ÌâÄ¿ÄÚÈÝ

2£®ÂÌɫֲÎïͨ¹ý¹âºÏ×÷ÓðѶþÑõ»¯Ì¼ºÍˮת»¯ÎªÆÏÌÑÌÇ£¨C4H12O6£©£¬Í¬Ê±Éú³ÉÑõÆø£¬Æä»¯Ñ§·½³ÌʽΪ£º6CO2+6H2O$\frac{\underline{\;\;\;\;\;¹â\;\;\;\;\;}}{Ò¶ÂÌËØ}$C6H12O6+6O2£¬ÊǵØÇò̼ÑõÑ­»·µÄÖØÒªÃ½½é£®
£¨1£©ÆÏÌÑÌÇ£¨C6H12O6£©ÖУ¬Ì¼ÔªËصÄÖÊÁ¿·ÖÊýΪ40%
£¨2£©Èô²úÉú270gÆÏÌÑÌÇ£¬Çó²Î¼Ó·´Ó¦µÄ¶þÑõ»¯Ì¼µÄÖÊÁ¿£®

·ÖÎö £¨1£©¸ù¾Ý»¯ºÏÎïÖÐÔªËØµÄÖÊÁ¿·ÖÊý=$\frac{Ïà¶ÔÔ­×ÓÖÊÁ¿¡ÁÔ­×Ó¸öÊý}{Ïà¶Ô·Ö×ÓÖÊÁ¿}$¡Á100%£¬½øÐзÖÎö½â´ð£®
£¨2£©ÓÉÉú³ÉÆÏÌÑÌǵÄÖÊÁ¿£¬ÓÉ·´Ó¦µÄ»¯Ñ§·½³ÌʽÁÐʽ¼ÆËã³ö²Î¼Ó·´Ó¦µÄ¶þÑõ»¯Ì¼µÄÖÊÁ¿¼´¿É£®

½â´ð ½â£º£¨1£©ÆÏÌÑÌÇ£¨C6H12O6£©ÖУ¬Ì¼ÔªËصÄÖÊÁ¿·ÖÊýΪ$\frac{12¡Á6}{12¡Á6+1¡Á12+16¡Á6}$¡Á100%=40%£®
£¨2£©Éè²Î¼Ó·´Ó¦µÄ¶þÑõ»¯Ì¼µÄÖÊÁ¿Îªx
6CO2+6H2O$\frac{\underline{\;\;\;\;\;¹â\;\;\;\;\;}}{Ò¶ÂÌËØ}$C6H12O6+6O2
264                             180
x                                 270g
$\frac{264}{180}=\frac{x}{270g}$      x=396g
´ð£º£¨1£©40£»£¨2£©²Î¼Ó·´Ó¦µÄ¶þÑõ»¯Ì¼µÄÖÊÁ¿Îª396g£®

µãÆÀ ±¾ÌâÄѶȲ»´ó£¬ÊìÁ·ÕÆÎÕÀûÓû¯Ñ§·½³ÌʽµÄ¼òµ¥¼ÆËã¡¢»¯Ñ§Ê½µÄÓйؼÆËãÊÇÕýÈ·½â´ð±¾ÌâµÄ¹Ø¼ü£®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
10£®¸ù¾ÝÏÂÁÐ×°Ö㬽áºÏËùѧ»¯Ñ§ÖªÊ¶»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©Ð´³öͼÖбêºÅÒÇÆ÷µÄÃû³Æ£º¢Ù³¤¾±Â©¶·£»¢ÚÊԹܣ»
£¨2£©ÊµÑéÊÒÖÆÈ¡ÉÙÁ¿¶þÑõ»¯Ì¼Ê±£¬·¢Éú×°ÖÃ×îºÃÑ¡ÓÃC£¨Ìî×Öĸ£¬ÏÂͬ£©£¬ÊÕ¼¯×°ÖÃÑ¡ÓÃE£¬Ö»ÄÜÓôËÊÕ¼¯·½·¨µÄÔ­ÒòÊǶþÑõ»¯Ì¼ÄÜÈÜÓÚË®£¬ÃÜ¶È±È¿ÕÆø´ó£¬ÈçÐèËæÊ±¿ØÖÆ·´Ó¦ËÙÂʲ¢½ÚÔ¼Ò©Æ·£¬·¢Éú×°ÖÃ×îºÃÑ¡ÓÃB£¬Æä·´Ó¦µÄ»¯Ñ§·½³ÌʽΪCaCO3+2HCl=CaCl2+CO2¡ü+H2O£»
£¨3£©ÊµÑéÊÒÓøßÃÌËá¼ØÖÆÈ¡ÑõÆøÊ±£¬·¢Éú×°ÖÃӦѡÓÃD£¨Ìî×Öĸ£©£»Æä·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ2KMnO4$\frac{\underline{\;\;¡÷\;\;}}{\;}$K2MnO4+MnO2+O2¡ü£¬·´Ó¦µÄ»ù±¾ÀàÐÍÊǷֽⷴӦ£¬¶þÑõ»¯ÃÌÊǸ÷´Ó¦µÄÉú³ÉÎ
£¨4£©ÈçÓÃF×°ÖÃÊÕ¼¯ÑõÆø£¬ÅжÏÑõÆøÊÇ·ñÊÕ¼¯ÂúµÄ·½·¨ÊǼ¯ÆøÆ¿¿ÚÓдóÁ¿ÆøÅÝð³ö£»
£¨5£©ÔÚʵÑéÊÒÀ¿ÉÓÃÁò»¯ÑÇÌú¹ÌÌåºÍÏ¡ÁòËáµÄ·´Ó¦À´ÖÆÈ¡Áò»¯ÇâÆøÌ壬ÔÚͨ³£Çé¿öÏÂÁò»¯ÇâÊÇÒ»ÖÖÎÞÉ«¡¢Óгô¼¦µ°ÆøÎ¶µÄÓж¾ÆøÌ壬ÄÜÈÜÓÚË®ÇÒË®ÈÜÒº³ÊËáÐÔ£¬ÃÜ¶È±È¿ÕÆø´ó£¬ÊµÑéÊÒÖÆÈ¡Áò»¯Çâ¿ÉÑ¡Óõķ¢Éú×°ÖÃ
ÓÐA£¨»òB»òC£©£¬ÊÕ¼¯×°ÖÃÑ¡ÓÃE £®

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø