JEE Chemistry · Medium

Mole Concept and Stoichiometry: Molarity MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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MolarityMediumQuestion 600080

Question

250 mL of 0.2 M glucose solution contains how many grams of glucose (M=180)?
  1. A
    4.5 g
  2. B
    9 g
    Correct
  3. C
    18 g
  4. D
    2.25 g

Correct answer

9 g

Explanation

n = 0.2 × 0.25 = 0.05 mol. Mass = 0.05 × 180 = 9 g.