Question detail

If 2 moles of a gas occupy a certain volume, what volume will 1 mole occupy under the same conditions?

Try the question, check the answer, then read the explanation to understand the curriculum point.

At a glance

MCQ

Type

practice

Style

Topic

Use of amount of substance in relation to volumes of gases (chemistry only) (HT only)

Question

  1. A. 12 dm3
  2. B. 24 dm3
  3. C. 48 dm3
  4. D. 60 dm3

Answer

24 dm3

Explanation

Under the same conditions, 1 mole of gas occupies half the volume of 2 moles, which is 24 dm3.

Common mistake

Misunderstanding Ratios in Gas-Volume Calculations

Students often confuse the ratios of gases in a balanced equation, leading to incorrect volume calculations.

Carefully analyze the coefficients in the balanced equation to determine the correct mole ratios before calculating the volumes.

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