Neco 2024 Chemistry Question 45

Practice objective / multiple choice question 45 from the 2024 Neco Chemistry examination.

Neco 2024 Chemistry Objective / Multiple Choice Medium Difficulty
Question 45 NECO • 2024 • CHEMISTRY • objective

A 2.00 g sample of a non‑volatile solute is dissolved in 100.0 g of water. The boiling point of the solution is observed to be 100.5 °C. Given the ebullioscopic constant of water \(K_b = 0.512\;^{\circ}\text{C·kg·mol}^{-1}\), determine the molar mass of the solute.

Answer Options

A. 5.1
B. 30.8
C. 10.2
Correct Answer D. 20.5
Correct Answer
D
Correct Option:
20.5

About This Question

This is Neco 2024 Chemistry Question 45. It is one of the objective questions from the 2024 Neco Chemistry examination.

Difficulty level: Medium .

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