ÌâÄ¿ÄÚÈÝ
£¨10·Ö£©ÊµÑéÊÒÓÃNa2SO4¡¤10H2OÅäÖÆ0.1mol/LµÄNa2SO4ÈÜÒº500ml¡£ÓÐÒÔÏÂÒÇÆ÷£º
¢ÙÒ©³× ¢Ú100mlÁ¿Í² ¢Û1000mlÈÝÁ¿Æ¿ ¢Ü׶ÐÎÆ¿ ¢Ý²£Á§°ô¢ÞÉÕ±
£¨1£©ÅäÖÆʱ£¬±ØÐëÑ¡ÓõÄÒÇÆ÷Ϊ£º £¨Ìî´úºÅ£©£¬»¹È±ÉٵIJ£Á§ÒÇÆ÷Ϊ
£¨2£©¾¼ÆË㣬±¾ÊµÑéÐè³ÆÁ¿ÁòËáÄƾ§Ì壨Na2SO4¡¤10H2O£©Îª g¡£
£¨3£©ÓÃNa2SO4¡¤10H2OÅäÖƱê×¼ÈÜÒºµÄÕýȷ˳ÐòÊÇ ¡£
£¨4£©½«ËùÅäÖƵÄNa2SO4ÈÜÒº½øÐвⶨ£¬·¢ÏÖŨ¶È´óÓÚ0.1mol/L¡£ÇëÄã·ÖÎöÅäÖƹý³ÌÖпÉÄÜÒýÆð¸ÃÎó²îµÄÔÒòÊÇ£¨Ìî×Öĸ´úºÅ£©
¢ÙÈÝÁ¿Æ¿²»¸ÉÔº¬ÓÐÉÙÁ¿ÕôÁóË® ¢Ú¶¨ÈÝʱ¸©Êӿ̶ÈÏß ¢Û¶¨ÈÝʱÑöÊӿ̶ÈÏß ¢ÜδÀäÈ´ÖÁÊÒξÍתÒƵ½ÈÝÁ¿Æ¿ÖÐ ¢ÝûÓÐÏ´µÓÉÕ±ºÍ²£Á§°ô
¢ÙÒ©³× ¢Ú100mlÁ¿Í² ¢Û1000mlÈÝÁ¿Æ¿ ¢Ü׶ÐÎÆ¿ ¢Ý²£Á§°ô¢ÞÉÕ±
£¨1£©ÅäÖÆʱ£¬±ØÐëÑ¡ÓõÄÒÇÆ÷Ϊ£º £¨Ìî´úºÅ£©£¬»¹È±ÉٵIJ£Á§ÒÇÆ÷Ϊ
£¨2£©¾¼ÆË㣬±¾ÊµÑéÐè³ÆÁ¿ÁòËáÄƾ§Ì壨Na2SO4¡¤10H2O£©Îª g¡£
£¨3£©ÓÃNa2SO4¡¤10H2OÅäÖƱê×¼ÈÜÒºµÄÕýȷ˳ÐòÊÇ ¡£
A£®ÀäÈ´ | B£®³ÆÁ¿ | C£®Ï´µÓ | D£®¶¨ÈÝ E£®Èܽâ F£®Ò¡ÔÈ G£®ÒÆÒº |
¢ÙÈÝÁ¿Æ¿²»¸ÉÔº¬ÓÐÉÙÁ¿ÕôÁóË® ¢Ú¶¨ÈÝʱ¸©Êӿ̶ÈÏß ¢Û¶¨ÈÝʱÑöÊӿ̶ÈÏß ¢ÜδÀäÈ´ÖÁÊÒξÍתÒƵ½ÈÝÁ¿Æ¿ÖÐ ¢ÝûÓÐÏ´µÓÉÕ±ºÍ²£Á§°ô
£¨10·Öÿ¿Õ2·Ö£©£¨1£©¢Ù¢Ú¢Ý¢Þ 500mlÈÝÁ¿Æ¿¡¢½ºÍ·µÎ¹Ü
£¨2£©16.1 £¨3£©BEAGCGDF £¨4£©¢Ú¢Ü
£¨2£©16.1 £¨3£©BEAGCGDF £¨4£©¢Ú¢Ü
²éÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈÈÜÒºµÄÅäÖÆÒÔ¼°ÓйØÎó²î·ÖÎöµÈ¡£
£¨1£©¹ÌÌåÐèÒª³ÆÁ¿£¬ËùÒÔÐèÒªÒ©³×£¬ÈܽâÔÚÉÕ±ÖнøÐУ¬Òò´Ë»¹ÐèÒªÉÕ±ÒÔ¼°½Á°èµÄ²£Á§°ôºÍÊ¢·ÅÕôÁóË®µÄ100mlÁ¿Í²¡£ÅäÖÆ500mlÈÜÒº£¬ËùÒÔ»¹È±ÉٵIJ£Á§ÒÇÆ÷ÊÇ500mlÈÝÁ¿Æ¿£¬ÒÔ¼°¶¨ÈÝʱÐèÒªµÄ½ºÍ·µÎ¹Ü¡£
£¨2£©ÁòËáÄƵÄÎïÖʵÄÁ¿ÊÇ0.1mol/L¡Á0.5L£½0.05mol£¬ÔòÐèÒªÁòËáÄƾ§ÌåµÄÖÊÁ¿ÊÇ0.05mol¡Á322g/mol£½16.1g¡£
£¨3£©¸ù¾ÝÅäÖÆÔÀíÒÔ¼°ÊµÑéÒªÇó¿ÉÖª£¬ÅäÖÆʱ£¬ÕýÈ·µÄ²Ù×÷˳ÐòÊÇBEAGCGDF¡£
£¨4£©¸ù¾Ýc£½n/V¿ÉÖª£¬Èç¹ûÈÝÁ¿Æ¿²»¸ÉÔº¬ÓÐÉÙÁ¿ÕôÁóË®£¬Ôò²»»áÓ°ÏìʵÑé½á¹û£»¶¨ÈÝʱ¸©Êӿ̶ÈÏߣ¬ÔòÈÝÁ¿Æ¿ÖÐÈÜÒºµÄÌå»ýÆ«ÉÙ£¬Òò´ËŨ¶È¾ÍÆ«¸ß£»·´Ö®¶¨ÈÝʱÑöÊӿ̶ÈÏߣ¬²â¶¨½á¹ûÆ«µÍ£»Î´ÀäÈ´ÖÁÊÒξÍתÒƵ½ÈÝÁ¿Æ¿ÖУ¬Ôò¸ù¾ÝÈÈÕÍÀäËõ¿ÉÖª£¬ÈÝÁ¿Æ¿ÖÐÈÜÒºµÄÌå»ýÆ«ÉÙ£¬Òò´ËŨ¶È¾ÍÆ«¸ß£»Ã»ÓÐÏ´µÓÉÕ±ºÍ²£Á§°ô£¬ÔòÈÜÖʼõÉÙ£¬Å¨¶ÈÆ«µÍ£¬ËùÒÔÕýÈ·µÄ´ð°¸Ñ¡¢Ú¢Ü¡£
£¨1£©¹ÌÌåÐèÒª³ÆÁ¿£¬ËùÒÔÐèÒªÒ©³×£¬ÈܽâÔÚÉÕ±ÖнøÐУ¬Òò´Ë»¹ÐèÒªÉÕ±ÒÔ¼°½Á°èµÄ²£Á§°ôºÍÊ¢·ÅÕôÁóË®µÄ100mlÁ¿Í²¡£ÅäÖÆ500mlÈÜÒº£¬ËùÒÔ»¹È±ÉٵIJ£Á§ÒÇÆ÷ÊÇ500mlÈÝÁ¿Æ¿£¬ÒÔ¼°¶¨ÈÝʱÐèÒªµÄ½ºÍ·µÎ¹Ü¡£
£¨2£©ÁòËáÄƵÄÎïÖʵÄÁ¿ÊÇ0.1mol/L¡Á0.5L£½0.05mol£¬ÔòÐèÒªÁòËáÄƾ§ÌåµÄÖÊÁ¿ÊÇ0.05mol¡Á322g/mol£½16.1g¡£
£¨3£©¸ù¾ÝÅäÖÆÔÀíÒÔ¼°ÊµÑéÒªÇó¿ÉÖª£¬ÅäÖÆʱ£¬ÕýÈ·µÄ²Ù×÷˳ÐòÊÇBEAGCGDF¡£
£¨4£©¸ù¾Ýc£½n/V¿ÉÖª£¬Èç¹ûÈÝÁ¿Æ¿²»¸ÉÔº¬ÓÐÉÙÁ¿ÕôÁóË®£¬Ôò²»»áÓ°ÏìʵÑé½á¹û£»¶¨ÈÝʱ¸©Êӿ̶ÈÏߣ¬ÔòÈÝÁ¿Æ¿ÖÐÈÜÒºµÄÌå»ýÆ«ÉÙ£¬Òò´ËŨ¶È¾ÍÆ«¸ß£»·´Ö®¶¨ÈÝʱÑöÊӿ̶ÈÏߣ¬²â¶¨½á¹ûÆ«µÍ£»Î´ÀäÈ´ÖÁÊÒξÍתÒƵ½ÈÝÁ¿Æ¿ÖУ¬Ôò¸ù¾ÝÈÈÕÍÀäËõ¿ÉÖª£¬ÈÝÁ¿Æ¿ÖÐÈÜÒºµÄÌå»ýÆ«ÉÙ£¬Òò´ËŨ¶È¾ÍÆ«¸ß£»Ã»ÓÐÏ´µÓÉÕ±ºÍ²£Á§°ô£¬ÔòÈÜÖʼõÉÙ£¬Å¨¶ÈÆ«µÍ£¬ËùÒÔÕýÈ·µÄ´ð°¸Ñ¡¢Ú¢Ü¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿