ÌâÄ¿ÄÚÈÝ

2£®NaOHÊÇ»¯Ñ§ÊµÑéÖг£ÓõÄÊÔ¼Á£®
£¨1£©ÇâÑõ»¯ÄÆÈÜÒºÓëָʾ¼ÁµÄ·´Ó¦£¬Íê³ÉÈç±í£®
×ÏɫʯÈïÈÜÒºÎÞÉ«·Ó̪
ÇâÑõ»¯ÄÆÈÜÒº
£¨2£©Öкͷ´Ó¦½«Ä³NaOHÈÜÒºÖðµÎµÎÈëÒ»¶¨Á¿µÄijÑÎËáÖУ¬ÈçͼͼÏóºÏÀíµÄÊÇÒÒ£¨Ìî¡°¼×¡±»ò¡°ÒÒ¡±£©£®
£¨3£©Ïò³¤ÆÚ³¨¿Ú·ÅÖõÄNaOHÈÜÒºÖеμÓÑÎËáʱ£¬ÒâÍâ·¢ÏÖÓÐÆøÅݲúÉú£¬Çë½âÊÍÆäÔ­Òò£®
£¨4£©ÔõÑùÇø·ÖÇâÑõ»¯ÄÆÈÜÒºÓë±¥ºÍʯ»ÒË®£¬¼òҪд³öʵÑé²½Öè¡¢ÏÖÏóºÍ½áÂÛ£®
£¨5£©³£ÓÃÊìʯ»ÒÓë´¿¼îÖÆÈ¡ÇâÑõ»¯ÄÆ£¬ÈôÒªÖÆÈ¡ÇâÑõ»¯ÄÆ80g£¬¼ÆËãÐèÒª´¿¼î¶àÉÙ£¿

·ÖÎö £¨1£©¸ù¾Ýָʾ¼ÁµÄ±äÉ«Çé¿ö·ÖÎö½â´ð£»
£¨2£©½«Ä³NaOHÈÜÒºÖðµÎµÎÈëÒ»¶¨Á¿µÄijÑÎËáÖУ¬ÇâÑõ»¯ÄÆÓëÏ¡ÑÎËá·´Ó¦Éú³ÉÂÈ»¯ÄƺÍË®£¬½øÐзÖÎö½â´ð£»
£¨3£©³¤ÆÚ³¨¿Ú·ÅÖõÄNaOHÈÜÒº£¬ÄÜÓë¿ÕÆøÖеĶþÑõ»¯Ì¼·´Ó¦Éú³É̼ËáÄÆºÍË®£¬Ì¼ËáÄÆÄÜÓëÏ¡ÑÎËá·´Ó¦Éú³ÉÂÈ»¯ÄÆ¡¢Ë®ºÍ¶þÑõ»¯Ì¼£¬¾Ý´Ë½øÐзÖÎö½â´ð£»
£¨4£©¸ù¾ÝÇâÑõ»¯ÄƺͳÎÇåʯ»ÒË®¶¼ÊǼËüÃǵÄÑôÀë×Ó²»Í¬£¬ËùÓеÄÄÆÑζ¼ÈÜÓÚË®½øÐзÖÎö£»
£¨5£©¸ù¾Ý»¯Ñ§·½³ÌʽÀûÓÃÇâÑõ»¯ÄƵÄÖÊÁ¿½øÐмÆË㣮

½â´ð ½â£º£¨1£©×ÏɫʯÈïÈÜÒºÓö¼î±äÀ¶£¬ÎÞÉ«·Ó̪Óö¼î±äºì£»
¹ÊÌ±äÀ¶£»±äºì£»
£¨2£©½«Ä³NaOHÈÜÒºÖðµÎµÎÈëÒ»¶¨Á¿µÄijÑÎËáÖУ¬Ï¡ÑÎËáÏÔËáÐÔ£¬pHСÓÚ7£»ÇâÑõ»¯ÄÆÓëÏ¡ÑÎËá·´Ó¦Éú³ÉÂÈ»¯ÄƺÍË®£¬ÍêÈ«·´Ó¦Ê±£¬ÈÜÒºÏÔÖÐÐÔ£¬pHµÈÓÚ7£»¼ÌÐø¼ÓÈëÇâÑõ»¯ÄÆÈÜÒº£¬ÈÜÒºÏÔ¼îÐÔ£¬pH´óÓÚ7£»pHÖµµÄ±ä»¯ÊÇ´ÓСÓÚ7Öð½¥µÄÔö´óµ½´óÓÚ7£¬¹ÊËùʾͼÏóºÏÀíµÄÊÇÒÒ£»
¹ÊÌÒÒ£»
£¨3£©³¤ÆÚ³¨¿Ú·ÅÖõÄNaOHÈÜÒº£¬ÄÜÓë¿ÕÆøÖеĶþÑõ»¯Ì¼·´Ó¦Éú³É̼ËáÄÆºÍË®£¬Ì¼ËáÄÆÄÜÓëÏ¡ÑÎËá·´Ó¦Éú³ÉÂÈ»¯ÄÆ¡¢Ë®ºÍ¶þÑõ»¯Ì¼£¬¹Ê»áÒâÍâ·¢ÏÖÓÐÆøÅݲúÉú£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£ºNa2CO3+2HCl¨T2NaCl+H2O+CO2¡ü£»
¹Ê´ð°¸Îª£ºNa2CO3+2HCl¨T2NaCl+H2O+CO2¡ü£»
£¨4£©¶þÑõ»¯Ì¼»áÓëÇâÑõ»¯¸ÆÉú³É̼Ëá¸Æ³Áµí£¬¹ÊÏòÁ½ÈÜÒºÖÐͨÈë¶þÑõ»¯Ì¼£¬±ä»ë×ǵÄÊdzÎÇåʯ»ÒË®£¬Ã»ÓÐÃ÷ÏÔÏÖÏóµÄÇâÑõ»¯ÄÆÈÜÒº£»
¹Ê´ð°¸Îª£ºÏòÁ½ÈÜÒºÖÐͨÈë¶þÑõ»¯Ì¼£¬±ä»ë×ǵÄÊdzÎÇåʯ»ÒË®£¬Ã»ÓÐÃ÷ÏÔÏÖÏóµÄÇâÑõ»¯ÄÆÈÜÒº£»
£¨5£©ÉèÐèÒª´¿¼îµÄÖÊÁ¿Îªx
Ca£¨OH£©2+Na2CO3¨TCaCO3¡ý+2NaOH
                     106                        80
                       x                         80g
$\frac{106}{80}=\frac{x}{80g}$
x=106g
´ð£ºÐèÒª´¿¼îµÄÖÊÁ¿Îª106g£®

µãÆÀ ±¾ÌâÄѶȲ»ÊǺܴó£¬Ö÷Òª¿¼²éÁËÖкͷ´Ó¦¡¢¼îµÄ»¯Ñ§ÐÔÖʵÄÓ¦Óã¬ÕÆÎÕÈÜÒºµÄËá¼îÐÔºÍÈÜÒºpH´óС֮¼äµÄ¹ØÏµ¡¢´ÓÊýÐνáºÏµÄ½Ç¶ÈÀí½âÖкͷ´Ó¦ÊÇÕýÈ·½â´ð±¾ÌâµÄ¹Ø¼ü£®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø