·ÖÎö £¨1£©¢ÙÒÀ¾ÝÁòËáºÍ̼Ëá¸Æ·´Ó¦Éú³ÉµÄÁòËá¸ÆÊÇ΢ÈÜÓÚË®µÄÎïÖÊ£¬¸½×ÅÔÚ´óÀíʯ±íÃæ×èÖ¹·´Ó¦½øÐУ»
¢Ú³Áµí¹ýÂ˺óÏ´µÓ£¬¸ÉÔ
¢ÛÒÀ¾ÝÁ÷³Ì·ÖÎö£¬´óÀíʯÓëÏõËá·´Ó¦ºóÉú³ÉÏõËá¸Æ£¬ÏõËáÌú£¬¼ÓÈëһˮºÏ°±·´Ó¦Éú³ÉÇâÑõ»¯Ìú³Áµí£¬ÂËÒºÖмÓÈë̼Ëáï§·´Ó¦Éú³É̼Ëá¸Æ³Áµí£¬¹ýÂ˵õ½Ì¼Ëá¸Æ£¬ÂËÒºÖк¬ÓÐÇâÀë×Ó£¬ï§¸ùÀë×Ó£»ÒÀ¾Ý笠ùÀë×ӵļìÑé·½·¨ÊǺÍÇâÑõ»¯ÄÆ·´Ó¦Éú³É°±ÆøÉè¼ÆÊµÑé·½·¨½øÐмìÑ飻
£¨2£©ÔÚ¼ÓÈȵ½t1ʱxCaSO4•yH2O¿ªÊ¼·Ö½â£¬t1¡«t2ʱ¼ä¶ÎºÍt3¡«t4ʱ¼ä¶Î¸ö¹ÌÌåµÄÖÊÁ¿±ä»¯±È½ÏÉÙ£¬¶øt5¡«t6ʱ¼ä¶Î¹ÌÌåÖÊÁ¿±ä»¯½Ï´ó£¬ÔÒòÊÇt1¡«t2ʱ¼ä¶ÎÉúʯ¸àÍÑÈ¥²¿·ÖË®£¬t3¡«t4ʱ¼ä¶ÎÍêÈ«ÍÑË®£¬ÔÚt4ʱÍêÈ«Éú³ÉCaSO4£¬ÔÚt5¡«t6ʱ¼ä¶ÎζȽϸߣ¬CaSO4¿ªÊ¼·Ö½â£¬ÖÊÁ¿±ä»¯½Ï´ó£®
½â´ð ½â£º£¨1£©¢ÙÁòËáºÍ̼Ëá¸Æ·´Ó¦Éú³ÉµÄÁòËá¸ÆÊÇ΢ÈÜÓÚË®µÄÎïÖÊ£¬¸½×ÅÔÚ´óÀíʯ±íÃæ×èÖ¹·´Ó¦½øÐУ¬ËùÒÔÑ¡ÔñÏõËá·´Ó¦£»
¹Ê´ð°¸Îª£ºÁòËá¸ÆÎ¢ÈÜÓÚË®£»
¢ÚÉÏÊöÁ÷³ÌÖУ¬¡°·ÖÀ롱µÃ²úƷΪ̼Ëá¸Æ³ÁµíºÍÏõËáï§ÈÜÒº£¬Ëù°üº¬µÄʵÑé²Ù×÷ÒÀ´ÎΪ¹ýÂË£¬Ï´µÓ£¬¸ÉÔ
¹Ê´ð°¸Îª£ºÏ´µÓ£¬¸ÉÔ
¢Û´óÀíʯÓëÏõËá·´Ó¦ºóÉú³ÉÏõËá¸Æ£¬ÏõËáÌú£¬¼ÓÈëһˮºÏ°±·´Ó¦Éú³ÉÇâÑõ»¯Ìú³Áµí£¬ÂËÒºÖмÓÈë̼Ëáï§·´Ó¦Éú³É̼Ëá¸Æ³Áµí£¬¹ýÂ˵õ½Ì¼Ëá¸Æ£¬ÂËÒºÖк¬ÓÐÑôÀë×ÓΪÇâÀë×Ó£¬ï§¸ùÀë×Ó£»ÒÀ¾Ý笠ùÀë×ӵļìÑé·½·¨ÊǺÍÇâÑõ»¯ÄÆ·´Ó¦Éú³É°±Æø£¬Óöµ½ÊªÈóµÄºìɫʯÈïÊÔÖ½±äÀ¶Ö¤Ã÷°±ÆøµÄÉú³É£»
¹Ê´ð°¸Îª£ºNH4+£¬Éռ
£¨2£©¢ÙÒÀ¾ÝͼÏó·ÖÎö£¬¹ÌÌåÖÊÁ¿ÔÚ0-t1ʱ¼ä¶ÎÎޱ仯£¬ËµÃ÷¹ÌÌåδ·´Ó¦£¬¼ÓÈȵ½t1ʱ£¬¹ÌÌåÖÊÁ¿¿ªÊ¼¼õС£¬ËùÒԸþ§Ì忪ʼ·¢Éú»¯Ñ§±ä»¯µÄʱ¼äÊÇt1£»
¹Ê´ð°¸Îª£ºt1£»
¢ÚÔÚ¼ÓÈȵ½t1ʱxCaSO4•yH2O¿ªÊ¼·Ö½â£¬t1¡«t2ʱ¼ä¶ÎºÍt3¡«t4ʱ¼ä¶Î¸ö¹ÌÌåµÄÖÊÁ¿±ä»¯±È½ÏÉÙ£¬¶øt5¡«t6ʱ¼ä¶Î¹ÌÌåÖÊÁ¿±ä»¯½Ï´ó£¬ÔÒòÊÇt1¡«t2ʱ¼ä¶ÎÉúʯ¸àÍÑÈ¥²¿·ÖË®£¬t3¡«t4ʱ¼ä¶ÎÍêÈ«ÍÑË®£¬t4¡«t5ʱ¼ä¶Î¹ÌÌåµÄ»¯Ñ§Ê½ÎªCaSO4£»
¹Ê´ð°¸Îª£ºCaSO4£»
¢Ût3¡«t4ʱ¼ä¶ÎÍêÈ«ÍÑË®£¬Ôòm£¨H2O£©=6.52g-5.44g=1.08g£¬m£¨CaSO4£©=5.44g£¬n£¨H2O£©=$\frac{1.08g}{18g/mol}$=0.06mol£¬n£¨CaSO4£©=$\frac{5.44g}{136g/mol}$=0.04mol£¬ËùÒÔn£¨CaSO4£©£ºn£¨H2O£©=x£ºy=0.04£º0.06=2£º3£¬»¯Ñ§Ê½Îª£º2CaSO4•3H2O£¬tl¡«t2ʱ¼ä¶Î¹ÌÌåÖÊÁ¿±ä»¯£¬¼õÉÙË®µÄÖÊÁ¿=6.52g-5.80g=0.72g£¬n£¨H2O£©=$\frac{0.72g}{18g/mol}$=0.04mol£»¹ÌÌåÖÊÁ¿Îª5.80g£¬6.52gÁòËá¸Æ¹ÌÌåÎïÖʵÄÁ¿=$\frac{6.52g}{326g/mol}$=0.02mol£¬Ôò1mol2CaSO4•3H2Oʧˮ2mol£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º2CaSO4•3H2O$\frac{\underline{\;\;¡÷\;\;}}{\;}$2CaSO4•H2O+2H2O£¬
¹Ê´ð°¸Îª£º2CaSO4•3H2O$\frac{\underline{\;\;¡÷\;\;}}{\;}$2CaSO4•H2O+2H2O£®
µãÆÀ ±¾Ì⿼²éÁË̼Ëá¸ÆÖÆ±¸Á÷³Ì·ÖÎöÅжϣ¬Éúʯ¸à¼ÓÈȵı仯ͼÏó£¬ÌâÄ¿ÄѶȽϴó£¬×¢Òâ¸ù¾ÝͼÏóµÄÖÊÁ¿±ä»¯ÅжϿÉÄÜ·¢ÉúµÄ·´Ó¦£®
| Äê¼¶ | ¸ßÖÐ¿Î³Ì | Äê¼¶ | ³õÖÐ¿Î³Ì |
| ¸ßÒ» | ¸ßÒ»Ãâ·Ñ¿Î³ÌÍÆ¼ö£¡ | ³õÒ» | ³õÒ»Ãâ·Ñ¿Î³ÌÍÆ¼ö£¡ |
| ¸ß¶þ | ¸ß¶þÃâ·Ñ¿Î³ÌÍÆ¼ö£¡ | ³õ¶þ | ³õ¶þÃâ·Ñ¿Î³ÌÍÆ¼ö£¡ |
| ¸ßÈý | ¸ßÈýÃâ·Ñ¿Î³ÌÍÆ¼ö£¡ | ³õÈý | ³õÈýÃâ·Ñ¿Î³ÌÍÆ¼ö£¡ |
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
| ÎïÖÊ | Ïà¶Ô·Ö×ÓÖÊÁ¿ | ·Ðµã£¨¡æ£© | Ãܶȣ¨g•cm-3¡¢20¡æ£© | ÈܽâÐÔ |
| »·¼º´¼ | 100 | 161.1 | 0.9624 | ÄÜÈÜÓÚË®ºÍÃÑ |
| »·¼ºÍª | 98 | 155.6 | 0.9478 | ΢ÈÜÓÚË®£¬ÄÜÈÜÓÚÃÑ |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
| A£® | C2H2 | B£® | C2H4 | C£® | C3H8 | D£® | C2H6 |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
| A£® | 44g14C1802Ëùº¬ÓеÄÖÐ×ÓÊýΪ28NA | |
| B£® | 32gCH4ÖÐËùº¬¹²¼Û¼üÊýΪ8NA | |
| C£® | 7.8gNa2O2¹ÌÌåÖÐËùº¬Àë×ÓÊýΪ0.4NA | |
| D£® | 17gOH-Ëùº¬Óеĵç×ÓÊýΪ9NA |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º¶àÑ¡Ìâ
| A£® | ÓÃZ±íʾµÄ»¯Ñ§·´Ó¦ËÙÂÊΪ0.016 mol•L-1•s-1 | |
| B£® | ºãκãÈÝÏ£¬Í¨ÈëNeÆø£¬Ôö´óѹǿ£¬YµÄŨ¶È²»¼õС | |
| C£® | ºãκãÈÝÏ£¬ÔÙ³äÈëÒ»¶¨Á¿µÄZ£¬ÖØÐ´ﵽƽºâʱ£¬XµÄÎïÖʵÄÁ¿·ÖÊý¼õС | |
| D£® | ´ïƽºâºó£¬Êµ¼Ê·Å³öµÄÈÈÁ¿Îªb kJ£¬Ôòb=a |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
| A£® | ïÃÜÊ÷ÁÖÖеĵÀµÀ¹âÖù£¬¼ÈËÒ»ÖÖ×ÔÈ»ÏÖÏóÓÖÊǹâѧÏÖÏó£¬Ó뽺Ìå֪ʶÎÞ¹Ø | |
| B£® | Ñæ»ðµÄÎå²ÊçÍ·×ÊÇijЩ½ðÊôÔªËØ»¯Ñ§ÐÔÖʵÄÕ¹ÏÖ | |
| C£® | ¡°Îíö²ÌìÆø¡±¡¢¡°ÎÂÊÒЧӦ¡±¡¢¡°¹â»¯Ñ§ÑÌÎí¡±µÄÐγɶ¼Ó뵪µÄÑõ»¯ÎïÎÞ¹Ø | |
| D£® | CO2ºÏ³É¾Û̼Ëáõ¥¿É½µ½âËÜÁÏ£¬ÒÔʵÏÖ¡°Ì¼¡±µÄÑ»·ÀûÓà |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º¶àÑ¡Ìâ
| A£® | HFµÄµç×ÓʽΪ£º | B£® | HClOµÄ½á¹¹Ê½£ºH-Cl-O | ||
| C£® | CO2µÄµç×ÓʽΪ£º | D£® | Cl-µÄ½á¹¹Ê¾Òâͼ£º |
²é¿´´ð°¸ºÍ½âÎö>>
¹ú¼ÊѧУÓÅÑ¡ - Á·Ï°²áÁбí - ÊÔÌâÁбí
ºþ±±Ê¡»¥ÁªÍøÎ¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨Æ½Ì¨ | ÍøÉÏÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | µçÐÅթƾٱ¨×¨Çø | ÉæÀúÊ·ÐéÎÞÖ÷ÒåÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | ÉæÆóÇÖȨ¾Ù±¨×¨Çø
Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com