A compound contains only carbon,hydrogen,and oxygen.Combustion of 10.68 mg of the compound yields 16.01 mg CO2 and 4.37 mg H2O.The molar mass of the compound is 176.1 g/mol.What are the empirical and molecular formulas of the compound?(Type your answ
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A compound contains only carbon,hydrogen,and oxygen.Combustion of 10.68 mg of the compound yields 16.01 mg CO2 and 4.37 mg H2O.The molar mass of the compound is 176.1 g/mol.What are the empirical and molecular formulas of the compound?(Type your answ
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英语化学求分子式和试验试!A compound contains only carbon,hydrogen,and oxygen.Combustion of 10.68 mg of the compound yields 16.01 mg CO2 and 4.37 mg H2O.The molar mass of the compound is 176.1 g/mol.What are the empirical and molecular for
The compound noradrenaline contains 56.79% C,6.56% H,28.37% O,and 8.28% N by mass.What is the eThe compound noradrenaline contains 56.79% C,6.56% H,28.37% O,and 8.28% N bymass.What is the empirical formula for noradrenaline?
两个题 就是氧化还原那块的~第一个An organic compound contains carbon,hydrogen,and sulfur.A sample of it with a mass of 1.886 g was burned in oxygen to give gaseous CO2,H2O,and SO2.These gases were passed through 313.3 mL of an acidified
Homesick is a compound work madeup ofHOME and SICK
CARDIUM COMPOUND
compound sentence
This new book _____________20 articles ,_________five written by my sister.A.contains ,includes B.includes,contains c.contains,including D.includes,contained选什么,为什么?
关于contain的用法有四个句子,1.I contain several dictionary2.Sea water contains salt3.A dog contains four legs4.Mr Smith contains glasses on his nose
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.) _____________
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.)
This atlas ___40 maps,___ 3 of the Great Britain.A.contains,includingB.includes,containingc.contains,containingD.includes,including
AP chemistry (1)What are the main difference between a compound and a mixture?
The elements of a compound occur in a fixed mass ratio.请问fixed mass ratio
click a non-compound,non-masking path to create text inside a path1
Homesick is a compound work made up of HOME and SICK