ÌâÄ¿ÄÚÈÝ

12£®Î¶ÈΪT¡æ£¬Ñ¹Ç¿Îª1.01¡Á106PaÌõ¼þÏ£¬Ä³ÃܱÕÈÝÆ÷ÏÂÁз´Ó¦´ïµ½»¯Ñ§Æ½ºâA£¨g£©+aB£¨£¿£©?4C£¨g£©£¬´ïµ½»¯Ñ§Æ½ºâʱ²âµÃc£¨A£©=0.2mol•L-1£»Ñ¹ËõÈÝÆ÷ʹѹǿÔö´óµ½2.02¡Á106Pa£¬µÚ¶þ´Î´ïµ½Æ½ºâʱ£¬²âµÃc£¨A£©=0.36mol•L-1£»Èô¼ÌÐøѹËõÈÝÆ÷£¬Ê¹Ñ¹Ç¿Ôö´óµ½5.05¡Á106Pa£¬µÚÈý´Î´ïµ½Æ½ºâʱ£¬²âµÃc£¨A£©=1.1mol•L-1£»ÔòÏÂÁйØÓÚÓйØ˵·¨²»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®µÚ¶þ´ÎƽºâʱBΪÆø̬
B£®a£¾3
C£®µÚÒ»´ÎƽºâºóÔö´óѹǿƽºâÏò×óÒƶ¯
D£®µÚÈý´Î´ïµ½Æ½ºâʱB¿ÉÄÜΪ·ÇÆø̬

·ÖÎö AһֱΪÆø̬£¬¿ªÊ¼c£¨A£©=0.2mol/L£¬Ñ¹ËõÈÝÆ÷ʹѹǿÔö´óµ½2.02¡Á106Pa£¬Ï൱ÓÚÌå»ýËõСһ°ë£¬ÔÚƽºâÒƶ¯Ö®Ç°£¬c£¨A£©=0.4mol/L£¬Í¬ÀíµÚÈý´ÎƽºâÇ°£¬Ìå»ýËõСΪµÚÒ»´ÎµÄ$\frac{1}{5}$£¬ËùÒÔc£¨A£©ÔÚƽºâÒƶ¯Ö®Ç°£¬Å¨¶ÈÓ¦ÊÇ0.2x5=1mol/L£¬½áºÏѹǿ¶ÔƽºâÒƶ¯µÄÓ°ÏìÒÔ¼°Êµ¼ÊAµÄŨ¶ÈÀ´·ÖÎö½â´ð£®

½â´ð ½â£ºAһֱΪÆø̬£¬¿ªÊ¼c£¨A£©=0.2mol/L£¬Ñ¹ËõÈÝÆ÷ʹѹǿÔö´óµ½2.02¡Á106Pa£¬Ï൱ÓÚÌå»ýËõСһ°ë£¬ÔÚƽºâÒƶ¯Ö®Ç°£¬c£¨A£©=0.4mol/L£¬µÚ¶þ´Î´ïµ½Æ½ºâʱ£¬
²âµÃc£¨A£©=0.36mol/L˵Ã÷ƽºâÏòÓÒÒƶ¯£¬Ñ¹Ç¿Ôö¼Ó£¬Æ½ºâÏòËõÌå»ýµÄ·½ÏòÒƶ¯£¬ËµÃ÷BÊÇÆøÌ壬a£¾3£¬Í¬ÀíµÚÈý´ÎƽºâÇ°£¬Ìå»ýËõСΪµÚÒ»´ÎµÄ$\frac{1}{5}$£¬ËùÒÔc£¨A£©ÔÚƽºâÒƶ¯Ö®Ç°£¬Å¨¶ÈÓ¦ÊÇ0.2x5=1mol/L£¬¶ø´Ëƽºâʱc£¨A£©Îª1.1mol/LËùÒÔƽºâÊÇÏò×óÒƶ¯£¬´ËʱBÊÇ·ÇÆøÌ壮
¹ÊÑ¡C£®

µãÆÀ ±¾ÌâÊÇÒ»µÀ¹ØÓÚÓ°Ï컯ѧƽºâÒƶ¯µÄÒòËصÄ֪ʶµÄ¿¼²éÌ⣬¿¼²éѧÉú·ÖÎöºÍ½â¾öÎÊÌâµÄÄÜÁ¦£¬ÄѶÈÖеȣ®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
3£®ÊµÑéÊÒÖÐÓñ½¼×È©ÖƱ¸±½¼×´¼ºÍ±½¼×Ëᣮ
ÒÑÖª£º¢ÙÖƱ¸Ô­ÀíΪ£º

¢ÚÓйØÎïÖʵÄÐÔÖÊÈç±í£º
ÎïÖʷеãÈÛµãÈܽâÐÔ
±½¼×È©179¡æ-26¡æ΢ÈÜÓÚË®£¬ÄÜÓëÒÒÃÑ»ìÈÜ£®
±½¼×´¼205.3¡æ-15.3¡æÉÔÈÜÓÚË®£¬ÄÜÓëÒÒÃÑ»ìÈÜ
±½¼×Ëá249¡æ122¡æ΢ÈÜÓÚË®£¬Ò×ÈÜÓÚÒÒÃÑ£®
ÒÒÃÑ34.8¡æÄÑÈÜÓÚË®
¢ÛÈ©¿ÉÒÔÓë±¥ºÍNaHSO3ÈÜÒº·´Ó¦Éú³ÉÄÑÈÜÓÚÓлúÎï¶øÒ×ÈÜÓÚË®µÄÄÆÑΣ®
¢Ü´¿¾»µÄҺ̬ÓлúÎïÒ»°ã¶¼Óй̶¨·Ðµã£®
ÖƱ¸±½¼×´¼ºÍ±½¼×ËáµÄÖ÷Òª¹ý³ÌÈçͼ£º

£¨1£©²Ù×÷IµÄÃû³ÆÊÇ·ÖÒº£®²Ù×÷IIµÄÃû³ÆÊÇÕôÁó£®
£¨2£©²Ù×÷IIIµÄÃû³ÆÊǹýÂË£¬²úÆ·ÒÒÊDZ½¼×Ëᣮ
£¨3£©Ä³Í¬Ñ§²â¶¨²úÆ·¼×µÄ·Ðµã£¬·¢ÏÖÆäÔÚ190¡æ¼´¿ªÊ¼·ÐÌÚ£®¸ÃͬѧÍƲâ²úÆ·¼×ÊDZ½¼×´¼Óë±½¼×È©µÄ»ìºÏÎÉè¼ÆÁËÈçÏ·½°¸½øÐмìÑéºÍÌá´¿£¬½á¹û±íÃ÷ÍƲâÕýÈ·£®ÇëÔÚ´ðÌ⿨ÉÏÍê³É±íÖÐÄÚÈÝ£®
ÐòºÅʵÑé·½°¸ÊµÑéÏÖÏó½áÂÛ
²½Öè¢ÙÈ¡ÉÙÁ¿²úÆ·¼×ÓڽྻµÄÊÔ¹ÜÖУ¬ÔÙ¼ÓÈë2mLAg£¨NH3£©OH
ÈÜÒº£¬Ë®Ô¡¼ÓÈÈ£®
ÊÔ¹ÜÄÚ±Ú²úÉú¹âÁÁÒø¾µ²úÆ·¼×Öк¬Óб½¼×È©
²½Öè¢Ú½«ÉÙÁ¿²úÆ·¼×ÖÃÓÚ·ÖҺ©¶·ÖУ¬È»ºóÏò©¶·ÖмÓÈë±¥ºÍNaHSO3ÈÜÒº£¬ÈÜÒº£¬³ä·Ö·´Ó¦ºó·ÖÒº£®
²½Öè¢Û½«²½Öè¢ÚµÄÓлú²ãÏ´µÓ¡¢¸ÉÔïºó£¬²â¶¨²úÆ·µÄ
·Ðµã
·ÐµãΪ205.3¡æËùµÃÓлú²ãÊÇ´¿¾»µÄ±½¼×´¼
£¨4£©´¿¶È²â¶¨£º³ÆÈ¡7.00g²úÆ·¼×£¬¼ÓÈë×ãÁ¿Òø°±ÈÜÒº³ä·Ö·´Ó¦£¬Éú³Éµ¥ÖÊAg 2.16g£®Ôò²úÆ·¼×Öб½¼×´¼µÄÖÊÁ¿·ÖÊýµÄ¼ÆËã±í´ïʽΪ£º$\frac{7.00g-\frac{2.16g}{108g/mol}¡Á\frac{1}{2}¡Á106g/mol}{7.00g}$100%£¬
¼ÆËã½á¹ûΪ84.9%£¨±£ÁôÈý¸öÓÐЧÊý×Ö£®±½¼×È©Ïà¶Ô·Ö×ÓÖÊÁ¿£º106£»Ag£º108£©£®
7£®Ä³Ñ§ÉúÐèÒªÓÃÉÕ¼î¹ÌÌåÅäÖÆ0.5mol•L-1µÄNaOHÈÜÒº400mL£®
ʵÑéÊÒÌṩÒÔÏÂÒÇÆ÷£º¢Ù100mLÉÕ±­  ¢Ú100mLÁ¿Í²  ¢Û1000mLÈÝÁ¿Æ¿  ¢Ü500mLÈÝÁ¿Æ¿  ¢Ý²£Á§°ô  ¢ÞÍÐÅÌÌìƽ£¨´øíÀÂ룩£®
Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©¼ÆËã½á¹û£ºÐèÒª³ÆÈ¡NaOH¹ÌÌå10.0g£»
£¨2£©ÅäÖÆʱ£¬±ØÐëʹÓõÄÒÇÆ÷ÓТ٢ܢݢޣ¨Ìî´úºÅ£©£¬
»¹È±ÉٵIJ£Á§ÒÇÆ÷ÓнºÍ·µÎ¹Ü£®£¨ÌîÒÇÆ÷Ãû³Æ£©
£¨3£©ÅäÖÆʱ£¬ÆäÕýÈ·µÄ²Ù×÷˳ÐòÊÇ£¨×Öĸ±íʾ£¬Ã¿¸ö²Ù×÷Ö»ÓÃÒ»´Î£©BCAFED£»
A£®ÓÃÉÙÁ¿Ë®Ï´µÓÉÕ±­2-3´Î£¬Ï´µÓÒº¾ù×¢ÈëÈÝÁ¿Æ¿£¬Õñµ´
B£®ÔÚÊ¢ÓÐNaOH¹ÌÌåµÄÉÕ±­ÖмÓÈëÊÊÁ¿Ë®Èܽâ
C£®½«ÉÕ±­ÖÐÒÑÀäÈ´µÄÈÜÒºÑز£Á§°ô×¢ÈëÈÝÁ¿Æ¿ÖÐ
D£®½«ÈÝÁ¿Æ¿¸Ç½ô£¬·´¸´ÉÏϵߵ¹£¬Ò¡ÔÈ
E£®¸ÄÓýºÍ·µÎ¹Ü¼ÓË®£¬Ê¹ÈÜÒº°¼ÃæÇ¡ºÃÓë¿Ì¶ÈÏàÇÐ
F£®¼ÌÐøÍùÈÝÁ¿Æ¿ÄÚСÐļÓË®£¬Ö±µ½ÒºÃæ½Ó½ü¿Ì¶È1-2cm´¦
£¨4£©ÊµÑéÁ½´ÎÓõ½²£Á§°ô£¬Æä×÷Ó÷ֱðÊÇ£º½Á°è¡¢ÒýÁ÷£»
£¨5£©Èô³öÏÖÈçÏÂÇé¿ö£¬ÆäÖн«ÒýÆðËùÅäÈÜҺŨ¶ÈÆ«¸ßµÄÊǢڢݣ»£¨ÌîÏÂÁбàºÅ£©
¢ÙÈÝÁ¿Æ¿ÊµÑéÇ°ÓÃÕôÁóˮϴ¸É¾»£¬µ«Î´ºæ¸É
¢Ú¶¨Èݹ۲ìÒºÃæʱ¸©ÊÓ
¢ÛÅäÖƹý³ÌÖÐÒÅ©ÁË£¨3£©Öв½ÖèA
¢Ü¼ÓÕôÁóˮʱ²»É÷³¬¹ýÁ˿̶È
¢ÝÒÆҺǰûÓÐÀäÈ´ÖÁÊÒΣ®

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

¾«Ó¢¼Ò½ÌÍø