Question detail

What is the volume of 1.5 moles of nitrogen gas (N2) at room temperature and pressure?

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

36 dm3

At room temperature and pressure, one mole of gas occupies 24 dm3. Therefore, 1.5 moles occupy 1.5 x 24 dm3 = 36 dm3.

Misunderstanding Volume Calculation

Students often forget to use the correct mole ratios from the balanced equation when calculating the volumes of gaseous reactants and products.

Always refer to the coefficients in the balanced equation to determine the correct mole ratios before calculating the volumes.

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