ijÓлúÎïAº¬C£º54.8%£¬H£º5.58%£¬N£º7.11%£¬ÆäÓຬO£¬AµÄÏà¶Ô·Ö×ÓÖÊÁ¿²»³¬¹ý300£®AÊǦÁ-°±»ùËᣬ·Ö×ÓÖв»´æÔÚ¼×»ù£¨-CH3£©£¬ÄÜÓëFeCl3ÈÜÒº·¢ÉúÏÔÉ«·´Ó¦£¬1mol A×î¶àÄÜÓë3molNaOHÍêÈ«·´Ó¦£®Çë»Ø´ð£º
£¨1£©ÓлúÎïAµÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª
197
197
£¬Æä·Ö×ÓʽΪ
C9H11NO4
C9H11NO4
£®
£¨2£©·ûºÏÉÏÊöÌõ¼þµÄÓлúÎïAµÄ¿ÉÄܽṹÓÐ
6
6
£¨ÌîÊý×Ö£©ÖÖ£¬Ð´³öÆäÖеÄÈÎÒ»ÖֵĽṹ¼òʽ
£®
·ÖÎö£ºÄ³ÓлúÎïAº¬C£º54.8%£¬H£º5.58%£¬N£º7.11%£¬ÆäÓຬO£¬ÔòOµÄÖÊÁ¿·ÖÊýΪ1-54.8%-5.58%-7.11=32.51%£¬ËùÒÔÓлúÎïÖÐN£¨C£©£ºN£¨H£©£ºN£¨O£©£ºN£¨N£©=
54.8%
12
£º
5.58%
1
£º
32.51%
16
£º
7.11%
14
¡Ö9£º11£º4£º1£¬Ôò×î¼òʽΪC9H11NO4£¬Ê½Á¿Îª9¡Á12+11+14+4¡Á16=197£¼300£¬·ûºÏÌâÒ⣬Ôò·Ö×ÓʽΪC9H11NO4£¬AÊǦÁ-°±»ùËᣬ·Ö×ÓÖв»´æÔÚ¼×»ù£¨-CH3£©£¬ÄÜÓëFeCl3ÈÜÒº·¢ÉúÏÔÉ«·´Ó¦£¬ËµÃ÷º¬ÓзÓôÇ»ù£¬1mol A×î¶àÄÜÓë3molNaOHÍêÈ«·´Ó¦£¬ËµÃ÷·Ö×ÓÖгýº¬Óа±»ù¡¢ôÈ»ùÖ®ÍâÓ¦º¬ÓÐ2¸ö·ÓôÇ»ù£¬ÒԴ˽â´ð¸ÃÌ⣮
½â´ð£º½â£º£¨1£©Ä³ÓлúÎïAº¬C£º54.8%£¬H£º5.58%£¬N£º7.11%£¬ÆäÓຬO£¬ÔòOµÄÖÊÁ¿·ÖÊýΪ1-54.8%-5.58%-7.11=32.51%£¬ËùÒÔÓлúÎïÖÐN£¨C£©£ºN£¨H£©£ºN£¨O£©£ºN£¨N£©=
54.8%
12
£º
5.58%
1
£º
32.51%
16
£º
7.11%
14
¡Ö9£º11£º4£º1£¬Ôò×î¼òʽΪC9H11NO4£¬Ê½Á¿Îª9¡Á12+11+14+4¡Á16=197£¼300£¬·ûºÏÌâÒ⣬Ôò·Ö×ÓʽΪC9H11NO4£¬
¹Ê´ð°¸Îª£º197£»C9H11NO4£»
£¨2£©AÊǦÁ-°±»ùËᣬ·Ö×ÓÖв»´æÔÚ¼×»ù£¨-CH3£©£¬ÄÜÓëFeCl3ÈÜÒº·¢ÉúÏÔÉ«·´Ó¦£¬ËµÃ÷º¬ÓзÓôÇ»ù£¬1mol A×î¶àÄÜÓë3molNaOHÍêÈ«·´Ó¦£¬ËµÃ÷·Ö×ÓÖгýº¬Óа±»ù¡¢ôÈ»ùÖ®ÍâÓ¦º¬ÓÐ2¸ö·ÓôÇ»ù£¬¿ÉÄܵĽṹÓеȣ¬¶ÔÓ¦µÄͬ·ÖÒì¹¹ÌåÖ÷Òª¾ö¶¨ÓÚ±½»·ºÍôÇ»ùµÄλÖ㬵±ôÇ»ùÏàÁÚʱ£¬ÓÐ2ÖÖͬ·ÖÒì¹¹Ì壬µ±ôÇ»ùÏà¼äʱ£¬ÓÐ3ÖÖͬ·ÖÒì¹¹Ì壬µ±ôÇ»ùÏà¶Ôʱ£¬ÓÐÒ»Öֽṹ£¬Ôò¹²ÓÐ6ÖÖͬ·ÖÒì¹¹Ì壬¹Ê´ð°¸Îª£º¹Ê´ð°¸Îª£º6£»£®
µãÆÀ£º±¾Ì⿼²éÓлúÎïµÄ·Ö×ÓʽµÄ¼ÆË㣬ÌâÄ¿ÄѶÈÖеȣ¬×¢Òâ¸ù¾ÝÔªËصÄÖÊÁ¿·ÖÊýÈ·¶¨ÓлúÎïµÄ×î¼òʽ£¬½áºÏÏà¶Ô·Ö×ÓÖÊÁ¿È·¶¨ÓлúÎïµÄ·Ö×Óʽ£¬¸ù¾ÝÓлúÎïµÄ½á¹¹ÌصãºÍÐÔÖÊÅжÏÓлúÎï¿ÉÄܵĽṹ£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨5·Ö£©Ä³ÓлúÎïAº¬C£º54.8%£¬H£º5.58%£¬N£º7.11%£¬ÆäÓຬO£¬AµÄÏà¶Ô·Ö×ÓÖÊÁ¿²»³¬¹ý300¡£AÊǦÁ¡ª°±»ùËᣬ·Ö×ÓÖв»´æÔÚ¼×»ù(-CH3)£¬ÄÜÓëFeCl3ÈÜÒº·¢ÉúÏÔÉ«·´Ó¦£¬1molA×î¶àÄÜÓë3molNaOHÍêÈ«·´Ó¦¡£Çë»Ø´ð£º

£¨1£©Ôò¸ÃÎïÖʵķÖ×ÓʽÊÇʲô£¿£¨3·Ö£©£¨×¢£ºÒªÓмÆËã¹ý³Ì£©

£¨2£©Ð´³öÆäÎïÖʵÄÈÎÒ»ÖÖ·ûºÏÒªÇóµÄ½á¹¹¼òʽ¡££¨2·Ö£©

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2011-2012ѧÄê½­Î÷Ê¡Éϸ߶þÖи߶þÏÂѧÆÚµÚ¶þ´ÎÔ¿¼»¯Ñ§ÊÔ¾í£¨´ø½âÎö£© ÌâÐÍ£º¼ÆËãÌâ

£¨5·Ö£©Ä³ÓлúÎïAº¬C£º54.8%£¬H£º5.58%£¬N£º7.11%£¬ÆäÓຬO£¬AµÄÏà¶Ô·Ö×ÓÖÊÁ¿²»³¬¹ý300¡£AÊǦÁ¡ª°±»ùËᣬ·Ö×ÓÖв»´æÔÚ¼×»ù(-CH3)£¬ÄÜÓëFeCl3ÈÜÒº·¢ÉúÏÔÉ«·´Ó¦£¬1molA×î¶àÄÜÓë3molNaOHÍêÈ«·´Ó¦¡£Çë»Ø´ð£º
£¨1£©Ôò¸ÃÎïÖʵķÖ×ÓʽÊÇʲô£¿£¨3·Ö£©£¨×¢£ºÒªÓмÆËã¹ý³Ì£©
£¨2£©Ð´³öÆäÎïÖʵÄÈÎÒ»ÖÖ·ûºÏÒªÇóµÄ½á¹¹¼òʽ¡££¨2·Ö£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013½ìºÓ±±Ê¡¸ß¶þÏÂѧÆÚµ÷¿¼ÊÔ»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º¼ÆËãÌâ

£¨5·Ö£©Ä³ÓлúÎïAº¬C£º54.8%£¬H£º5.58%£¬N£º7.11%£¬ÆäÓຬO£¬AµÄÏà¶Ô·Ö×ÓÖÊÁ¿²»³¬¹ý300¡£AÊǦÁ¡ª°±»ùËᣬ·Ö×ÓÖв»´æÔÚ¼×»ù(-CH3)£¬ÄÜÓëFeCl3ÈÜÒº·¢ÉúÏÔÉ«·´Ó¦£¬1molA×î¶àÄÜÓë3molNaOHÍêÈ«·´Ó¦¡£Çë»Ø´ð£º

£¨1£©Ôò¸ÃÎïÖʵķÖ×ÓʽÊÇʲô£¿£¨3·Ö£©£¨×¢£ºÒªÓмÆËã¹ý³Ì£©

£¨2£©Ð´³öÆäÎïÖʵÄÈÎÒ»ÖÖ·ûºÏÒªÇóµÄ½á¹¹¼òʽ¡££¨2·Ö£©

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013½ì½­Î÷Ê¡¸ß¶þÏÂѧÆÚµÚ¶þ´ÎÔ¿¼»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º¼ÆËãÌâ

£¨5·Ö£©Ä³ÓлúÎïAº¬C£º54.8%£¬H£º5.58%£¬N£º7.11%£¬ÆäÓຬO£¬AµÄÏà¶Ô·Ö×ÓÖÊÁ¿²»³¬¹ý300¡£AÊǦÁ¡ª°±»ùËᣬ·Ö×ÓÖв»´æÔÚ¼×»ù(-CH3)£¬ÄÜÓëFeCl3ÈÜÒº·¢ÉúÏÔÉ«·´Ó¦£¬1molA×î¶àÄÜÓë3molNaOHÍêÈ«·´Ó¦¡£Çë»Ø´ð£º

£¨1£©Ôò¸ÃÎïÖʵķÖ×ÓʽÊÇʲô£¿£¨3·Ö£©£¨×¢£ºÒªÓмÆËã¹ý³Ì£©

£¨2£©Ð´³öÆäÎïÖʵÄÈÎÒ»ÖÖ·ûºÏÒªÇóµÄ½á¹¹¼òʽ¡££¨2·Ö£©

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸