finding the weight of impure a-pinene, the weight of distilled a-pinene, the weight recovering of distilled a-pinene, and the refractive index of distilled a-pinene corrected to literature
finding the weight of impure a-pinene, the weight of distilled a-pinene, the weight recovering of distilled a-pinene, and the refractive index of distilled a-pinene corrected to literature
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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I need help with finding the weight of impure a-pinene, the weight of distilled a-pinene, the weight recovering of distilled a-pinene, and the refractive index of distilled a-pinene corrected to literature

Transcribed Image Text:Bota:
Empty Vial ig)=aoG62mg
Vial t impure aipha-pinene (9=a1780mg
Empty Vial (g) = allo4 mj
vial i Pure aipha-pinene (g) a1444
Temperature I
Initial boiling point
Final boiling point
Room Temperature
mey
i S4.9°C
156-6°C
25.7°C
Befractive index colcuiation
Earswerhoold be four decim
Praces
n DzG=nDobserved + CT-20)*0.00045
Comectecd Refractive nelex nDzo
OiDservecd Refroactive Inclex nDobserved
room Temp

Transcribed Image Text:KEPORT FORM: PURIFICATION OF a-PINENE BY SIMPLE DISTILLATION
Weight of impure a-pinene used:
g
Weight of distilled a-pinene:
Weight recovery of distilled a-pinene:
%
Literature boiling point of a-pinene:
°C
Observed boiling point of distilled a-pinene:
°C
Literature refractive index of a-pinene: np:
°C
at:
Observed refractive index of distilled a-pinene: np: 464
at: a5.7°C
Refractive index of distilled a-pinene corrected to literature temperature: np:
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