×é±ð | I | II | III |
ÑÎËáÌå»ý/ml | 100 | 100 | 100 |
AµÄÖÊÁ¿/g | 1.90 | 3.42 | 3.80 |
ÆøÌåµÄÌå»ý/ml | 448 | 716.8 | 672 |
Ä꼶 | ¸ßÖÐ¿Î³Ì | Ä꼶 | ³õÖÐ¿Î³Ì |
¸ßÒ» | ¸ßÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ | ³õÒ» | ³õÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ |
¸ß¶þ | ¸ß¶þÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õ¶þ | ³õ¶þÃâ·Ñ¿Î³ÌÍƼö£¡ |
¸ßÈý | ¸ßÈýÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õÈý | ³õÈýÃâ·Ñ¿Î³ÌÍƼö£¡ |
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013½ìºÓ±±Ê¡¼½ÖÝÖÐѧ¸ßÈýÒ»ÂÖ¼ì²â»¯Ñ§ÊÔ¾í£¨´ø½âÎö£© ÌâÐÍ£ºµ¥Ñ¡Ìâ
½«Ò»¶¨Á¿µÄCO2»ºÂýµØͨÈë500ml NaOHÈÜÒºÖУ¬³ä·Ö·´Ó¦ºó½«ÈÜÒºµÍÎÂÕô·¢£¬µÃµ½²»º¬½á¾§Ë®µÄ°×É«¹ÌÌåA 9.50g¡£È¡3·ÝÖÊÁ¿²»Í¬µÄA£¬·Ö±ðÓë100mlÏàͬÎïÖʵÄÁ¿Å¨¶ÈµÄÑÎËá·´Ó¦£¬µÃµ½µÄÆøÌåÌå»ý£¨±ê×¼×´¿ö£©ÓëAµÄÖÊÁ¿¹ØϵÈçϱíËùʾ£º£¨ £©
×é±ð | I | II | III |
ÑÎËáÌå»ý/ml | 100 | 100 | 100 |
AµÄÖÊÁ¿/g | 1.90 | 3.42 | 3.80 |
ÆøÌåµÄÌå»ý/ml | 448 | 716.8 | 672 |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2012-2013ѧÄêºþ±±Ê¡»Æ¸ÔÊиßÈýÉÏѧÆÚÆÚÄ©¿¼ÊÔÀí×Û»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÊµÑéÌâ
ijʵÑéС×éΪÑо¿²ÝËáµÄÖÆÈ¡ºÍ²ÝËáµÄÐÔÖÊ£¬½øÐÐÈçÏÂʵÑé¡£
ʵÑéI:ÖƱ¸²ÝËá
ʵÑéÊÒÓÃÏõËáÑõ»¯µí·ÛË®½âÒºÖƱ¸²ÝËáµÄ×°ÖÃÈçͼËùʾ(¼ÓÈÈ¡¢½Á°èºÍÒÇÆ÷¹Ì¶¨×°ÖþùÒÑÂÔÈ¥£©£¬ÊµÑé¹ý³ÌÈçÏ£º
¢Ù½«Ò»¶¨Á¿µÄµí·ÛË®½âÒº¼ÓÈËÈý¾±Æ¿ÖÐ
¢Ú¿ØÖÆ·´Ó¦ÒºÎ¶ÈÔÚ55〜600CÌõ¼þÏ£¬±ß½Á°è±ß»ºÂýµÎ¼ÓÒ»¶¨Á¿º¬ÓÐÊÊÁ¿´ß»¯¼ÁµÄ»ìËá (65%HNO3Óë98%H2S04µÄÖÊÁ¿±ÈΪ2 :1.5)ÈÜÒº
¢Û·´Ó¦3h×óÓÒ£¬ÀäÈ´£¬³éÂ˺óÔÙÖؽᾧµÃ²ÝËᾧÌå¡£
ÏõËáÑõ»¯µí·ÛË®½âÒº¹ý³ÌÖпɷ¢ÉúÏÂÁз´Ó¦£º
C6H12O6£«12HNO3¡ú3H2C2O4£«9NO2¡ü£«3NO¡ü£«9H2O
C6H12O6£«8HNO3¡ú6CO2¡ü£«8NO¡ü£«10H2O
3 H2C2O4£«2HNO3¡ú6CO2¡ü£«2NO¡ü£«4H2O
(1)¼ìÑéµí·ÛÊÇ·ñË®½âÍêÈ«ËùÐèÓõÄÊÔ¼ÁΪ________¡£
(2)ʵÑéÖÐÈô»ìËáµÎ¼Ó¹ý¿ì£¬½«µ¼Ö²ÝËá²úÂÊϽµ£¬ÆäÔÒòÊÇ________¡£
ʵÑéII £º²ÝËᾧÌåÖнᾧˮ²â¶¨
²ÝËᾧÌåµÄ»¯Ñ§Ê½¿É±íʾΪH2C2O4 • xH2O,Ϊ²â¶¨xµÄÖµ,½øÐÐÏÂÁÐʵÑ飺
¢Ù³ÆÈ¡6.3gij²ÝËᾧÌåÅä³É100.0mLµÄË®ÈÜÒº¡£
¢ÚÈ¡25.00mLËùÅäÈÜÒºÖÃÓÚ׶ÐÎÆ¿ÖУ¬¼ÓÈëÊÊÁ¿Ï¡H2SO4£¬ÓÃŨ¶ÈΪ0. 5mol/LµÄKMnO4ÈÜÒºµÎ¶¨£¬µÎ¶¨ÖÕµãʱÏûºÄKMnO4 µÄÌå»ýΪ10.00mL¡£»Ø´ðÏÂÁÐÎÊÌ⣺
£¨3£©Ð´³öÉÏÊö·´Ó¦µÄÀë×Ó·½³Ìʽ________________¡£
£¨4£©¼ÆËãx=________¡£
£¨5£©µÎ¶¨Ê±£¬³£·¢ÏÖ·´Ó¦ËÙÂÊ¿ªÊ¼ºÜÂý£¬ºóÀ´Ö𽥼ӿ죬¿ÉÄܵÄÔÒòÊÇ________¡£
ʵÑéIII:²ÝËá²»Îȶ¨ÐÔ
²éÔÄ×ÊÁÏ£º²ÝËᾧÌå(H2C2O4 •xH20),1000C¿ªÊ¼Ê§Ë®£¬100.5¡æ×óÓÒ·Ö½â²úÉúH2O¡¢COºÍCO2¡£ÇëÓÃÏÂͼÖÐÌṩµÄÒÇÆ÷¼°ÊÔ¼Á£¬Éè¼ÆÒ»¸öʵÑ飬֤Ã÷²ÝËᾧÌå·Ö½âµÃµ½µÄ»ìºÏÆøÖÐÓÐH2O¡¢COºÍCO2 (¼ÓÈÈ×°Öú͵¼¹ÜµÈÔÚͼÖÐÂÔÈ¥£¬²¿·Ö×°ÖÿÉÖظ´Ê¹Óã©¡£
»Ø´ðÏÂÁÐÎÊÌ⣺
(6)ÒÇÆ÷×°Öð´Á¬½Ó˳ÐòΪ________¡£
(7)ÒÇÆ÷BÖÐÎÞË®ÁòËá͵Ä×÷ÓÃ________¡£
£¨8£©ÄÜÖ¤Ã÷»ìºÏÆøÖк¬ÓÐCOµÄʵÑéÒÀ¾ÝÊÇ________¡£
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2012-2013ѧÄêºÓ±±Ê¡¸ßÈýÒ»ÂÖ¼ì²â»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ
½«Ò»¶¨Á¿µÄCO2»ºÂýµØͨÈë500ml NaOHÈÜÒºÖУ¬³ä·Ö·´Ó¦ºó½«ÈÜÒºµÍÎÂÕô·¢£¬µÃµ½²»º¬½á¾§Ë®µÄ°×É«¹ÌÌåA 9.50g¡£È¡3·ÝÖÊÁ¿²»Í¬µÄA£¬·Ö±ðÓë100mlÏàͬÎïÖʵÄÁ¿Å¨¶ÈµÄÑÎËá·´Ó¦£¬µÃµ½µÄÆøÌåÌå»ý£¨±ê×¼×´¿ö£©ÓëAµÄÖÊÁ¿¹ØϵÈçϱíËùʾ£º£¨ £©
×é±ð |
I |
II |
III |
ÑÎËáÌå»ý/ml |
100 |
100 |
100 |
AµÄÖÊÁ¿/g |
1.90 |
3.42 |
3.80 |
ÆøÌåµÄÌå»ý/ml |
448 |
716.8 |
672 |
ÏÂÁÐ˵·¨²»ÕýÈ·µÄÊÇ
A£®µÚI×éÑùÆ·ÑÎËáÓÐÊ£Óà
B£®Èô¼ÓÈë0.38gÑùÆ·£¬Ôò×îÖշųöÆøÌå67.2mL
C£®ÔNaOHµÄÎïÖʵÄÁ¿Å¨¶ÈÊÇ0.3mol¡¤L¡ª1
D£®ÑÎËáµÄÎïÖʵÄÁ¿Å¨¶ÈµÄ0.5mol/L
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2012-2013ѧÄêºþ±±Ê¡¸ßÈýÇï¼¾ÆÚÖÐÁª¿¼»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÌî¿ÕÌâ
£¨8·Ö£©£¨1£©ÒÑÖª20oCʱµÄÈܽâ¶È£ºNa2CO3£ºS£½21.2g£» NaHCO3£ºS£½9.6g¡£Ôò20oCºãÎÂÌõ¼þÏÂÏò121.2g±¥ºÍ̼ËáÄÆÈÜÒºÖÐͨÈë×ãÁ¿µÄCO2ÆøÌ壬ÀíÂÛÉÏ¿ÉÒÔÎö³öNaHCO3__________g£¨Ð¡Êýµãºó±£Áô1룩
£¨2£©Ïò500mL KOHÈÜÒºÖлºÂýͨÈëÒ»¶¨Á¿µÄCO2ÆøÌ壬³ä·Ö·´Ó¦ºó£¬ÔÚ¼õѹµÍÎÂÏÂÕô·¢ÈÜÒº£¬µÃµ½°×É«¹ÌÌå¡£ÈôͨÈëCO2ÆøÌåΪ2.24L(±ê×¼×´¿öÏÂ)£¬µÃµ½11.9gµÄ°×É«¹ÌÌå¡£ÔòËùÓõÄKOHÈÜÒºµÄÎïÖʵÄÁ¿Å¨¶ÈΪ______mol/L¡£
£¨3£©½«Ò»¶¨ÖÊÁ¿µÄÄƼÓÈëµ½89gË®ÖУ¬ÍêÈ«·´Ó¦ºóµÄÈÜҺΪ100g£¬Ôò¸ÃÈÜÒºµÄÖÊÁ¿·ÖÊýΪ________¡£
£¨4£©ÏÖÓмס¢ÒÒÁ½Æ¿ÎÞÉ«ÈÜÒº£¬ÒÑÖªËüÃÇ¿ÉÄÜÊÇAlCl3ÈÜÒººÍNaOHÈÜÒº.ÏÖ×öÈçÏÂʵÑ飺
¢ÙÈ¡440ml¼×Óë120mlÒÒ·´Ó¦£¬²úÉú1.56g³Áµí£»
¢ÚÈ¡440mlÒÒÓë120ml¼×·´Ó¦£¬Ò²²úÉú1.56g³Áµí£»
¢ÛÈ¡120ml¼×ÈÜÒºÓë400mlÒÒÈÜÒº·´Ó¦£¬Ôò²úÉú3.12g³Áµí£»Í¨¹ý±ØÒªµÄ¼ÆËãºÍÍÆÀíÅж¨£º
¼×ÈÜҺΪ ÈÜÒº£¬ÒÒÈÜҺΪ ÈÜÒº¡£
²é¿´´ð°¸ºÍ½âÎö>>
°Ù¶ÈÖÂÐÅ - 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