Question detail

If 2 moles of a gas occupy a certain volume, how much volume will 1 mole of the same gas 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

24 dm3

Since equal amounts in moles of gases occupy the same volume, 1 mole will occupy half the volume of 2 moles, which is 24 dm3.

Changing the Subject of Equations

Students often forget to isolate the variable correctly when changing the subject of gas-volume equations, leading to incorrect formulas.

To fix this, practice rearranging equations step-by-step, ensuring each operation is applied to both sides of the equation to maintain balance.

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