A herbicide contains 2,4-D (2,4-dichlorophenoxyacetic acid), C8 H6 Cl2 O3. A 1.162-g sample of the herbicide was decomposed to liberate the chlorine as CI ion. This was precipitated as AgCl, with a mass of 0.2300 g. What is the mass percent of 2,4-D in the sample? H. Mass percent H C. OCH₂CO₂H CL 2,4-D (2,4-dichlorophenoxyacetic acid). %

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Chapter21: Chemistry Of The Main-group Elements
Section: Chapter Questions
Problem 21.200QP
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A herbicide contains 2,4-D (2,4-dichlorophenoxyacetic acid),
C8 H6 Cl₂ O3. A 1.162-g sample of the herbicide was
decomposed to liberate the chlorine as C1 ion. This was
precipitated as AgCl, with a mass of 0.2300 g. What is the
mass percent of 2,4-D in the sample?
Mass percent
H.
=
H
C.
OCH₂CO ₂2H
CL
2,4-D (2,4-dichlorophenoxyacetic acid).
H
%
Transcribed Image Text:A herbicide contains 2,4-D (2,4-dichlorophenoxyacetic acid), C8 H6 Cl₂ O3. A 1.162-g sample of the herbicide was decomposed to liberate the chlorine as C1 ion. This was precipitated as AgCl, with a mass of 0.2300 g. What is the mass percent of 2,4-D in the sample? Mass percent H. = H C. OCH₂CO ₂2H CL 2,4-D (2,4-dichlorophenoxyacetic acid). H %
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