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lhrye

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lhrye(½ð±Ò+3, ·­ÒëEPI+1):ллӦÖú£¡£¡£¡ 2010-12-05 14:13:50
In order to obtain pure material the normal salt was converted to the light yellow acid salt, by saturating dilute sulfuric acid at 65 ¡æ with the former, filtering, cooling, and adding a saturated ammonium nitrate solution.
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2Â¥2010-12-04 16:23:54
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by saturating dilute sulfuric acid at 65 ¡æ with the formerÆäʵ°ÑÕâ¾ä¸ã¶®Ò²¾ÍûʲôÁË£¬ÖªµÀÕâÀïthe formerÖ¸´úµÄÒâ˼¾ÍÊÇÁË£¬ÊÇÖ¸Ç°ÃæµÄthe normal salt £¬¶ø the normal salt was converted to the light yellow acid saltµÄ·½·¨¾ÍÊÇby saturating dilute sulfuric acid at 65 ¡æ with the former£¬ËùÒÔ·­ÒëºÃÕâ¾äÆäËû¾Í²»ÄÑÁË£¬¾ÍÊÇ£ºÔÚ65 ¡æÏ£¬ÓøÃÑν«Ï¡ÁòËá±¥ºÍ¡£»ùÓÚÏ¡ÁòËáŨ¶ÈÊǶàÉÙûÓÐÖ¸³ö£¬¿´Äã×öÊÇʱºòÄܲ»ÄÜ×ö³öÔÙµ÷ÕûŨ¶ÈÁË
3Â¥2010-12-05 08:26:12
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ladybird

Ìú³æ (ÕýʽдÊÖ)


lhrye(½ð±Ò+1):ллӦÖú 2010-12-05 14:15:57
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4Â¥2010-12-05 11:24:09
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5Â¥2010-12-05 12:08:48
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by saturating the former  with dilute sulfuric acid at 65 ¡æ »òÐí˵µÄͨ
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