24小时热门版块排行榜    

查看: 428  |  回复: 5
当前主题已经存档。
当前只显示满足指定条件的回帖,点击这里查看本话题的所有回帖

phoxim

捐助贵宾 (著名写手)

[交流] 求助翻译一句话

The mixture was stirred at rt for 0.5 h, after which hydrogen peroxide (30%, 8-10 mL, 0.075-0.1 mol) was added at such a rate that reflux of the solvent was observed until the upper solution of the reaction mixture no longer became cloudy by addition of extra hydrogen peroxide.
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

wangwei2008

木虫 (职业作家)

小木虫之移花宫主

引用回帖:
Originally posted by yuyang031985 at 2009-9-10 14:22:
混合物于室温下搅拌0.5小时,随后加入过量过氧化氢(30%, 8-10 mL, 0.075-0.1 mol),直至回流反应液上方不再出现雾状为止。

[ Last edited by yuyang031985 on 2009-9-10 at 14:25 ]

正解!
5楼2009-09-10 22:03:15
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 6 个回答

yuyang031985

金虫 (正式写手)

★ ★ ★ ★ ★ ★ ★ ★
phoxim(金币+8,VIP+0): 9-11 12:42
混合物于室温下搅拌0.5小时,随后加入过量过氧化氢(30%, 8-10 mL, 0.075-0.1 mol),直至回流反应液上方不再出现雾状为止。

[ Last edited by yuyang031985 on 2009-9-10 at 14:25 ]
说说你不开心的事让我们开心一下哈!
2楼2009-09-10 14:22:54
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

85858815

★ ★
phoxim(金币+2,VIP+0): 9-11 12:42
混合物搅拌30分钟然后以一定速度滴加过氧化氢溶液(30%,8-10ml),加热回流,直到观察到反应混合物的上层不再成了额外的过氧化氢雾为止。
3楼2009-09-10 14:29:50
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

sufeng2280

铜虫 (正式写手)

★ ★
phoxim(金币+2,VIP+0): 9-11 12:42
将混合物于室温下搅拌0.5小时,然后加入过氧化氢(30%, 8-10 mL, 0.075-0.1 mol),不停滴加,直至回流反应液上方不再出现雾状为止。
4楼2009-09-10 16:10:53
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
普通表情 龙 兔 虎 猫 高级回复 (可上传附件)
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[教师之家] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +4 1Nb0IVlmV6v0 2026-11-11 4/200 2026-11-13 11:18 by Equinoxhua
[论文投稿] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +4 gRND4NVAZ8VG 2026-11-11 5/250 2026-11-13 11:15 by Equinoxhua
[考研] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +8 zSbvVX9JFl9J 2026-11-09 9/450 2026-11-13 11:11 by Equinoxhua
[硕博家园] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +5 C6CRn66RYYXS 2026-11-10 9/450 2026-11-13 11:02 by Equinoxhua
[基金申请] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +6 C6CRn66RYYXS 2026-11-10 7/350 2026-11-13 10:55 by Equinoxhua
[考博] 27博士 +5 锦鲤送福至 2026-11-10 5/250 2026-11-13 06:22 by wlf1982
[硕博家园] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +5 Z7qfCsdIiD1T 2026-11-10 8/400 2026-11-12 11:20 by HajghKOMynmz
[教师之家] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +4 Z7qfCsdIiD1T 2026-11-10 5/250 2026-11-12 11:14 by HajghKOMynmz
[教师之家] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +4 czAiolzR0IJC 2026-11-10 7/350 2026-11-12 11:00 by HajghKOMynmz
[考博] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +4 czAiolzR0IJC 2026-11-10 6/300 2026-11-12 11:00 by HajghKOMynmz
[硕博家园] 售SCI文章,我:8O.5.5.1O.54,科目全,可十急 +4 G2rhSvqvhNzl 2026-11-10 6/300 2026-11-12 10:49 by HajghKOMynmz
[考博] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +3 G2rhSvqvhNzl 2026-11-10 5/250 2026-11-12 10:38 by HajghKOMynmz
[硕博家园] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +5 G2rhSvqvhNzl 2026-11-10 6/300 2026-11-12 10:30 by HajghKOMynmz
[公派出国] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +4 C6CRn66RYYXS 2026-11-10 8/400 2026-11-12 10:27 by HajghKOMynmz
[考博] 售SCI一区T0P文章,我:8O.55.1.O.5.4,科目齐全,可+急 +6 YHiw1gou1Eda 2026-11-10 6/300 2026-11-12 10:08 by HajghKOMynmz
[硕博家园] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +8 cqv1zKnzd7hr 2026-11-09 12/600 2026-11-12 09:32 by HajghKOMynmz
[教师之家] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +3 TgvkbZZl9tqB 2026-11-11 4/200 2026-11-12 08:15 by HajghKOMynmz
[教师之家] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +4 C6CRn66RYYXS 2026-11-10 4/200 2026-11-12 06:03 by 9fOTqj074tIg
[考博] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +3 FChKX8meu1ds 2026-11-09 8/400 2026-11-12 05:30 by 9fOTqj074tIg
[考研] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +6 FChKX8meu1ds 2026-11-09 9/450 2026-11-12 05:19 by 9fOTqj074tIg
信息提示
请填处理意见