作者:粟仲载 | 发布日期:2024-09-08 08:52:21
rong dian ( chang ya ) - 1 1 4 . 1 ℃ nian du ( 3 0℃ ) 0. 5 1 4 2 m P a · s v a n d e r W a a l s mian ji 4 . 9 3 0* 1 09 c m 2 · m o l - 1 fei dian ( chang ya ) 7 8 . 3 ℃ zheng fa re ( fei dian ) 3 8 . 9 5 k J / m o l v a n d e r W a a l s ti ji 3 1 . 9 4 0c m 3 · m o l - 1 mi du ( 2 0℃ ) 0. 7 8 9 3 g / c m 3 rong hua re 1 04 . 7 k J / k g qi xiang biao zhun ran shao re 1 4 1 0. 01 k J · m " 乙醇密度表乙醇溶液密度(g/cm³)(20℃)每(g/cm³)含有乙醇质量()g浓度(体积比%)度(1度=1%积积体)0.9980.150.20.9961.201.50.9942.
yi chun 8 0% 2 0gan you 6 0% 2 0gan you 4 0% 2 0zheng geng wan 3 0shui yin 2 8 liu suan 9 0% 3 0liu suan 6 0% 3 0shui 3 0san 、qi ti de dao re xi shu qi ti de dao re xi shu sui wen du sheng gao er zeng da 。zai tong chang de ya li fan wei nei , qi dao re xi shu sui ya li bian hua hen xiao , zhi you zai ya li da yu 1 9 6 2 00k N / m 2 , huo ya li xiao " yi chun mi du biao yi chun rong ye mi du (g / c m ³ )(2 0℃ )mei (g / c m ³ )han you yi chun zhi liang (% )g nong du (ti ji bi % )= du (1 du = 1 % ji ji ti )0. 9 9 8 0. 1 5 0. 2 0. 9 9 6 1 . 2 01 . 5 0. 9 9 4 2 " .
yi chun mi du biao yi chun rong ye mi du ( g / c m & a m p ; s u p 3 ; ) ( 2 0℃ ) mei ( g / c m & a m p ; s u p 3 ; ) han you yi chun zhi liang ( % ) g nong du ( ti ji bi % ) = du ( 1 du = 1 % ti ji ) T O P xiang guan zhu ti re men wen dang ben zhan suo you zi yuan jun lai zi hu lian wang , ben zhan zhi fu ze shou ji he zheng li , jun bu cheng dan ren he fa " 乙醇的基本信息CAS号中文名称简称分类名称分类英文简称英文全称化学分子式分子量别名methyl carbinol ,Ethyl alcohol 摩尔质量三相点温度标准沸点临界温度乙醇的基本物性描述无色透明;易燃易挥发的液体。有酒的气味和性辛辣味。溶于水、甲醇、乙醚和氯仿。能溶解许多有机化合物和若干无机化合物。具有吸湿性。能与水形成共沸混合物。蒸气与空气形成爆炸
yi chun de ji ben xin xi C A S bian hao zhong wen ming cheng jian cheng fen lei ming cheng fen lei ying wen jian cheng ying wen quan cheng hua xue fen zi shi fen zi liang bie ming m e t h y l c a r b i n o l , E t h y l a l c o h o l mo er zhi liang san xiang dian wen du biao zhun fei dian lin jie wen du yi chun de ji ben wu xing miao shu wu se tou ming ; yi ran yi hui fa de ye ti 。you jiu de qi wei he ci ji xing xin la wei 。rong yu shui 、jia chun 、yi mi he lv fang 。neng rong jie xu duo you ji hua he wu he ruo gan wu ji hua he wu 。ju you xi shi xing 。neng yu shui xing cheng gong fei hun he wu 。zheng qi yu kong qi xing cheng bao zha " 乙醇密度表乙醇溶液密度(g/cm³)(20℃) 每(g/cm³)含有乙醇质量(%)g 浓度(体积比%)=度(1度=1%体积) TOP 相关主题热门文档本站所有资源均来自互联网,本站只负责收集和整理,均不承担任何法
ti mu ju bao wo yao de shi lie biao ,bu yao ji suan gong shi . sao ma xia zai zuo ye bang sou suo da yi yi sou ji de da an jie xi zha kan geng duo you zhi jie xi jie da yi ju bao fu biao 2 bu tong wen du yi chun ~ shui rong ye de zu cheng (1 01 . 3 K P a )wen du ℃ yi chun " 题目举报我要的是列表,不要计算公式. 扫码下载作业帮搜索答疑一搜即得答解析查看更多优质解析解答一举报附表2不同温度乙醇~水溶液的组成(101.3KPa)温度℃ 乙醇
乙醇80%20甘油60%20甘油40%20正庚烷30水银28硫酸90%30硫酸60%30水30三、气体的导热系数气体的导热系数随温度升高而增大。在通常的压力范围内,其导热系数随压力变化很小,只有在压力大于196200kN/m 2 ,或压力小熔点(常压) -114.1 ℃ 黏度(30 ℃) 0.5142 mPa·s van der Waals面积4.930*109 cm2·mol-1 沸点(常压) 78.3 ℃ 蒸发热(沸点) 38.95 kJ/mol van der Waals体积31.940 cm3·mol-1 密度(20 ℃) 0.7893 g/cm3 熔化热104.7 kJ/kg 气相标准燃烧热1410.01 kJ·m