ÌâÄ¿ÄÚÈÝ
ϱíÊÇÏõËá¼ØÔÚ²»Í¬Î¶ÈʱµÄÈܽâ¶È
ζÈ/¡æ | 20 | 40 | 60 | 80 |
Èܽâ¶È/g | 31.6 | 63.9 | 110 | 169 |
A£®20¡æʱ£¬ÏõËá¼Ø±¥ºÍÈÜÒºÖÐÏõËá¼ØµÄÖÊÁ¿·ÖÊýԼΪ31.6£¥
B£®20¡æʱ£¬70gÏõËá¼ØµÄ±¥ºÍÈÜÒºÉýÎÂÖÁ40¡æµÃµ½²»±¥ºÍÈÜÒº
C£®80¡æʱ£¬134.5gµÄÏõËá¼Ø±¥ºÍÈÜÒº½µÎÂÖÁ60¡æʱÓÐ59gÏõËá¼ØÎö³ö
D£®60¡æʱ£¬105gÏõËá¼ØµÄ±¥ºÍÈÜÒºÖмÓÈë95gË®ºóÏõËá¼ØµÄÖÊÁ¿·ÖÊýΪ27.5£¥
BD
½âÎö
![](http://thumb2018.1010pic.com/images/loading.gif)
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
KNO3ºÍKClÔÚ²»Í¬Î¶ÈʱµÄÈܽâ¶ÈÈçϱíËùʾ£®Çë»Ø´ðÏÂÁÐÎÊÌ⣺
ζÈ/¡æ | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | |
Èܽâ¶È/g | KNO3 | 13.3 | 20.9 | 31.6 | 45.8 | 63.9 | 85.5 | 110 | 138 |
KCl | 27.6 | 31.0 | 34.0 | 37.0 | 40.0 | 42.6 | 45.5 | 48.3 |
£¨2£©½«±¥ºÍµÄÏõËá¼ØÈÜÒº±ä³ÉͬÎÂϵIJ»±¥ºÍÈÜÒº£¬¿É²ÉÓõķ½·¨ÊÇ________£®
£¨3£©ÓɱíÖÐÊý¾Ý·ÖÎö¿ÉÖª£¬KNO3ºÍKClÔÚijһζÈʱ¾ßÓÐÏàͬµÄÈܽâ¶Èx£¬ÔòxµÄÈ¡Öµ·¶Î§ÊÇ________£®
£¨4£©ÏõËá¼ØÓëÉÙÁ¿µÄÂÈ»¯¼Ø»ìºÏ£¬µÃµ½½Ï´¿¾»µÄÏõËá¼ØµÄ²Ù×÷ÊÇ________£®
£¨5£©ÒªÅäÖÆ50gÈÜÖÊÖÊÁ¿·ÖÊýΪ5%µÄKClÈÜÒº£¬ÐèÒªµÄʵÑéÒÇÆ÷ÓÐÌìƽ£¨º¬íÀÂ룩¡¢ÉÕ±¡¢Ò©³×¡¢Á¿Í²¡¢________£®