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Examen
Chem 244 - Lab 4 Experiment 4: Separation of a Mixture SOLVED 100%
Chem 244 - Lab 4 Experiment 4: Separation 
of a Mixture SOLVED 100% 
Extraction - ANSProcess of removing a compound from a mixture using a 
solvent 
Liquid-liquid extraction - ANSType of extraction where organic compound is 
separated based on acid-base properties 
Acid-base extraction - ANSType of liquid-liquid extraction based on acid-base 
properties 
Carboxylic acids - ANSType of organic chemicals easy to purify 
Amines - ANSType of organic chemicals easy to purify 
Acid-base reactions - ANS...
Examen
Chem 244 final study guide questions well answered graded A+
PopularChem 244 final study guide questions well answered graded A+
Examen
Chem 244 Final 2025/2026 Exam Questions with 100% Correct Answers | Latest Update
Chem 244 Final 2025/2026 Exam 
Questions with 100% Correct Answers | 
Latest Update 
if the eluting solvent was switched from 2:1 hexane/ethyl acetate to 5:1 
hexane/ethyl acetate will the Rf value of biphenyl 
in question 1 increase or decrease -
Examen
Chem 244 Final Exam Questions and Answers Solved Correctly Rated A+
Chem 244 Final Exam Questions and Answers Solved Correctly Rated A+ 
if the eluting solvent was switched from 2:1 hexane/ethyl acetate to 5:1 hexane/ethyl acetate will the Rf value of biphenyl 
in question 1 increase or decrease - Answers decrease 
Rank the Rf values from highest to lowest 
1.) diphenyl 
2.) two rings with alcohol 
3.) carboxylic acid with benzene ring - Answers 1,2,3 
(When silica gel plate, ,low mobility for polar compounds so it will not travel as far) 
why is it important t...