What is the molarity of a solution containing 0.5 moles of solute dissolved in 2.5 liters of solution?
Difficulty: Medium
About this MCQ
Medium MCAT item. Correct choice: A. 0.2 M.
- A. 0.2 M ✓
- B. 0.7 M
Why not B: “0.7 M” is not 0.2 M.
- C. 0.5 M
Why not C: “0.5 M” is not 0.2 M.
- D. 1.25 M
Why not D: “1.25 M” is not 0.2 M.
Correct answer
A. 0.2 M
Explanation
0.2 M is the value that answers “What is the molarity of a solution containing 0.5 moles of solute dissolved in 2.5 liters of solution” (option A). Option B (0.7 M) is a different value from 0.2 M. Option C (0.5 M) is a different value from 0.2 M. Option D (1.25 M) is a different value from 0.2 M. Keep 0.2 M as the MCAT fact for this stem.
Source: Original practice question, MCQsHub
Tags: Molarity, molarity solution, solution containing, 0.2 M
Submitted by: MCQsHub Editorial
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