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xiaomao6006

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timom

½ð³æ (СÓÐÃûÆø)

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the yield is not  improved correspondly although the reaction time was extended and the reaction temperature was increased.
Chemistry
11Â¥2010-08-05 16:25:16
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hekai16

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

the reaction time was extended and the reaction temperature  is increased , while ,the yield of the product is not corresponding improved
2Â¥2010-08-04 20:51:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hekai16

ľ³æ (ÕýʽдÊÖ)

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3Â¥2010-08-04 20:54:29
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charleygan

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

chlgan


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

The reaction time is postponed and temperature is increased, but the yield is not increased relatively.
4Â¥2010-08-04 20:56:43
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