Be sure to answer all parts.These organic solvents are used to clean compact discs:SolventChloroformDiethyl etherEthanolIsopropanolToluene(a) If a 15.00-mL sample of CD cleaner weighs 22.380 g at 20°C, which solvent is most likely to bepresent?O ChloroformO Diethyl etherDensity (g/mL) at 20°C1.4920.7140.7890.7850.867EthanolIsopropanolToluene(b) The chemist analyzing the cleaner calibrates her equipment and finds that the pipet is accurate to+0.02 mL, and the balance is accurate to ± 0.003 g. Is this equipment precise enough to distinguishbetween toluene and chloroform?yesno

we were asked to determine if a chemist's equipment was precise enough to distinguish between two…

Solvent Chloroform Diethyl ether Ethanol Isopropanol Toluene Density (g/mL) at 20°C 1.492 0.714 0.789 0.785 0.867 (a) If a 15.00-mL sample of CD cleaner weighs 22.380 g at 20°C, which solvent is most likely to be present?

Solvent Chloroform Diethyl ether Ethanol Isopropanol Toluene Density (g/mL) at 20°C 1.492 0.714 0.789 0.785 0.867 (a) If a 15.00-mL sample of CD cleaner weighs 22.380 g at 20°C, which solvent is most likely to be present?

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter13: The Chemistry Of Solutes And Solutions

Section: Chapter Questions

Problem 107QRT

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Question

Be sure to answer all parts.
These organic solvents are used to clean compact discs:
Solvent
Chloroform
Diethyl ether
Ethanol
Isopropanol
Toluene
(a) If a 15.00-mL sample of CD cleaner weighs 22.380 g at 20°C, which solvent is most likely to be
present?
O Chloroform
O Diethyl ether
Density (g/mL) at 20°C
1.492
0.714
0.789
0.785
0.867
Ethanol
Isopropanol
Toluene
(b) The chemist analyzing the cleaner calibrates her equipment and finds that the pipet is accurate to
+0.02 mL, and the balance is accurate to ± 0.003 g. Is this equipment precise enough to distinguish
between toluene and chloroform?
yes
no

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