Post Utme Unn 2025 Chemistry Question 5

Practice objective / multiple choice question 5 from the 2025 Post Utme Unn Chemistry examination.

Post Utme Unn 2025 Chemistry Objective / Multiple Choice
Question 5 POST_UTME_UNN • 2025 • CHEMISTRY • objective

A sample of polystyrene is analyzed by gel permeation chromatography (GPC). The chromatogram shows a \single peak with a retention time of 10 minutes. If the calibration curve is linear, what is the molecular weight of the polystyrene sample?

Answer Options

A. 100,000 g/mol
B. 200,000 g/mol
Correct Answer C. 500,000 g/mol
D. 1,000,000 g/mol
Correct Answer
C
Correct Option:
500,000 g/mol

About This Question

This is Post Utme Unn 2025 Chemistry Question 5. It is one of the objective questions from the 2025 Post Utme Unn Chemistry examination.

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