³£Î³£Ñ¹Ï£¬ÔÚ´øÓÐÏàͬÖÊÁ¿»îÈûµÄÈÝ»ýÏàµÈµÄ¼×¡¢ÒÒÁ½ÈÝÆ÷À·Ö±ð³äÓжþÑõ»¯µªºÍ¿ÕÆø£¬ÏÖ·Ö±ð½øÐÐÏÂÁÐÁ½ÉÏʵÑ飺  £¨N2O4ѧ¿ÆÍø(www.zxxk.com)--¹úÄÚ×î´óµÄ½ÌÓý×ÊÔ´ÃÅ»§£¬ÌṩÊÔ¾í¡¢½Ì°¸¡¢¿Î¼þ¡¢ÂÛÎÄ¡¢Ëزļ°¸÷Àà½Ìѧ×ÊÔ´ÏÂÔØ£¬»¹ÓдóÁ¿¶ø·á¸»µÄ½ÌѧÏà¹Ø×ÊѶ£¡2NO¡÷H £¾ 0£©Ñ§¿ÆÍø(www.zxxk.com)--¹úÄÚ×î´óµÄ½ÌÓý×ÊÔ´ÃÅ»§£¬ÌṩÊÔ¾í¡¢½Ì°¸¡¢¿Î¼þ¡¢ÂÛÎÄ¡¢Ëزļ°¸÷Àà½Ìѧ×ÊÔ´ÏÂÔØ£¬»¹ÓдóÁ¿¶ø·á¸»µÄ½ÌѧÏà¹Ø×ÊѶ£¡

ÒÒ

 

¼×

 
ѧ¿ÆÍø(www.zxxk.com)--¹úÄÚ×î´óµÄ½ÌÓý×ÊÔ´ÃÅ»§£¬ÌṩÊÔ¾í¡¢½Ì°¸¡¢¿Î¼þ¡¢ÂÛÎÄ¡¢Ëزļ°¸÷Àà½Ìѧ×ÊÔ´ÏÂÔØ£¬»¹ÓдóÁ¿¶ø·á¸»µÄ½ÌѧÏà¹Ø×ÊѶ£¡

ѧ¿ÆÍø(www.zxxk.com)--¹úÄÚ×î´óµÄ½ÌÓý×ÊÔ´ÃÅ»§£¬ÌṩÊÔ¾í¡¢½Ì°¸¡¢¿Î¼þ¡¢ÂÛÎÄ¡¢Ëزļ°¸÷Àà½Ìѧ×ÊÔ´ÏÂÔØ£¬»¹ÓдóÁ¿¶ø·á¸»µÄ½ÌѧÏà¹Ø×ÊѶ£¡

ѧ¿ÆÍø(www.zxxk.com)--¹úÄÚ×î´óµÄ½ÌÓý×ÊÔ´ÃÅ»§£¬ÌṩÊÔ¾í¡¢½Ì°¸¡¢¿Î¼þ¡¢ÂÛÎÄ¡¢Ëزļ°¸÷Àà½Ìѧ×ÊÔ´ÏÂÔØ£¬»¹ÓдóÁ¿¶ø·á¸»µÄ½ÌѧÏà¹Ø×ÊѶ£¡

ѧ¿ÆÍø(www.zxxk.com)--¹úÄÚ×î´óµÄ½ÌÓý×ÊÔ´ÃÅ»§£¬ÌṩÊÔ¾í¡¢½Ì°¸¡¢¿Î¼þ¡¢ÂÛÎÄ¡¢Ëزļ°¸÷Àà½Ìѧ×ÊÔ´ÏÂÔØ£¬»¹ÓдóÁ¿¶ø·á¸»µÄ½ÌѧÏà¹Ø×ÊѶ£¡

£¨a£©½«Á½ÈÝÆ÷ÖÃÓÚ·ÐË®ÖмÓÈÈ£»    

£¨b£©ÔÚ»îÈûÉ϶¼¼Ó2 kgµÄíÀÂëѧ¿ÆÍø(www.zxxk.com)--¹úÄÚ×î´óµÄ½ÌÓý×ÊÔ´ÃÅ»§£¬ÌṩÊÔ¾í¡¢½Ì°¸¡¢¿Î¼þ¡¢ÂÛÎÄ¡¢Ëزļ°¸÷Àà½Ìѧ×ÊÔ´ÏÂÔØ£¬»¹ÓдóÁ¿¶ø·á¸»µÄ½ÌѧÏà¹Ø×ÊѶ£¡

ÔÚÒÔÉÏÁ½Çé¿öÏ£¬¼×ºÍÒÒÈÝÆ÷µÄÌå»ý´óС

µÄ±È½Ï£¬ÕýÈ·µÄÊÇѧ¿ÆÍø(www.zxxk.com)--¹úÄÚ×î´óµÄ½ÌÓý×ÊÔ´ÃÅ»§£¬ÌṩÊÔ¾í¡¢½Ì°¸¡¢¿Î¼þ¡¢ÂÛÎÄ¡¢Ëزļ°¸÷Àà½Ìѧ×ÊÔ´ÏÂÔØ£¬»¹ÓдóÁ¿¶ø·á¸»µÄ½ÌѧÏà¹Ø×ÊѶ£¡

A£®£¨a£©¼×£¾ÒÒ£¬£¨b£©¼×£¾ÒÒ                B£®£¨a£©¼×£¾ÒÒ£¬£¨b£©¼×£½ÒÒѧ¿ÆÍø(www.zxxk.com)--¹úÄÚ×î´óµÄ½ÌÓý×ÊÔ´ÃÅ»§£¬ÌṩÊÔ¾í¡¢½Ì°¸¡¢¿Î¼þ¡¢ÂÛÎÄ¡¢Ëزļ°¸÷Àà½Ìѧ×ÊÔ´ÏÂÔØ£¬»¹ÓдóÁ¿¶ø·á¸»µÄ½ÌѧÏà¹Ø×ÊѶ£¡

C£®£¨a£©¼×£¼ÒÒ£¬£¨b£©¼×£¾ÒÒ                D£®£¨a£©¼×£¾ÒÒ£¬£¨b£©¼×£¼ÒÒѧ¿ÆÍø(www.zxxk.com)--¹úÄÚ×î´óµÄ½ÌÓý×ÊÔ´ÃÅ»§£¬ÌṩÊÔ¾í¡¢½Ì°¸¡¢¿Î¼þ¡¢ÂÛÎÄ¡¢Ëزļ°¸÷Àà½Ìѧ×ÊÔ´ÏÂÔØ£¬»¹ÓдóÁ¿¶ø·á¸»µÄ½ÌѧÏà¹Ø×ÊѶ£¡

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

³£Î³£Ñ¹Ï£¬ÔÚ´øÓÐÏàͬÖÊÁ¿»îÈûµÄÈÝ»ýÏàµÈµÄ¼×¡¢ÒÒÁ½ÈÝÆ÷À¼×³äÓжþÑõ»¯µª£¨N2O4?2NO2¡÷H£¾0£©ÒÒ³äÓÐ¿ÕÆø£¬ÏÖ·Ö±ð½øÐÐÏÂÁÐÁ½¸öʵÑ飺
£¨a£©½«Á½ÈÝÆ÷ÖÃÓÚ·ÐË®ÖмÓÈÈ
£¨b£©ÔÚ»îÈûÉ϶¼¼Ó2kgµÄíÀÂë
ÔÚÒÔÉÏÁ½Çé¿öÏ£¬¼×ºÍÒÒÈÝÆ÷µÄÌå»ý´óСµÄ±È½Ï£¬ÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

³£Î³£Ñ¹Ï£¬ÔÚ´øÓÐÏàͬÖÊÁ¿»îÈûµÄÈÝ»ýÏàµÈµÄ¼×¡¢ÒÒÁ½ÈÝÆ÷À·Ö±ð³äÓжþÑõ»¯µªºÍ¿ÕÆø£¬ÏÖ·Ö±ð½øÐÐÏÂÁÐÁ½ÉÏʵÑ飺£¨N2O4?2NO2¡÷H£¾0£©
£¨a£©½«Á½ÈÝÆ÷ÖÃÓÚ·ÐË®ÖмÓÈÈ
£¨b£©ÔÚ»îÈûÉ϶¼¼Ó2kgµÄíÀÂë
ÔÚÒÔÉÏÁ½Çé¿öÏ£¬¼×ºÍÒÒÈÝÆ÷µÄÌå»ý´óСµÄ±È½Ï£¬ÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

³£Î³£Ñ¹Ï£¬ÔÚ´øÓÐÏàͬÖÊÁ¿»îÈûµÄÈÝ»ýÏàµÈµÄ¼×¡¢ÒÒÁ½ÈÝÆ÷À·Ö±ð³äÓжþÑõ»¯µªºÍ¿ÕÆø£¬ÏÖ·Ö±ð½øÐÐÏÂÁÐÁ½¸öʵÑ飺£¨N2O4?2NO2¡÷H£¾0£©
£¨a£©½«Á½ÈÝÆ÷ÖÃÓÚ·ÐË®ÖмÓÈÈ
£¨b£©ÔÚ»îÈûÉ϶¼¼Ó2kgµÄíÀÂë
ÔÚÒÔÉÏÁ½Çé¿öÏ£¬¼×ºÍÒÒÈÝÆ÷µÄÌå»ý´óСµÄ±È½Ï£¬ÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2012-2013ѧÄ꺣ÄÏÊ¡Çíº£ÊмλýÖÐѧ¸ß¶þÏÂѧÆÚµÚÒ»´ÎÔ¿¼»¯Ñ§ÊÔ¾í£¨´ø½âÎö£© ÌâÐÍ£ºµ¥Ñ¡Ìâ

³£Î³£Ñ¹Ï£¬ÔÚ´øÓÐÏàͬÖÊÁ¿»îÈûµÄÈÝ»ýÏàµÈµÄ¼×¡¢ÒÒÁ½ÈÝÆ÷À·Ö±ð³äÓжþÑõ»¯µªºÍ¿ÕÆø£¬ÏÖ·Ö±ð½øÐÐÏÂÁÐÁ½ÉÏʵÑ飺£¨N2O42NO¡÷H£¾ 0£©
£¨a£©½«Á½ÈÝÆ÷ÖÃÓÚ·ÐË®ÖмÓÈÈ
£¨b£©ÔÚ»îÈûÉ϶¼¼Ó2 kgµÄíÀÂë

ÔÚÒÔÉÏÁ½Çé¿öÏ£¬¼×ºÍÒÒÈÝÆ÷µÄÌå»ý´óСµÄ±È½Ï£¬ÕýÈ·µÄÊÇ

A£®£¨a£©¼×£¾ÒÒ£¬£¨b£©¼×£¾ÒÒB£®£¨a£©¼×£¾ÒÒ£¬£¨b£©¼×£½ÒÒ
C£®£¨a£©¼×£¾ÒÒ£¬£¨b£©¼×£¼ÒÒD£®£¨a£©¼×£¼ÒÒ£¬£¨b£©¼×£¾ÒÒ£½£½

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013½ìÉÂÎ÷Ê¡Î÷°²Êи߶þÉÏѧÆÚÆÚÖп¼ÊÔ»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÑ¡ÔñÌâ

³£Î³£Ñ¹Ï£¬ÔÚ´øÓÐÏàͬÖÊÁ¿»îÈûµÄÈÝ»ýÏàµÈµÄ¼×¡¢ÒÒÁ½ÈÝÆ÷À¼×³äÓжþÑõ»¯µª£¨N2O42NO¡÷H £¾ 0£©ÒÒ³äÓÐ¿ÕÆø£¬ÏÖ·Ö±ð½øÐÐÏÂÁÐÁ½¸öʵÑ飺

£¨a£©½«Á½ÈÝÆ÷ÖÃÓÚ·ÐË®ÖмÓÈÈ     £¨b£©ÔÚ»îÈûÉ϶¼¼Ó2 kgµÄíÀÂë

  ÔÚÒÔÉÏÁ½Çé¿öÏ£¬¼×ºÍÒÒÈÝÆ÷µÄÌå»ý´óСµÄ±È½Ï£¬ÕýÈ·µÄÊÇ

A£®£¨a£©¼×£¾ÒÒ£¬£¨b£©¼×£¾ÒÒ         B£®£¨a£©¼×£¾ÒÒ£¬£¨b£©¼×£¼ÒÒ

C£®£¨a£©¼×£¼ÒÒ£¬£¨b£©¼×£¾ÒÒ         D£®£¨a£©¼×£¾ÒÒ£¬£¨b£©¼×£½ÒÒ

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸