Question detail

If 3 moles of gas B are produced in a reaction, what is the volume of gas B at room temperature and pressure?

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

At a glance

Question

Type

exam_style

Style

Topic

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

Question

If 3 moles of gas B are produced in a reaction, what is the volume of gas B at room temperature and pressure?

Answer

72 dm3

Explanation

The answer is strong as it demonstrates the application of the gas volume formula, reinforcing the concept that gas volumes can be calculated from moles. This question assesses the ability to apply the gas volume relationship.

Common mistake

Incorrect Volume Calculation

Students often forget to convert volumes from cm3 to dm3 when calculating gas volumes.

Always convert cm3 to dm3 by dividing by 1000 before using the volume in calculations.

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