化学的empirical formula和molecular formula有什么区别?
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/07 22:37:24
化学的empirical formula和molecular formula有什么区别?
empirical formula是指化学经验式,就是化合物的比例式
molecular formula是指分子式.
化学的empirical formula和molecular formula有什么区别?
化学的empirical formula和molecular formula有什么区别?
请问氨基葡萄糖硫酸钾盐的empirical formula,是什么?请问氨基葡萄糖硫酸钾盐的empirical formula,是什么?empirical formula 是实验式的意思
化学里的formula equation是什么意思
英语化学求分子式题!The compound adrenaline contains 56.79% C,6.56% H,28.37% O,and 8.28% N by mass.What is the empirical formula for adrenaline?(Type your answer using the format CO2 for CO2.) _____________
empirical
empirical 与experimental的区别
formula unit在化学中是什么
the empirical forumla of a compound is no2,its molecular mass is 92g/mol.what is its molecular formula?
formula和equation的区别?
物质A是一种乙醇(alcohol)而且质量百分比是:碳(carbon)60.0%,氢(hydrogen)13.3%,氧(oxygen)26.7%.而且质量是:C=12.0;H=1.0;O=16.0a.请写出物质A的经验式(empirical formula)b.物质A的1分子质量是60,
Gypsum is hydrated calcium sulfat,CaSO4·xH2O.A residue of 5.65g of anhydrous calcium sulfate is obtained by heating 7.15g gypsum.Determine the empirical formula of gypsum不用翻译……尤其是拿翻译软件翻译的……这个太。咳咳要
the empirical forumla of a compound is no2,its molecular mass is 92g/mol.what is its molecular formula?help me do this!
英国哪里买到base formula?如题 英国哪里能买到base formula的面膜?
a 0.7549 g sample of a compoun burns in O2 to produce 1.9061g of CO2 and 0.3370g H201.calculate the individual masses of ,c,h,and o in the 0.7549 sample2.determine the empirical formula of the compound.
已知化学元素百分含量,求分子式An organic compound containing only C,H and Br was found to contain 12.8 % by mass carbon and 1.79 % by mass hydrogen.Determine the empirical formula of the compound
The compound adrenaline contains 56.79% C,6.56% H,28.37% O,and 8.28% N by mass.What is the empirical formula for adrenaline?(Type your answer using the format CO2 for CO2.)
Combustion of a 0.9835-g sample of a compound containing only carbon,hydrogen,and oxygen produced 1.900 g of CO2 and 1.070 g of H2O.a.What isthe empirical formula of the compound?