天气预报15天查询> 其他> 阿伏加德罗常数是怎么算出来的

阿伏加德罗常数是怎么算出来的

更新时间: 2020-09-19 00:00:00     

阿伏加德罗常数的测定方法有电化学当量法、布朗运动法、油滴法、X射线衍射法、黑体辐射法、光散射法等。虽然这些方法的理论依据不同,但测定结果几乎一样, NA 均为 (6、0221376±0.0000036)×1023 /mol。

关键词: 常数 怎么 出来

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-2234826/ | 耗时:0.0763 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=2234826 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2234826 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2234826 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(278161,1069271,1042562,1065605,1072683,1072703,1068222,1066526,993213,1043625,1061764,1065589,1069553,1072268,1062062,1050959,1061792,1071533,1067769,1060299,1061862,1066622,1068154,1097723,1063329,1065221,1067181,1050685,1128521,1052683) ORDER BY field (ArticleID,278161,1069271,1042562,1065605,1072683,1072703,1068222,1066526,993213,1043625,1061764,1065589,1069553,1072268,1062062,1050959,1061792,1071533,1067769,1060299,1061862,1066622,1068154,1097723,1063329,1065221,1067181,1050685,1128521,1052683)