ÌâÄ¿ÄÚÈÝ

ijѧÉúÓûÓÃÒÑÖªÎïÖʵÄÁ¿Å¨¶ÈµÄHCl²â¶¨Î´ÖªÅ¨¶ÈµÄNaOHÈÜÒº£¬½«HClÖÃÓڵζ¨¹Ü£¬ÇâÑõ»¯ÄÆÈÜÒºÖÃÓÚ׶ÐÎÆ¿£¬Ñ¡Ôñ·Ó̪×÷ָʾ¼Á£®ÇëÌîдÏÂÁпհףº
£¨1£©Óñê×¼µÄÑÎËáµÎ¶¨Î´ÖªÅ¨¶ÈµÄNaOHÈÜÒº£¬µÎ¶¨µ½ÖÕµãʱ׶ÐÎÆ¿ÖÐÑÕÉ«±ä»¯Îª
ÈÜÒºµÄÑÕÉ«ÓÉdzºìÉ«±ä³ÉÎÞÉ«£¬ÇÒ°ë·ÖÖÓÄÚ²»»Ö¸´
ÈÜÒºµÄÑÕÉ«ÓÉdzºìÉ«±ä³ÉÎÞÉ«£¬ÇÒ°ë·ÖÖÓÄÚ²»»Ö¸´
£®
£¨2£©ÏÂÁвÙ×÷ÖпÉÄÜÎÞ·¨»áÔõÑùÓ°ÏìËù²âNaOHÈÜҺŨ¶È£¨ÌîÆ«´ó¡¢Æ«Ð¡»ò²»Ó°Ï죩
A£®ËáʽµÎ¶¨¹ÜδÓñê׼Ũ¶ÈµÄHClÈóÏ´¾ÍÖ±½Ó×¢Èë±ê×¼ÑÎËá
Æ«´ó
Æ«´ó

B£®¶ÁÊýʱ£¬¿ªÊ¼Æ½ÊÓ£¬½áÊøʱ¸©ÊÓÒºÃæ
ƫС
ƫС

£¨3£©Ä³Ñ§Éú¸ù¾Ý3´ÎʵÑé¼Ç¼ÓйØÊý¾ÝÈçÏ£º
µÎ¶¨´ÎÊý ´ý²âNaOHÈÜÒºÌå»ý£¨mL£© 0.1000mol/L HClÈÜÒºµÄÌå»ý£¨mL£©
µÎ¶¨Ç°¿Ì¶È µÎ¶¨ºó¿Ì¶È
µÚÒ»´Î 25.00 0.00 26.11
µÚ¶þ´Î 25.00 1.56 30.30
µÚÈý´Î 25.00 0.22 26.31
ÇëÑ¡ÔñºÏÀíµÄÊý¾Ý¼ÆËãNaOHÈÜÒºµÄÎïÖʵÄÁ¿Å¨¶È£ºc£¨NaOH£©=
0.1044mol/L
0.1044mol/L
£®
·ÖÎö£º£¨1£©·Ó̪Óö¼î±äºì£¬¹Û²ì׶ÐÎÆ¿ÖÐÈÜÒºµÄÑÕÉ«ÓÉdzºìÉ«±ä³ÉÎÞÉ«£¬ÇÒ°ë·ÖÖÓÄÚ²»»Ö¸´£¬´ïµ½µÎ¶¨Öյ㣻
£¨2£©ÀûÓÃc£¨¼î£©=
c(Ëá)V(Ëá)
V(¼î)
À´½øÐÐÎó²î·ÖÎö£»
£¨3£©¼îµÄÌå»ýÏàͬ£¬µÚ¶þ´ÎÏûºÄËáµÄÌå»ý¸ü´ó£¬Ó¦ÉáÈ¥£¬ÀûÓõÚÒ»´Î¡¢µÚÈý´Î¼ÆËãÏûºÄµÄÑÎËáÈÜÒºµÄÌå»ýƽ¾ùÖµ£¬ÔÙ¸ù¾Ýc£¨¼î£©=
c(Ëá)V(Ëá)
V(¼î)
¼ÆË㣮
½â´ð£º½â£º£¨1£©·Ó̪Óö¼î±äºì£¬¹Û²ì׶ÐÎÆ¿ÖÐÈÜÒºµÄÑÕÉ«ÓÉdzºìÉ«±ä³ÉÎÞÉ«£¬ÇÒ°ë·ÖÖÓÄÚ²»»Ö¸´£¬´ïµ½µÎ¶¨Öյ㣬
¹Ê´ð°¸Îª£ºÈÜÒºµÄÑÕÉ«ÓÉdzºìÉ«±ä³ÉÎÞÉ«£¬ÇÒ°ë·ÖÖÓÄÚ²»»Ö¸´£»
£¨2£©ÀûÓÃc£¨¼î£©=
c(Ëá)V(Ëá)
V(¼î)
¿ÉÖª£¬
A£®ËáʽµÎ¶¨¹ÜδÓñê×¼ÑÎËáÈóÏ´¾ÍÖ±½Ó×¢Èë±ê×¼ÑÎËᣬÑÎËᱻϡÊÍ£¬ÏûºÄËáµÄÌå»ýÔö´ó£¬Ôòc£¨¼î£©Æ«´ó£»
B£®¶ÁÈ¡ÑÎËáÌå»ýʱ£¬¿ªÊ¼Æ½ÊÓ¶ÁÊý£¬¶ÁÊýÕýÈ·£¬µÎ¶¨½áÊøʱ¸©ÊÓ¶ÁÊý£¬¶ÁÊýƫС£¬Ôò²îƫС£¬¼´ÏûºÄËáµÄÌå»ýƫС£¬ËùÒÔc£¨¼î£©Æ«Ð¡£¬
¹Ê´ð°¸Îª£ºÆ«´ó£»Æ«Ð¡£»
£¨3£©¼îµÄÌå»ýÏàͬ£¬µÚ¶þ´ÎÏûºÄËáµÄÌå»ý¸ü´ó£¬Ó¦ÉáÈ¥£¬ÀûÓõÚÒ»´Î¡¢µÚÈý´Î¼ÆËãÏûºÄµÄÑÎËáÈÜÒºµÄÌå»ýƽ¾ùÖµ=
26.11+(26.31-0.22)
2
mL=26.10mL£¬¹Êc£¨NaOH£©=
26.10mL¡Á0.1mol/L
25.00mL
=0.1044mol/L£¬
¹Ê´ð°¸Îª£º0.1044mol/L£®
µãÆÀ£º±¾Ì⿼²éÖк͵ζ¨¡¢Êý¾Ý´¦Àí¼°Öк͵樵ÄÎó²î·ÖÎöµÈ£¬Àí½âÖк͵ζ¨µÎ¶¨Ô­ÀíÊǽâ´ð±¾ÌâµÄ¹Ø¼ü£¬ÌâÄ¿ÄѶÈÖеȣ®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
ijѧÉúÓûÓÃÒÑÖªÎïÖʵÄÁ¿Å¨¶ÈµÄÑÎËáÀ´²â¶¨Î´ÖªÎïÖʵÄÁ¿Å¨¶ÈµÄNaOHÈÜҺʱ£¬Ñ¡Ôñ¼×»ù³È×÷ָʾ¼Á£®ÇëÌîдÏÂÁпհףº
£¨1£©Óñê×¼µÄÑÎËáÈÜÒºµÎ¶¨´ý²âµÄNaOHÈÜҺʱ£¬×óÊÖ°ÑÎÕËáʽµÎ¶¨¹ÜµÄ»îÈû£¬ÓÒÊÖÒ¡¶¯×¶ÐÎÆ¿£¬ÑÛ¾¦×¢ÊÓ׶ÐÎÆ¿ÖÐÈÜÒºÑÕÉ«µÄ±ä»¯£®Ö±µ½Òò¼ÓÈëÒ»µÎÑÎËáºó£¬ÈÜÒºÓÉ»ÆÉ«±äΪ³ÈÉ«£¬²¢
°ë·ÖÖÓÄÚ²»ÍÊÉ«
°ë·ÖÖÓÄÚ²»ÍÊÉ«
Ϊֹ£®
£¨2£©ÈôµÎ¶¨¿ªÊ¼ºÍ½áÊøʱ£¬ËáʽµÎ¶¨¹ÜÖеÄÒºÃæÈçͼʾ£¬ÔòËùÓÃÑÎËáÈÜÒºµÄÌå»ýΪ
26.10
26.10
mL£®
£¨3£©ÏÂÁвÙ×÷ÖпÉÄÜʹËù²âNaOHÈÜÒºµÄŨ¶ÈÊýֵƫµÍµÄÊÇ
D
D
£®
A£®ËáʽµÎ¶¨¹ÜδÓñê×¼ÒºÈóÏ´¾ÍÖ±½Ó×¢Èë±ê×¼ÑÎËáÈÜÒº
B£®µÎ¶¨Ç°Ê¢·ÅNaOHÈÜÒºµÄ׶ÐÎÆ¿ÓÃÕôÁóˮϴ¾»ºóû¸ÉÔï
C£®ËáʽµÎ¶¨¹ÜÔڵζ¨Ç°ÓÐÆøÅÝ£¬µÎ¶¨ºóÆøÅÝÏûʧ
D£®¶ÁÈ¡ÑÎËáÌå»ýʱ£¬¿ªÊ¼ÑöÊÓ¶ÁÊý£¬µÎ¶¨½áÊøʱ¸©ÊÓ¶ÁÊý
£¨4£©Ä³Ñ§Éú¸ù¾ÝÈý´ÎʵÑé·Ö±ð¼Ç¼ÓйØÊý¾ÝÈçÏÂ±í£º
µÎ¶¨´ÎÊý ´ý²âÇâÑõ»¯ÄÆÈÜÒºµÄÌå»ý/mL 0.1000mol?L-1ÑÎËáµÄÌå»ý/mL
µÎ¶¨Ç°¿Ì¶È µÎ¶¨ºó¿Ì¶È ÈÜÒºÌå»ý/mL
µÚÒ»´Î 25.00 0.00 26.11 26.11
µÚ¶þ´Î 25.00 1.56 30.30 28.74
µÚÈý´Î 25.00 0.22 26.31 26.09
ÇëÓÃÉÏÊöÊý¾Ý¼ÆËã¸ÃNaOHÈÜÒºµÄÎïÖʵÄÁ¿Å¨¶È£®c£¨NaOH£©=
0.1044mol/L
0.1044mol/L
£®
ijѧÉúÓûÓÃÒÑÖªÎïÖʵÄÁ¿Å¨¶ÈµÄÑÎËáÀ´²â¶¨Î´ÖªÎïÖʵÄÁ¿Å¨¶ÈµÄNaOHÈÜҺʱ£¬Ñ¡Ôñ·Ó̪×÷ָʾ¼Á£®ÇëÌîдÏÂÁпհףº
£¨1£©ÖÕµãµÄÅжϣºÈÜÒºÓÉ
dzºìÉ«±ä³ÉÎÞÉ«£¬ÇÒ°ë·ÖÖÓÄÚ²»»Ö¸´
dzºìÉ«±ä³ÉÎÞÉ«£¬ÇÒ°ë·ÖÖÓÄÚ²»»Ö¸´
£®
£¨2£©ÏÂÁвÙ×÷ÖпÉÄÜʹËù²âNaOHÈÜÒºµÄŨ¶ÈÊýֵƫµÍµÄÊÇ
D
D

A£®ËáʽµÎ¶¨¹ÜδÓñê×¼ÑÎËáÈóÏ´¾ÍÖ±½Ó×¢Èë±ê×¼ÑÎËá
B£®µÎ¶¨Ç°Ê¢·ÅNaOHÈÜÒºµÄ׶ÐÎÆ¿ÓÃÕôÁóˮϴ¾»ºóûÓиÉÔï
C£®ËáʽµÎ¶¨¹ÜÔڵζ¨Ç°ÓÐÆøÅÝ£¬µÎ¶¨ºóÆøÅÝÏûʧ
D£®¶ÁÈ¡ÑÎËáÌå»ýʱ£¬¿ªÊ¼ÑöÊÓ¶ÁÊý£¬µÎ¶¨½áÊøʱ¸©ÊÓ¶ÁÊý
£¨3£©ÈôµÎ¶¨¿ªÊ¼ºÍ½áÊøʱ£¬ËáʽµÎ¶¨¹ÜÖеÄÒºÃæÈçͼËùʾ£¬ÔòËùÓÃÑÎËáÈÜÒºµÄÌå»ýΪ
26.10
26.10
ml£®
£¨4£©Ä³Ñ§Éú¸ù¾Ý3´ÎʵÑé·Ö±ð¼Ç¼ÓйØÊý¾ÝÈç±í£º
µÎ¶¨
´ÎÊý
´ý²âNaOHÈÜÒºµÄÌå»ý/mL 0.1000mol/LÑÎËáµÄÌå»ý/mL
µÎ¶¨Ç°¿Ì¶È µÎ¶¨ºó¿Ì¶È ƽ¾ùºÄÓÃÑÎËá
Ìå»ý/mL
µÚÒ»´Î 25.00 0.00 26.15 ¢ÙV=
26.20
26.20
µÚ¶þ´Î 25.00 0.56 30.30
µÚÈý´Î 25.00 0.20 26.35
¢ÚÒÀ¾ÝÉϱíÊý¾Ý¼ÆËã¸ÃNaOHÈÜÒºµÄÎïÖʵÄÁ¿Å¨¶È
0.1048mol/l
0.1048mol/l
 £¨¼ÆËã½á¹ûÈ¡4λÓÐЧÊý£©£®

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

¾«Ó¢¼Ò½ÌÍø