¹¤ÒµÉÏÓøßÎÂìÑÉÕʯ»Òʯ£¨Ö÷Òª³É·ÖÊÇCaCO3£©ÖÆÈ¡CO2£®È¡º¬ÔÓÖÊ20%µÄʯ»Òʯ125t½øÐÐìÑÉÕ£®£¨·´Ó¦µÄ»¯Ñ§·½³Ìʽ£ºCaCO3
 ¸ßΠ
.
 
CaO+CO2¡ü£©
£¨1£©ÈôìÑÉÕÒ»¶ÎʱÎʺó²âµÃÊ£Óà¹ÌÌåÖÊÁ¿Îª81t£¬Çó²úÉú¶þÑõ»¯Ì¼µÄÖÊÁ¿ÊǶàÉÙ£®£¨²»¿¼ÂÇÔÓÖÊÖÊÁ¿µÄ¼õÉÙ£©Í¨¹ý¼ÆËãÅжÏʯ»ÒʯÊÇ·ñÍêÈ«·Ö½â£®
£¨2£©ÈôìÑÉÕÒ»¶Îʱ¼äºó£¬²âµÃÊ£Óà¹ÌÌåÖиÆÔªËغ¬Á¿Îª40%£¬ÇóÏûºÄµÄ̼Ëá¸ÆµÄÖÊÁ¿ÊǶàÉÙ£®£¨½á¹û¾«È·µ½0.1g£©
·ÖÎö£º£¨1£©ÓÉÖÊÁ¿Êغ㶨ÂÉ£¬¹ÌÌåÎïÖʵļõÉÙµÄÖÊÁ¿¼´Éú³ÉµÄ¶þÑõ»¯Ì¼ÖÊÁ¿£»ÓÉʯ»ÒʯµÄÖÊÁ¿¡¢ÔÓÖʵÄÖÊÁ¿·ÖÊý£¬¸ù¾Ý¸ßÎÂìÑÉÕʯ»Òʯ·´Ó¦µÄ»¯Ñ§·½³Ìʽ¿ÉÒÔÁÐʽ¼ÆËã³öÀíÂÛÉÏÉú³É¶þÑõ»¯Ì¼µÄÖÊÁ¿£»¾Ý´Ë½øÐзÖÎö½â´ð£®
£¨2£©ÓÉʯ»ÒʯµÄÖÊÁ¿¡¢ÔÓÖʵÄÖÊÁ¿·ÖÊý£¬¼ÆËã³ö̼Ëá¸ÆµÄÖÊÁ¿£¬½ø¶ø¼ÆËã³öº¬¸ÆÔªËصÄÖÊÁ¿£¬ÓÉìÑÉÕÒ»¶Îʱ¼äºó£¬²âµÃÊ£Óà¹ÌÌåÖиÆÔªËغ¬Á¿Îª40%£¬Çó³öÊ£Óà¹ÌÌåµÄÖÊÁ¿£»ÓÉÖÊÁ¿Êغ㶨ÂÉ£¬¹ÌÌåÎïÖʵļõÉÙµÄÖÊÁ¿¼´Éú³ÉµÄ¶þÑõ»¯Ì¼ÖÊÁ¿£¬¸ù¾Ý·´Ó¦µÄ»¯Ñ§·½³Ìʽ¼ÆËã³öÏûºÄµÄ̼Ëá¸ÆµÄÖÊÁ¿¼´¿É£®
½â´ð£º½â£º£¨1£©ÓÉÖÊÁ¿Êغ㶨ÂÉ£¬¹ÌÌåÎïÖʵļõÉÙµÄÖÊÁ¿¼´Éú³ÉµÄ¶þÑõ»¯Ì¼ÖÊÁ¿£¬Ôò²úÉú¶þÑõ»¯Ì¼µÄÖÊÁ¿ÊÇ125t-81t=44t£®
ÉèÀíÂÛÉϲúÉú¶þÑõ»¯Ì¼µÄÖÊÁ¿ÊÇx
CaCO3
 ¸ßΠ
.
 
CaO+CO2¡ü
100            44
125t¡Á£¨1-20%£© x
100
44
=
125t¡Á(1-20%)
x
      x=44t
ÓÉ´Ë¿ÉÅжÏʯ»ÒʯÒÑÍêÈ«·Ö½â£®
£¨2£©Ì¼Ëá¸ÆµÄÖÊÁ¿£º125t¡Á£¨1-20%£©%=100t
ÆäÖк¬¸ÆÔªËصÄÖÊÁ¿ÊÇ£º100t¡Á
40
100
¡Á100%=40t
ÓÉÌâÒ⣬ìÑÉÕÒ»¶Îʱ¼äºó£¬²âµÃÊ£Óà¹ÌÌåÖиÆÔªËغ¬Á¿Îª40%£¬ÔòÊ£Óà¹ÌÌåµÄÖÊÁ¿Îª40t¡Â40%=100t
ÔòÓÉÖÊÁ¿Êغ㶨ÂÉ£¬¹ÌÌåÎïÖʵļõÉÙµÄÖÊÁ¿¼´Éú³ÉµÄ¶þÑõ»¯Ì¼ÖÊÁ¿£¬Ôò²úÉú¶þÑõ»¯Ì¼µÄÖÊÁ¿ÊÇ125t-100t=25t
ÉèÏûºÄµÄ̼Ëá¸ÆµÄÖÊÁ¿ÊÇy
CaCO3
 ¸ßΠ
.
 
CaO+CO2¡ü
100            44
y              25t
100
44
=
y
25t
     y=56.8t
´ð£º£¨1£©²úÉú¶þÑõ»¯Ì¼µÄÖÊÁ¿ÊÇ44t£»Ê¯»ÒʯÒÑÍêÈ«·Ö½â£»£¨2£©ÏûºÄµÄ̼Ëá¸ÆµÄÖÊÁ¿Îª56.8t£®
µãÆÀ£º±¾ÌâÄѶȲ»´ó£¬ÕÆÎÕ¸ù¾Ý»¯Ñ§·½³ÌʽµÄ¼ÆËã¼´¿ÉÕýÈ·½â´ð±¾Ì⣬¸ù¾ÝÖÊÁ¿Êغ㶨ÂɼÆËã³ö¶þÑõ»¯Ì¼µÄÖÊÁ¿ÊÇÕýÈ·½â´ð±¾ÌâµÄÇ°ÌáºÍ¹Ø¼ü£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÂÁл¯Ñ§·½³ÌʽÊéдÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º2011-2012ѧÄêɽ¶«Ê¡¾ÅÄ꼶12ÔÂѧҵ²âÆÀ»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁл¯Ñ§·½³ÌʽÊéдÕýÈ·µÄÊÇ

     A£®¹¤ÒµÉÏͨ¹ý¸ßÎÂìÑÉÕʯ»ÒʯÀ´Éú²úÉúʯ»Ò£ºCaCO3 ==== CaO+CO2¡ü

     B£®¹¤ÒµÉÏÓÃÏ¡ÑÎËá³ýÌúÐâ  Fe2O3+  6HCl==== 2FeCl2 + 3H2O

C£®ÓóÎÇåʯ»ÒË®¼ìÑé¶þÑõ»¯Ì¼ÆøÌåCa(OH)2+CO2====CaCO3¡ý+H2O           

D£®ÓÃÊìʯ»Ò´¦ÀíÁòË᳧ÖеķÏË®Ca(OH)2+H2SO4====CaSO4 +H2O

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÏÂÁл¯Ñ§·½³ÌʽÊéдÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®¹¤ÒµÉÏͨ¹ý¸ßÎÂìÑÉÕʯ»ÒʯÀ´Éú²úÉúʯ»Ò£ºCaCO3¨TCaO+CO2¡ü
B£®¹¤ÒµÉÏÓÃÏ¡ÑÎËá³ýÌúÐâ  Fe2O3+6HCl¨T2FeCl2+3H2O
C£®ÓóÎÇåʯ»ÒË®¼ìÑé¶þÑõ»¯Ì¼ÆøÌåCa£¨OH£©2+CO2¨TCaCO3¡ý+H2O
D£®ÓÃÊìʯ»Ò´¦ÀíÁòË᳧ÖеķÏË®Ca£¨OH£©2+H2SO4¨TCaSO4+H2O

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º2011-2012ѧÄêɽ¶«Ê¡¼ÃÄþÊÐ×Þ³ÇÊÐÌï»ÆÖÐѧ¾ÅÄ꼶£¨ÉÏ£©ÆÚÄ©»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁл¯Ñ§·½³ÌʽÊéдÕýÈ·µÄÊÇ£¨ £©
A£®¹¤ÒµÉÏͨ¹ý¸ßÎÂìÑÉÕʯ»ÒʯÀ´Éú²úÉúʯ»Ò£ºCaCO3¨TCaO+CO2¡ü
B£®¹¤ÒµÉÏÓÃÏ¡ÑÎËá³ýÌúÐâ  Fe2O3+6HCl¨T2FeCl2+3H2O
C£®ÓóÎÇåʯ»ÒË®¼ìÑé¶þÑõ»¯Ì¼ÆøÌåCa£¨OH£©2+CO2¨TCaCO3¡ý+H2O
D£®ÓÃÊìʯ»Ò´¦ÀíÁòË᳧ÖеķÏË®Ca£¨OH£©2+H2SO4¨TCaSO4+H2O

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÂÁл¯Ñ§·½³ÌʽÊéдÕýÈ·µÄÊÇ
A£®¹¤ÒµÉÏͨ¹ý¸ßÎÂìÑÉÕʯ»ÒʯÀ´Éú²úÉúʯ»Ò£ºCaCO3 ="===" CaO+CO2¡ü
B£®¹¤ÒµÉÏÓÃÏ¡ÑÎËá³ýÌúÐâ Fe2O3+ 6HCl="===" 2FeCl2 + 3H2O
C£®ÓóÎÇåʯ»ÒË®¼ìÑé¶þÑõ»¯Ì¼ÆøÌåCa(OH)2+CO2====CaCO3¡ý+H2O
D£®ÓÃÊìʯ»Ò´¦ÀíÁòË᳧ÖеķÏË®Ca(OH)2+H2SO4====CaSO4 +H2O

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸