Report Sheet: Determination of Molecular Weight Through Freezing Point Depression Analysis Part A: Volume of Cyclohexane29.1 Mass of cyclohexane (d-0.7786 g/mL)22.6578 Freezing Point of cyclohexane 6.56 °C Part B: Molecular Weight of Naphthalene Mass of Sample 1 Moles of Sample 1 Mass of Sample 2 Moles of Sample 2 Moles m (mol/kg solvent) T,('C) Naphthalene 'IV TRIAL 1 5.67 - TRAIL 2 k, Cyclohexane CC/m) Part C: Unknown Number 15 Mass of Sample 2 o.190978 Mass of Sample 1 O.18086 8 Grams Unknown T,(C) TRIAL 1 5.85 TRAIL 2 TRIAL 2 (moles) Moles UnknownTRIAL 1 (g/mol) (g/mol)TRIAL 2. Molecular Weight Unknown TRIAL 1 AVERAGE MOLECULAR WEIGHT OF UNKNOWN
Report Sheet: Determination of Molecular Weight Through Freezing Point Depression Analysis Part A: Volume of Cyclohexane29.1 Mass of cyclohexane (d-0.7786 g/mL)22.6578 Freezing Point of cyclohexane 6.56 °C Part B: Molecular Weight of Naphthalene Mass of Sample 1 Moles of Sample 1 Mass of Sample 2 Moles of Sample 2 Moles m (mol/kg solvent) T,('C) Naphthalene 'IV TRIAL 1 5.67 - TRAIL 2 k, Cyclohexane CC/m) Part C: Unknown Number 15 Mass of Sample 2 o.190978 Mass of Sample 1 O.18086 8 Grams Unknown T,(C) TRIAL 1 5.85 TRAIL 2 TRIAL 2 (moles) Moles UnknownTRIAL 1 (g/mol) (g/mol)TRIAL 2. Molecular Weight Unknown TRIAL 1 AVERAGE MOLECULAR WEIGHT OF UNKNOWN
Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter10: Properties Of Solutions
Section: Chapter Questions
Problem 7RQ
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