ÌâÄ¿ÄÚÈÝ
ÒÑ֪ζÈÔ½¸ß£¬AgIÔÚË®ÖеÄÈܽâ¶ÈÔ½´ó£¬ÏÖÏòÓÐAgI¹ÌÌåµÄAgI±¥ºÍÈÜÒºÖзֱð½øÐÐÈçϲÙ×÷£¬ÓйØÀë×ÓŨ¶ÈµÄ±ä»¯Çé¿öÊÇ£º
£¨1£©Èô¼ÓÈëÉÙÁ¿Ë®£¬Ôòc£¨I-£©______£¨Ìî¡°Ôö´ó¡±¡¢¡°¼õС¡±»ò¡°²»±ä¡±£©
£¨2£©Èô¼ÓÈëAgNO3¹ÌÌ壬ÔòAgIÔÚË®ÖеÄÈܽâ¶È______£¨Ìî¡°Ôö´ó¡±¡¢¡°¼õС¡±»ò¡°²»±ä¡±£©
£¨3£©Èô¼ÓÈëNaCl¹ÌÌ壬ÔòAgIµÄÈܶȻýKsp______£¨Ìî¡°Ôö´ó¡±¡¢¡°¼õС¡±»ò¡°²»±ä¡±£©
£¨4£©ÈôijζÈÏ£¬AgIµÄÈܶȻýKsp=9.0¡Á10-20£¬ÔòAgIÔÚ¸ÃζÈϵÄÈܽâ¶ÈÊÇ______g£¨AgI±¥ºÍÈÜÒºµÄÃܶȿɽüËÆΪ1g?mL-1£©£®
£¨1£©Èô¼ÓÈëÉÙÁ¿Ë®£¬Ôòc£¨I-£©______£¨Ìî¡°Ôö´ó¡±¡¢¡°¼õС¡±»ò¡°²»±ä¡±£©
£¨2£©Èô¼ÓÈëAgNO3¹ÌÌ壬ÔòAgIÔÚË®ÖеÄÈܽâ¶È______£¨Ìî¡°Ôö´ó¡±¡¢¡°¼õС¡±»ò¡°²»±ä¡±£©
£¨3£©Èô¼ÓÈëNaCl¹ÌÌ壬ÔòAgIµÄÈܶȻýKsp______£¨Ìî¡°Ôö´ó¡±¡¢¡°¼õС¡±»ò¡°²»±ä¡±£©
£¨4£©ÈôijζÈÏ£¬AgIµÄÈܶȻýKsp=9.0¡Á10-20£¬ÔòAgIÔÚ¸ÃζÈϵÄÈܽâ¶ÈÊÇ______g£¨AgI±¥ºÍÈÜÒºµÄÃܶȿɽüËÆΪ1g?mL-1£©£®
ÔÚÒ»¶¨Î¶ÈÏ£¬ÏòAgIµÄ±¥ºÍÈÜÒºÖдæÔÚ³ÁµíÈܽâƽºâ£¬AgI£¨s£©?Ag+£¨aq£©+I-£¨aq£©£¬Æ½ºâ״̬Ï´æÔÚÈܶȻý³£Êý£¬Ksp=C£¨Ag+£©?C£¨I-£©£»
£¨1£©Èô¼ÓÈëÉÙÁ¿Ë®£¬¹ÌÌåÈܽ⣬×îÖÕÐγɱ¥ºÍÈÜÒº£¬¹ÊÒøÀë×ÓŨ¶È²»±ä£¬¹Ê´ð°¸Îª£º²»±ä£»
£¨2£©Èô¼ÓÈëAgNO3¹ÌÌ壬»áÔö¼ÓÒøÀë×ÓŨ¶È£¬³ÁµíÈܽâƽºâÄæÏòÒƶ¯£¬c£¨I-£©¼õС£¬¹Ê´ð°¸Îª£º¼õС£»
£¨3£©Èô¼ÓÈëNaCl¹ÌÌ壬»á¼õÉÙÒøÀë×ÓŨ¶È£¬³ÁµíÈܽâƽºâÕýÏòÒƶ¯£¬c£¨I-£©Ôö´ó£¬µ«ÈܶȻýKsp²»±ä£»¹Ê´ð°¸Îª£º²»±ä£»
£¨4£©AgIµÄÈܶȻýKsp=9.0¡Á10-20£¬ÔòC£¨Ag+£©=3¡Á10-10mol/L£¬ÉèÈÜÒºµÄÌå»ýΪ1L£¬n£¨AgI£©=n£¨Ag+£©=3¡Á10-10mol/L¡Á1L=3¡Á10-10mol£¬ÈܽâµÄAgIµÄÖÊÁ¿Îª3¡Á10-10mol¡Á235g/mol=7.05¡Á10-8g£¬ÈÜÒºµÄÖÊÁ¿Îª£º1000ml¡Á1g?mL-1=1000g£¬Ë®µÄÖÊÁ¿Îª1000g-7.05¡Á10-8g=1000g£¬AgIÔÚ¸ÃζÈϵÄÈܽâ¶ÈÊÇ
=7.05¡Á10-9g£¬¹Ê´ð°¸Îª£º7.05¡Á10-9£®
£¨1£©Èô¼ÓÈëÉÙÁ¿Ë®£¬¹ÌÌåÈܽ⣬×îÖÕÐγɱ¥ºÍÈÜÒº£¬¹ÊÒøÀë×ÓŨ¶È²»±ä£¬¹Ê´ð°¸Îª£º²»±ä£»
£¨2£©Èô¼ÓÈëAgNO3¹ÌÌ壬»áÔö¼ÓÒøÀë×ÓŨ¶È£¬³ÁµíÈܽâƽºâÄæÏòÒƶ¯£¬c£¨I-£©¼õС£¬¹Ê´ð°¸Îª£º¼õС£»
£¨3£©Èô¼ÓÈëNaCl¹ÌÌ壬»á¼õÉÙÒøÀë×ÓŨ¶È£¬³ÁµíÈܽâƽºâÕýÏòÒƶ¯£¬c£¨I-£©Ôö´ó£¬µ«ÈܶȻýKsp²»±ä£»¹Ê´ð°¸Îª£º²»±ä£»
£¨4£©AgIµÄÈܶȻýKsp=9.0¡Á10-20£¬ÔòC£¨Ag+£©=3¡Á10-10mol/L£¬ÉèÈÜÒºµÄÌå»ýΪ1L£¬n£¨AgI£©=n£¨Ag+£©=3¡Á10-10mol/L¡Á1L=3¡Á10-10mol£¬ÈܽâµÄAgIµÄÖÊÁ¿Îª3¡Á10-10mol¡Á235g/mol=7.05¡Á10-8g£¬ÈÜÒºµÄÖÊÁ¿Îª£º1000ml¡Á1g?mL-1=1000g£¬Ë®µÄÖÊÁ¿Îª1000g-7.05¡Á10-8g=1000g£¬AgIÔÚ¸ÃζÈϵÄÈܽâ¶ÈÊÇ
7.05¡Á10-8g¡Á100 |
1000 |
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿