19£®ÓÃËáʽµÎ¶¨¹Ü׼ȷÒÆÈ¡25.00mLijδ֪Ũ¶ÈµÄÑÎËáÈÜÓÚÒ»½à¾»µÄ׶ÐÎÆ¿ÖУ¬È»ºóÓÃ0.20mol•L -1µÄÇâÑõ»¯ÄÆÈÜÒº£¨Ö¸Ê¾¼ÁΪ·Ó̪£©£®µÎ¶¨½á¹ûÈçÏ£º
NaOHÆðʼ¶ÁÊýNaOHÖÕµã¶ÁÊý
µÚÒ»´Î      0.10mL    18.60mL
µÚ¶þ´Î      0.30mL    18.00mL
£¨1£©¸ù¾ÝÒÔÉÏÊý¾Ý¿ÉÒÔ¼ÆËã³öÑÎËáµÄÎïÖʵÄÁ¿Å¨¶ÈΪ0.1448mol•L-1£®
£¨2£©´ïµ½µÎ¶¨ÖÕµãµÄ±êÖ¾ÊǵÎ×îºóÒ»µÎÈÜÒºÓÉÎÞÉ«±ädzºìÉ«£¬°ë·ÖÖÓ²»ÍÊÉ«
£¨3£©ÒÔϲÙ×÷Ôì³É²â¶¨½á¹ûÆ«¸ßµÄÔ­Òò¿ÉÄÜÊÇAD£®
A£®ÅäÖƱê×¼ÈÜÒºµÄÇâÑõ»¯ÄÆÖлìÓÐNa2CO3ÔÓÖÊ
B£®µÎ¶¨ÖÕµã¶ÁÊýʱ£¬¸©Êӵζ¨¹ÜµÄ¿Ì¶È£¬ÆäËü²Ù×÷¾ùÕýÈ·
C£®Ê¢×°Î´ÖªÒºµÄ׶ÐÎÆ¿ÓÃÕôÁóˮϴ¹ý£¬Î´Óôý²âÒºÈóÏ´
D£®µÎ¶¨µ½ÖÕµã¶ÁÊýʱ·¢Ïֵζ¨¹Ü¼â×ì´¦Ðü¹ÒÒ»µÎÈÜÒº£®

·ÖÎö £¨1£©ÏȼÆËã³öÏûºÄÇâÑõ»¯ÄÆÈÜÒºµÄƽ¾ùÌå»ý£¬È»ºó¸ù¾Ýc£¨´ý²â£©=$\frac{c£¨±ê×¼£©¡ÁV£¨±ê×¼£©}{V£¨´ý²â£©}$¼ÆËã³öÑÎËáµÄÎïÖʵÄÁ¿ÄѶȣ»
£¨2£©¸ù¾ÝµÎ¶¨ÖÕµãÇ°ÈÜҺΪÎÞÉ«£¬µÎ¶¨ÖÕµãʱÈÜҺΪºìÉ«Åжϵζ¨Öյ㣻
£¨3£©¸ù¾Ý²Ù×÷¶Ôc£¨´ý²â£©=$\frac{c£¨±ê×¼£©¡ÁV£¨±ê×¼£©}{V£¨´ý²â£©}$µÄÓ°Ïì½øÐзÖÎöµÎ¶¨Îó²î£®

½â´ð ½â£º£¨1£©¸ù¾Ý±í¸ñÖÐÊý¾Ý¿ÉÖª£¬µÚÒ»´ÎµÎ¶¨ÏûºÄÇâÑõ»¯ÄÆÈÜÒºµÄÌå»ýΪ£º£¨18.60-0.10£©mL=18.50mL£¬µÚ¶þ´ÎµÎ¶¨ÏûºÄÇâÑõ»¯ÄƵÄÌå»ýΪ£º£¨18.00-0.30£©mL=17.70mL£¬ÏûºÄÇâÑõ»¯ÄÆÌå»ýµÄƽ¾ùֵΪ£º$\frac{18.50+17.70}{2}$mL=18.10 mL£¬
c£¨NaOH£©=$\frac{0.2¡Á0.0181}{0.025}$mol/L¡Ö0.1448 mol/L£¬
¹Ê´ð°¸Îª£º0.1448£»
£¨2£©µÎ¶¨½áÊø֮ǰ£¬ÈÜҺΪÎÞÉ«£¬µÎ¶¨½áÊøʱÈÜÒº±ä³ÉºìÉ«£¬ËùÒԵζ¨ÖÕµãÏÖÏóΪ£ºµÎ×îºóÒ»µÎÈÜÒºÓÉÎÞÉ«±ädzºìÉ«£¬°ë·ÖÖÓ²»ÍÊÉ«£¬
¹Ê´ð°¸Îª£ºµÎ×îºóÒ»µÎÈÜÒºÓÉÎÞÉ«±ädzºìÉ«£¬°ë·ÖÖÓ²»ÍÊÉ«£»
£¨3£©A£®ÅäÖƱê×¼ÈÜÒºµÄÇâÑõ»¯ÄÆÖлìÓÐNa2CO3ÔÓÖÊ£¬µ¼ÖÂV£¨NaOH£©Æ«¸ß£¬¾Ýc£¨´ý²â£©=$\frac{c£¨±ê×¼£©¡ÁV£¨±ê×¼£©}{V£¨´ý²â£©}$·ÖÎö£¬c£¨´ý²â£©Æ«¸ß£¬¹ÊAÕýÈ·£»
B£®µÎ¶¨ÖÕµã¶ÁÊýʱ£¬¸©Êӵζ¨¹ÜµÄ¿Ì¶È£¬ÆäËü²Ù×÷¾ùÕýÈ·£¬µ¼ÖÂV£¨NaOH£©Æ«µÍ£¬¾Ýc£¨´ý²â£©=$\frac{c£¨±ê×¼£©¡ÁV£¨±ê×¼£©}{V£¨´ý²â£©}$·ÖÎö£¬c£¨´ý²â£©Æ«µÍ£¬¹ÊB´íÎó£»
C£®Ê¢×°Î´ÖªÒºµÄ׶ÐÎÆ¿ÓÃÕôÁóˮϴ¹ý£¬Î´Óôý²âÒºÈóÏ´£¬²Ù×÷ÕýÈ·£¬¶Ô½á¹ûÎÞÓ°Ï죬¹ÊC´íÎó£»
D£®µÎ¶¨µ½ÖÕµã¶ÁÊýʱ·¢Ïֵζ¨¹Ü¼â×ì´¦Ðü¹ÒÒ»µÎÈÜÒº£¬µ¼ÖÂV£¨NaOH£©Æ«¸ß£¬¾Ýc£¨´ý²â£©=$\frac{c£¨±ê×¼£©¡ÁV£¨±ê×¼£©}{V£¨´ý²â£©}$·ÖÎö£¬c£¨´ý²â£©Æ«¸ß£¬¹ÊDÕýÈ·£»
¹ÊÑ¡AD£®

µãÆÀ ±¾ÌâÖ÷Òª¿¼²éÁËËá¼îÖк͵ζ¨¼°Îó²î·ÖÎö£¬ÌâÄ¿ÄѶÈÖеȣ¬×¢ÒâËá¼îÖк͵ζ¨µÄ²Ù×÷·½·¨¼°Îó²î·ÖÎöµÄ·½·¨£¬ÊÔÌâÅàÑøÁËѧÉúµÄ·ÖÎö¡¢Àí½âÄÜÁ¦¼°Áé»îÓ¦ÓÃËùѧ֪ʶµÄÄÜÁ¦£¬ÊÇÒ»µÀ²»´íµÄÊÔÌ⣮

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

9£®·Ö×ÓʽΪC10H17BrµÄÓлúÎÆä½á¹¹²»¿ÉÄÜÊÇ£¨¡¡¡¡£©
A£®Ö»º¬1¸ö̼̼˫¼üµÄÖ±Á´ÓлúÎïB£®º¬2¸ö̼̼˫¼üµÄÖ±Á´ÓлúÎï
C£®º¬1¸ö̼̼˫¼üµÄ»·×´ÓлúÎïD£®º¬1¸ö̼̼Èý¼üµÄÖ±Á´ÓлúÎï

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

10£®¶Ô²»´¿µÄ¹ÌÌåÓлúÎï½øÐÐÌá´¿£¬³£Ñ¡Óõķ½·¨ÊÇ£¨¡¡¡¡£©
A£®Õô·¢B£®ÖؽᾧC£®ÕôÁóD£®·ÖÒº

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

7£®ÏÂÁбíʾÕýÈ·µÄÊÇ£¨¡¡¡¡£©
¢Ù´ÎÂÈËáµÄ½á¹¹Ê½Îª£ºH-Cl-O
¢Ú±ûÍéµÄ·Ö×ÓÇò¹÷Ä£ÐÍʾÒâͼ£º
¢ÛH2S·Ö×ӵıÈÀýÄ£ÐÍ 
¢ÜÔÚMg18O¾§ÌåÖУ¬ÒõÀë×ӽṹʾÒâͼ¿É±íʾΪ
A£®¢Ù¢ÜB£®¢Ù¢Ú¢ÜC£®¢Ú¢Û¢ÜD£®¢Ú¢Û

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

14£®ÔÚÈÜÒºÖÐÄÜ´óÁ¿¹²´æµÄÒ»×éÀë×Ó»ò·Ö×ÓÊÇ£¨¡¡¡¡£©
A£®NH${\;}_{4}^{+}$¡¢H+¡¢NO${\;}_{3}^{-}$¡¢HCO${\;}_{3}^{-}$B£®K+¡¢Al3+¡¢SO${\;}_{4}^{2-}$¡¢NH3•H2O
C£®Na+¡¢K+¡¢SO${\;}_{3}^{2-}$¡¢Cl2D£®Na+¡¢Cl-¡¢CO${\;}_{3}^{2-}$¡¢OH-

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

4£®ÏÂÁи÷×éÀë×ÓÔÚÖ¸¶¨µÄÈÜÒºÖÐÄÜ´óÁ¿¹²´æµÄÊÇ£¨¡¡¡¡£©
A£®ÎÞÉ«ÈÜÒºÖУºK+¡¢Cu2+¡¢Na+¡¢SO42-
B£®ÔÚÓÉË®µçÀë³öµÄc£¨OH-£©=10-13 mol•L-1µÄÈÜÒºÖУºNa+¡¢Ba2+¡¢Cl-¡¢I-
C£®ÄÜʹºìɫʯÈïÊÔÖ½±äΪÀ¶É«µÄÈÜÒº£ºNa+¡¢Cl-¡¢S2-¡¢ClO-
D£®º¬ÓдóÁ¿ClO-µÄÈÜÒº£ºH+¡¢I-¡¢SO42-¡¢Cl-

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

11£®³£ÎÂÏ£¬ÏÂÁÐÈÜÒº¿Ï¶¨³ÊËáÐÔµÄÊÇ£¨¡¡¡¡£©
A£®ÈÜÒºÖк¬ÓÐH+B£®µÎÈë·Ó̪ÊÔÒººó£¬ÈÜÒº³ÊºìÉ«
C£®c£¨OH-£©£¾c£¨H+£©µÄÈÜÒºD£®Óë½ðÊôÌú·´Ó¦·Å³öÇâÆø

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

8£®ÏÂÁл¯Ñ§ÓÃÓïÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®SÔ­×ӵĽṹʾÒâͼ£º
B£®ÂÈ»¯ÄƵĵç×Óʽ£º
C£®ÒÒ´¼µÄ½á¹¹Ê½£º
D£®ÁòËáµÄµçÀë·½³Ìʽ£ºHSO4=H2++SO42-

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

9£®¹Û²ìÒÔÏÂÓлúÎï½á¹¹
£¨1£©
£¨2£©
£¨3£©
˼¿¼£º£¨1£©×î¶àÓм¸¸ö̼ԭ×Ó¹²Ã棿5
£¨2£©×î¶àÓм¸¸ö̼ԭ×Ó¹²Ïߣ¿

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸