ÌâÄ¿ÄÚÈÝ
NaCl¡¢KNO3¡¢Ca(OH)2ÈýÖÖÎïÖʵÄÈܽâ¶ÈÇúÏßÈçͼһÓëͼ¶þËùʾ¡£Çë»Ø´ð£º
ͼһ ͼ¶þ ͼÈý
£¨1£©ÓÉͼһ¿ÉÖª£¬20¡æʱÂÈ»¯ÄƵÄÈܽâ¶ÈΪ g£»50¡æʱÂÈ»¯ÄƵÄÈܽâ¶È£¨Ìî¡°>¡±»ò¡°<¡±£© ÏõËá¼ØµÄÈܽâ¶È£»
£¨2£©Óû¶Ôº¬ÓÐÉÙÁ¿ÏõËá¼ØµÄÂÈ»¯ÄƹÌÌå½øÐÐÌá´¿£¬¿ÉÒÔʹÓõĽᾧ·½·¨ÊÇ £»
£¨3£©ÈçͼÈýËùʾ£¬20¡æʱ£¬½«Ê¢Óб¥ºÍʯ»ÒË®µÄСÊԹܷÅÈëʢˮµÄÉÕ±ÖУ¬ÏòË®ÖмÓÈëÇâÑõ»¯ÄƹÌÌåºó£¬Ê¯»ÒË®±ä»ë×Ç£¬½áºÏͼ¶þ·ÖÎöÆäÔÒòÊÇ ¡£
£¨1£©36 £¨2£©£¼ £¨3£©Õô·¢½á¾§
£¨4£©ÇâÑõ»¯ÄÆÈÜÓÚË®·ÅÈÈ£¬¶øÇâÑõ»¯¸ÆµÄÈܽâ¶ÈËæζȵÄÉý¸ß¶øÖð½¥¼õС£¬ËùÒԽᾧ
Îö³ö (ÿ¿Õ1·Ö£¬¹²4·Ö)
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
¸ù¾ÝNaClºÍKNO3µÄÈܽâ¶È±í£¬ÒÔÏÂ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
|
A¡¢40¡æʱ£¬NaClÈÜÒºµÄÖÊÁ¿·ÖÊýСÓÚKNO3ÈÜÒºµÄÖÊÁ¿·ÖÊý |
B¡¢Éý¸ßζȿÉʹKNO3µÄ²»±¥ºÍÈÜҺת±äΪ±¥ºÍÈÜÒº |
C¡¢µÃµ½NaCl¾§ÌåµÄºÏÀí·½·¨ÊÇÕô·¢ÈܼÁ |
D¡¢·Ö±ðÏòÊ¢ÓÐ40gµÄNaClºÍKNO3µÄÁ½¸öÉÕ±Öи÷¼ÓÈë100gË®£¬¾ù¿ÉµÃ±¥ºÍÈÜÒº |