·ÖÎö £¨1£©¸ù¾ÝÏà¶Ô·Ö×ÓµÄÖÊÁ¿Îª×é³É·Ö×ӵĸ÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿Ö®ºÍ£¬½øÐзÖÎö½â´ð£®
£¨2£©¸ù¾ÝÔªËصÄÖÊÁ¿·ÖÊý¹«Ê½½øÐзÖÎö½â´ð£®
£¨3£©¸ù¾Ý»¯ºÏÎïÖи÷ÔªËØÖÊÁ¿±È=¸÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿¡ÁÔ×Ó¸öÊýÖ®±È£¬½øÐзÖÎö½â´ð£®
£¨4£©¸ù¾ÝÎïÖʵÄÖÊÁ¿ºÍÔªËصÄÖÊÁ¿·ÖÊý¿ÉÒÔ¼ÆËã³öÔªËصÄÖÊÁ¿£¬ºÍºÏ¸ñÄÌ·ÛÖеĵªÔªËصÄÖÊÁ¿½øÐбȽϼ´¿ÉµÃ³ö´ð°¸£®
½â´ð ½â£º£¨1£©¸ù¾ÝÏà¶Ô·Ö×ÓµÄÖÊÁ¿Îª×é³É·Ö×ӵĸ÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿Ö®ºÍ£¬¿ÉµÃµ°°±Ëᣨ»¯Ñ§Ê½ÎªC5H11O2NS£©µÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª£º12¡Á5+1¡Á11+16¡Á2+14+32=149£®
£¨2£©µ°°±Ëᣨ»¯Ñ§Ê½ÎªC5H11O2NS£©ÖеªÔªËصÄÖÊÁ¿·ÖÊý=$\frac{14}{149}$¡Á100%¡Ö9.4%£®
£¨3£©¸ù¾Ý»¯ºÏÎïÖи÷ÔªËØÖÊÁ¿±È=¸÷ÔªËصÄÏà¶ÔÔ×ÓÖÊÁ¿¡ÁÔ×Ó¸öÊýÖ®±È£¬¿ÉµÃµ°°±Ëᣨ»¯Ñ§Ê½ÎªC5H11O2NS£©ÖÐ̼¡¢Çâ¡¢Ñõ¡¢µª¡¢ÁòÎåÖÖÔªËصÄÖÊÁ¿±ÈΪ£¨12¡Á5£©£º£¨1¡Á11£©£º£¨16¡Á2£©£º£¨14¡Á1£©£º£¨32¡Á1£©=60£º11£º32£º14£º32£®
£¨4£©Ã¿100gºÏ¸ñÄÌ·ÛÖеªÔªËصÄÖÊÁ¿Îª18g¡Á16%=2.88g£¾0.5g£¬Òò´ËÏÖÓеÄÄÌ·Û²»ºÏ¸ñ£®
¹Ê´ð°¸Îª£º£¨1£©149£»£¨2£©9.4%£»£¨3£©60£º11£º32£º14£º32£»£¨4£©2.88g£»²»ºÏ¸ñ£®
µãÆÀ ±¾ÌâÄѶȲ»´ó£¬¿¼²éͬѧÃǽáºÏÐÂÐÅÏ¢Áé»îÔËÓû¯Ñ§Ê½µÄÓйؼÆËã½øÐзÖÎöÎÊÌâ¡¢½â¾öÎÊÌâµÄÄÜÁ¦£®
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¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | ÓÃϸ¿ÚÆ¿Ê¢·Å¹ÌÌåÒ©Æ· | B£® | ÓÃÊ£µÄÒ©Æ··Å»ØÔÆ¿ | ||
C£® | ζȼƴúÌæ²£Á§°ôÓÃÓÚ½Á°è | D£® | ¹ýÂËʱ£¬Çãµ¹ÒºÌåÓò£Á§°ôÒýÁ÷ |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | C3H6O3+O2¨T3CO2+3H2O | B£® | C3H6O3+O2¨TCO2+H2O | ||
C£® | C3H6O3+3O2¨T3CO2+3H2O | D£® | 2C3H6O3+5O2¨T6CO2+6H2O |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
ʵÑé²Ù×÷ | ʵÑéÏÖÏó | ½áÂÛ |
¢ÙÔÚÒ»±»ë×ǵÄË®ÖмÓÉÙÁ¿ÁòËá¼Ø£¬ Óò£Á§°ô½Á°è£¬¾²Öà | ÉÕ±ÖеÄË® ÈÔÈ»»ë×Ç | ²ÂÏëI¡¢¢ò²»³ÉÁ¢ |
¢ÚÔÚÒ»±»ë×ǵÄË®ÖмÓÉÙÁ¿Al2£¨SO4£©3 £¨Ð´»¯Ñ§Ê½£©£¬Óò£Á§°ô½Á°è£¬¾²Öà | ÉÕ±ÖеÄË® ÂýÂý±ä³ÎÇå | ²ÂÏë¢ó³ÉÁ¢ |
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