀë×Ó·½³Ìʽ±íʾ£©

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨1£©Ä³»¯Ñ§ÐËȤС×éÔÚÓÃÏ¡ÁòËáÓ봿пÁ£ÖÆÈ¡ÇâÆøʱ·¢ÏÖ·´Ó¦ËÙÂʽÏÂý£¬ÎªÁ˼ӿì¸Ã·´Ó¦ËÙÂÊ£¬ËûÃǽøÐÐÁ˶àÏî̽¾¿£¬Õë¶ÔËûÃǵÄ̽¾¿»Ø´ðÏÂÁÐÎÊÌ⣺

    ¢ÙËûÃǽøÐеÄÏÂÁÐ̽¾¿Öв»ÄܴﵽʵÑéÄ¿µÄµÄÊÇ         £¨ÌîÑ¡Ï

A£®Éý¸ß·´Ó¦Î¶Ƞ B£®Êʵ±Ôö¼ÓÁòËáµÄŨ¶È  C£®¼ÓË®    D£®°ÑпÁ£¸ÄÓÃп·Û

¢ÚËûÃÇ̽¾¿Öл¹·¢ÏÖ¼ÓÈëÉÙÁ¿ÁòËáÍ­ÈÜÒºÒ²¿É¼Ó¿ìÇâÆøµÄÉú³ÉËÙÂÊ¡£ÄãÈÏΪԭÒòÊÇ£»

                                                                           ¡£

ÉÏÊöʵÑéÖгý·¢Éú·´Ó¦Zn+H2SO4=ZnSO4+H2¡ü£¬»¹·¢ÉúÁË                      £¨ÌîÀë×Ó·´Ó¦·½³Ìʽ£©

¢ÛËûÃÇ·ÖÎöºóÈÏΪÏÂÁÐijһÎïÖÊÈÜÒºÒ²ÓÐÀàËÆÁòËáÍ­µÄ×÷Óã¬ÄãÈÏΪÊÇ     £¨ÌîÑ¡Ï

A£®Na2SO4      B£®Ag2SO4      C£®MgSO4     D£®K2SO4

  £¨2£©¸ù¾ÝÄãËùѧµÄÓйØʵÑ飬ÌîдÏÂÁпհס£

¢ÜÔÚʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±£¬¼ÓÈëËé´ÉƬµÄ×÷ÓÃÊÇ                 ¡£

¢ÝʯÀ¯Ó͸ßηֽâʵÑéÖУ¬¼ÓÈëËé´ÉƬÖ÷ÒªÆð          ×÷Óá£

¢ÞÔÚʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±£¬½«ÖƵõÄÒÒËáÒÒõ¥ÕôÆûµ¼Èë                £¬ÒÔ´ïµ½³ýÈ¥ÔÓÖʺÍÊÕ¼¯²úÎïµÄÄ¿µÄ¡£

¢ßÉè¼ÆÒ»¸ö±È½Ï´×ËáÓë̼ËáËáÐÔÇ¿ÈõµÄʵÑé                              ¡££¨ÓÃÀë×Ó·½³Ìʽ±íʾ£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨1£©Ä³»¯Ñ§ÐËȤС×éÔÚÓÃÏ¡ÁòËáÓ봿пÁ£ÖÆÈ¡ÇâÆøʱ·¢ÏÖ·´Ó¦ËÙÂʽÏÂý£¬ÎªÁ˼ӿì¸Ã·´Ó¦ËÙÂÊ£¬ËûÃǽøÐÐÁ˶àÏî̽¾¿£¬Õë¶ÔËûÃǵÄ̽¾¿»Ø´ðÏÂÁÐÎÊÌ⣺

    ¢ÙËûÃǽøÐеÄÏÂÁÐ̽¾¿Öв»ÄܴﵽʵÑéÄ¿µÄµÄÊÇ         £¨ÌîÑ¡Ï

A£®Éý¸ß·´Ó¦Î¶Ƞ B£®Êʵ±Ôö¼ÓÁòËáµÄŨ¶È  C£®¼ÓË®    D£®°ÑпÁ£¸ÄÓÃп·Û

¢ÚËûÃÇ̽¾¿Öл¹·¢ÏÖ¼ÓÈëÉÙÁ¿ÁòËáÍ­ÈÜÒºÒ²¿É¼Ó¿ìÇâÆøµÄÉú³ÉËÙÂÊ¡£ÄãÈÏΪԭÒòÊÇ£»

                                                                           ¡£

ÉÏÊöʵÑéÖгý·¢Éú·´Ó¦Zn+H2SO4=ZnSO4+H2¡ü£¬»¹·¢ÉúÁË                      £¨ÌîÀë×Ó·´Ó¦·½³Ìʽ£©

¢ÛËûÃÇ·ÖÎöºóÈÏΪÏÂÁÐijһÎïÖÊÈÜÒºÒ²ÓÐÀàËÆÁòËáÍ­µÄ×÷Óã¬ÄãÈÏΪÊÇ     £¨ÌîÑ¡Ï

A£®Na2SO4      B£®Ag2SO4      C£®MgSO4     D£®K2SO4

  £¨2£©¸ù¾ÝÄãËùѧµÄÓйØʵÑ飬ÌîдÏÂÁпհס£

¢ÜÔÚʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±£¬¼ÓÈëËé´ÉƬµÄ×÷ÓÃÊÇ                 ¡£

¢ÝʯÀ¯Ó͸ßηֽâʵÑéÖУ¬¼ÓÈëËé´ÉƬÖ÷ÒªÆð          ×÷Óá£

¢ÞÔÚʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±£¬½«ÖƵõÄÒÒËáÒÒõ¥ÕôÆûµ¼Èë                £¬ÒÔ´ïµ½³ýÈ¥ÔÓÖʺÍÊÕ¼¯²úÎïµÄÄ¿µÄ¡£

¢ßÉè¼ÆÒ»¸ö±È½Ï´×ËáÓë̼ËáËáÐÔÇ¿ÈõµÄʵÑé                              ¡££¨ÓÃÀë×Ó·½³Ìʽ±íʾ£©

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸