£¨4·Ö£©ÉÕ±­ÖÐÊ¢ÓÐÒ»¶¨ÖÊÁ¿¡¢Î¶ÈΪ80¡æ¡¢ÈÜÖÊΪMµÄÈÜÒº£¬½«ÆäÖÃÓÚÊÒλ·¾³ÖУ¬²â¶¨²»Í¬Î¶ÈʱÎö³ö¹ÌÌåMµÄÖÊÁ¿¡£²â¶¨½á¹û¼Ç¼ÈçÏÂ±í¡£

  ÈÜÒºµÄζÈ/¡æ

 75

 65

50 

35

  20

Îö³ö¹ÌÌåMµÄÖÊÁ¿/g

  0

 0

2.0

4.5

8.4

Èô²»¿¼ÂÇË®Õô·¢¶ÔʵÑéµÄÓ°Ï죬Çë»Ø´ðÏÂÁÐÎÊÌâ¡£

£¨1£©65¡æʱ£¬¸ÃÈÜÒºÊÇ·ñΪ±¥ºÍÈÜÒº£¿______£¨Ìî¡°ÊÇ¡±¡¢¡°·ñ¡±»ò¡°ÎÞ·¨Åжϡ±£©£»

 £¨2£©½«40¡æʱ½Ó½ü±¥ºÍµÄMÈÜÒº±ä³É±¥ºÍÈÜÒº£¬ÏÂÁз½·¨ÖÐÒ»¶¨ÄܴﵽĿµÄµÄÓР_    £¨ÌîÐòºÅ£©¡£

¢ÙÉýΠ¢Ú½µÎ ¢Û¼ÓÈÜÖÊM¢Ü¼ÓË® ¢Ý¼ÓÁíÒ»ÖÖ¹ÌÌåN¢ÞºãÎÂÕô·¢Ë® ¢ßÓë40¡æʱMµÄ±¥ºÍÈÜÒº»ìºÏ

£¨3£©20¡æʱ£¬ÓùÌÌå·ÛÄ©MºÍË®ÅäÖÆ100gÈÜÖÊÖÊÁ¿·ÖÊýΪ5%µÄMÈÜÒº£¬±ØÐëÓõ½µÄÒÇÆ÷ÓУºÍÐÅÌÌìƽ£¨´øíÀÂëºÐ£©¡¢ÉÕ±­¡¢______¡£

 

£¨1£©ÎÞ·¨ÅжϠ£¨2£©¢Ú¢Û¢Þ£¨3£©Ò©³×¡¢Á¿Í²£¨100mL)¡¢½ºÍ·µÎ¹Ü¡¢²£Á§°ô

½âÎö:ÂÔ

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¾«Ó¢¼Ò½ÌÍøÔÚÒ»ÉÕ±­ÖÐÊ¢ÓÐÒ»¶¨ÖÊÁ¿µÄMgCO3¹ÌÌ壬ÏòÆäÖеμÓÈÜÖʵÄÖÊÁ¿·ÖÊýΪ10%µÄH2SO4ÈÜÒº£¬ÖÁÇ¡ºÃÍêÈ«·´Ó¦£®µÃµ½102g²»±¥ºÍÈÜÒº£®ÏòËùµÃÈÜÒºÖÐÖðµÎµÎÈËÈÜÖÊÖÊÁ¿·ÖÊýΪl0%µÄNaOHÈÜÒº£¬²úÉú³ÁµíµÄÖÊÁ¿ÓëËùµÎÈëNaOHÈÜÒºµÄÖÊÁ¿¹ØϵÇúÏßÈçͼËùʾ£®Çë¸ù¾ÝÌâÒâ»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÔÚµÎÈëÏ¡ÁòËáʱ£¬¹Û²ìµ½µÄÃ÷ÏÔʵÑéÏÖÏóÊÇ
 
£®
£¨2£©µ±µÎÈëNaOHÈÜÒºÖÁͼÖÐAµãʱ£¬ÉÕ±­ÖÐÈÜÒºÀﺬÓеÄÈÜÖÊÊÇ£¨Ð´»¯Ñ§Ê½£©
 
£®
£¨3£©µ±µÎÈë10%µÄNaOHÈÜÒº80gʱ£¨¼´Bµã£©£¬ÊÔͨ¹ý¼ÆË㣬Çó´ËʱËùµÃ²»±¥ºÍÈÜÒºµÄÖÊÁ¿£®£¨¼ÆËã½á¹û¾«È·ÖÁ0.1g£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÉÕ±­ÖÐÊ¢ÓÐÒ»¶¨ÖÊÁ¿¡¢Î¶ÈΪ80¡æ¡¢ÈÜÖÊΪMµÄÈÜÒº£¬½«ÆäÖÃÓÚÊÒλ·¾³ÖУ¬²â¶¨²»Í¬Î¶ÈʱÎö³ö¹ÌÌåMµÄÖÊÁ¿£®²â¶¨½á¹û¼Ç¼ÈçÏÂ±í£®
 ÈÜÒºµÄζÈ/¡æ  75    65  50   35 20
Îö³ö¹ÌÌåMµÄÖÊÁ¿/g   0  2.0  4.5   8.4
Èô²»¿¼ÂÇË®Õô·¢¶ÔʵÑéµÄÓ°Ï죬Çë»Ø´ðÏÂÁÐÎÊÌ⣮
£¨1£©65¡æʱ£¬¸ÃÈÜÒºÊÇ·ñΪ±¥ºÍÈÜÒº£¿
ÎÞ·¨ÅжÏ
ÎÞ·¨ÅжÏ
£¨Ìî¡°ÊÇ¡±¡¢¡°·ñ¡±»ò¡°ÎÞ·¨Åжϡ±£©£»
£¨2£©½«40¡æʱ½Ó½ü±¥ºÍµÄMÈÜÒº±ä³É±¥ºÍÈÜÒº£¬ÏÂÁз½·¨ÖÐÒ»¶¨ÄܴﵽĿµÄÓÐ
¢Ú¢Û¢Þ
¢Ú¢Û¢Þ
£¨ÌîÐòºÅ£©£®
¢ÙÉýΠ¢Ú½µÎ ¢Û¼ÓÈÜÖÊM¢Ü¼ÓË® ¢Ý¼ÓÁíÒ»ÖÖ¹ÌÌåN¢ÞºãÎÂÕô·¢Ë® ¢ßÓë40¡æʱMµÄ±¥ºÍÈÜÒº»ìºÏ
£¨3£©20¡æʱ£¬ÓùÌÌå·ÛÄ©MºÍË®ÅäÖÆ100gÈÜÖÊÖÊÁ¿·ÖÊýΪ5%µÄMÈÜÒº£¬±ØÐëÓõ½µÄÒÇÆ÷ÓУºÍÐÅÌÌìƽ£¨´øíÀÂëºÐ£©¡¢ÉÕ±­¡¢
Ò©³×¡¢Á¿Í²£¨100mL£©¡¢½ºÍ·µÎ¹Ü¡¢²£Á§°ô
Ò©³×¡¢Á¿Í²£¨100mL£©¡¢½ºÍ·µÎ¹Ü¡¢²£Á§°ô
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2013?Õ¢±±Çø¶þÄ££©ÈçͼÊÇA¡¢BÁ½ÖÖ¹ÌÌåÎïÖʵÄÈܽâ¶ÈÇúÏߣ¬ÒÀͼ»Ø´ð£º
¢Ù
t2
t2
¡æʱ£¬A¡¢BÁ½ÎïÖʵÄÈܽâ¶ÈÏàµÈ£»
¢Út1¡æʱ£¬10¿ËË®Àï×î¶àÄÜÈܽâ3.5¿ËBÎïÖÊ£¬Ôò´ËζÈÏÂBÎïÖʵÄÈܽâ¶ÈΪ
35
35
g/100gË®£»
¢Ût3¡æʱ£¬AÎïÖʱ¥ºÍÈÜÒºµÄÈÜÖʵÄÖÊÁ¿·ÖÊýΪ
37.5%
37.5%
£»
¢ÜÉÕ±­ÖÐÊ¢ÓÐÒ»¶¨ÖÊÁ¿¡¢Î¶ÈΪ80¡æ¡¢ÈÜÖÊΪAµÄÈÜÒº£¬½«ÆäÖÃÓÚÊÒλ·¾³ÖУ¬²â¶¨²»Í¬Î¶ÈʱÎö³ö¹ÌÌåAµÄÖÊÁ¿£®²â¶¨½á¹û¼Ç¼ÈçÏÂ±í£®
  ÈÜÒºµÄζÈ/¡æ  75  65 50 35   20
Îö³ö¹ÌÌåAµÄÖÊÁ¿/g   0  0 2.0 4.5 8.4
²»¿¼ÂÇË®Õô·¢£¬Ôò65¡æʱ£¬¸ÃÈÜÒºÊÇ·ñΪ±¥ºÍÈÜÒº£¿
ÎÞ·¨ÅжÏ
ÎÞ·¨ÅжÏ
£¨Ìî¡°ÊÇ¡±¡¢¡°·ñ¡±»ò¡°ÎÞ·¨Åжϡ±£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÔÚÒ»ÉÕ±­ÖÐÊ¢ÓÐÒ»¶¨ÖÊÁ¿µÄBaCO3¹ÌÌ壬ÏòÆäÖмÓÈëÈÜÖʵÄÖÊÁ¿·ÖÊýΪ10%µÄÏ¡ÑÎËᣬÖÁÇ¡ºÃÍêÈ«·´Ó¦£¬µÃµ½113.7g²»±¥ºÍÈÜÒº£®ÏòËùµÃÈÜÒºÖÐÖðµÎ¼ÓÈëÈÜÖÊÖÊÁ¿·ÖÊýΪ10%µÄNa2CO3ÈÜÒº£¬Éú³É³ÁµíÖÊÁ¿ÓëËùµÎÈëNa2CO3ÈÜÒºµÄÖÊÁ¿¹ØϵÇúÏßÈçͼËùʾ£¬Çë¸ù¾ÝÌâÒâ»Ø´ðÎÊÌ⣺
£¨1£©µ±¼ÓÈëNa2CO3ÈÜÒºÖÁͼÖÐAµãʱ£¬ÉÕ±­ÖÐÈÜÒºÀﺬÓеÄÈÜÖÊÊÇ£¨Ð´»¯Ñ§Ê½£©
BaCl2 ºÍNaCl£®
BaCl2 ºÍNaCl£®
£®
£¨2£©µ±¼ÓÈëNa2CO3ÈÜÒºÖÁͼÖÐBµãʱ£¬Çó´ËʱËùµÃ²»±¥ºÍÈÜÒºµÄÖÊÁ¿£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¾«Ó¢¼Ò½ÌÍøË®ºÍÈÜÒºÔÚÉúÃü»î¶¯ºÍÉú²ú¡¢Éú»îÖÐÆð×ÅÊ®·ÖÖØÒªµÄ×÷Óã®
£¨1£©Ð¡ºìͬѧÀûÓÃÈçͼ1×°ÖöÔѧУ¸½½üijºÓË®µÄË®ÖʽøÐо»»¯£¬¾­¹ý´Ë×°Öúó£¬ËùµÃˮΪ
 
£¨Ìî¡°´¿¾»Î»ò¡°»ìºÏÎ£©£®
£¨2£©ÉÕ±­ÖÐÊ¢ÓÐÒ»¶¨ÖÊÁ¿¡¢Î¶ÈΪ80¡æ¡¢ÈÜÖÊΪMµÄÈÜÒº£¬½«ÆäÖÃÓÚÊÒλ·¾³ÖУ¬²â¶¨²»Í¬Î¶ÈʱÎö³ö¹ÌÌåMµÄÖÊÁ¿£®²â¶¨½á¹û¼Ç¼ÈçÏÂ±í£º
ÈÜÒºµÄζÈ/¡æ 75 65 50 35 20
Îö³ö¹ÌÌåMµÄÖÊÁ¿/g 0 0 2.0 4.5 8.4
Èô²»¿¼ÂÇË®Õô·¢¶ÔʵÑéµÄÓ°Ï죬Çë»Ø´ðÏÂÁÐÎÊÌ⣮
¢Ù65¡æʱ£¬¸ÃÈÜÒºÊÇ
 
£¨Ìî¡°±¥ºÍÈÜÒº¡±¡¢¡°²»±¥ºÍÈÜÒº¡±»ò¡°ÎÞ·¨Åжϡ±£©£®
¢Ú40¡æʱ½Ó½ü±¥ºÍµÄMÈÜÒº±ä³É±¥ºÍÈÜÒº£¬ÏÂÁз½·¨ÖÐÄܴﵽĿµÄ£º
ÓÐ
 
£¨Ìî×ÖĸÐòºÅ£©£®
A£®ÉýΠ    B£®½µÎ       C£®¼Ó¹ÌÌåM       D£®ºãÎÂÕô·¢Ë®
£¨3£©Èçͼ2ʵÑ飬½«Ë®¼ÓÈëµ½ÊÔ¹ÜÖУ¬¹Û²ìµ½AÒºÃæϽµ£¬BÒºÃæÉÏÉý£¬±¥ºÍʯ»ÒË®±ä»ë×Ç£¬ÔòX¹ÌÌå¿ÉÄÜΪ
 
£¨Ð´³öÁ½ÖÖ²»Í¬ ÎïÖʵĻ¯Ñ§Ê½£©£¬ÓÉ´ËʵÑéÏÖÏóµÃµ½µÄ  ½áÂÛÊÇ
 
£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸