Question 46 of 144 in Chemical Formulae, Equations and Calculations Part 2

Using the molar volume in calculations with chemical equations

2 marks · Easy

Calculate the volume in cm³ of 0.015 mol of nitrogen gas at room temperature and pressure.

Work this out on paper, then compare with the answer and worked solution below. With a free account you can submit written answers for marking.

Show answer

360 cm³ (±2)

Also accept: 0.015 × 24000 = 360

Common mistakes: Using 24 instead of 24000; Wrong units

Show mark scheme and worked solution

Marking points

M1 · 1 mark · Chooses correct formula: volume = moles × molar volume; uses 24,000 cm³.

A1 · 1 mark · 0.015 × 24000 = 360 cm³; answer and unit correct.

Worked solution

Volume = 0.015 × 24,000 = 360 cm³

Report a problem with this question