(a) A student has prepared a mixture of benzoic acid (pKo 4 20) and aniline (pkb 9 40) in a buffer solution of pH 2 0 The mixture was extracted using 15 mL of diethyl ether Analyse the extraction efficiency (7 marks) NH, Benzoic acid Aniline Explain the procedure of QUECHERS method that can be use...

B QuEChERS is a QuickEasyCheapEffectiveRuggedSafe extraction method that has been developed for the determination of pesticide residues in agricultural commodities fruits and vegetables Below are deta ...

(a) A student has prepared a mixture of benzoic acid (pKo: 4.20) and aniline (pkb: 9.40)...

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Chemistry

ISBN: 978-0077274313

10th edition

Authors: Raymond Chang

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(a) A student has prepared a mixture of benzoic acid (pKo: 4.20) and aniline (pkb: 9.40)...

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