CourseCourseConceptConceptDocsDocuments

IB Chemistry HL 1.4.1 Mole Mol Questions

Use Avogadro constant and the chemical formula to convert an amount in mol into the specified number of particles.

Syllabus
First assessment 2025
Course
Chemistry HL
Level
HL

Exam points

  • Convert amount of substance in mol to a number of specified atoms, molecules or ions using Avogadro constant.

Learn this topic

Study 1.4.1—Mole (mol) conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB Chemistry HL 1.4.1 Mole Mol Questions question 1

[Maximum number: 1]

How much ethanol contains 1.20×10241.20 \times 10^{24} atoms of carbon?

Avogadro's constant, L or NA:6.02×1023 mol−1N_{\mathrm{A}}: 6.02 \times 10^{23} \mathrm{~mol}^{-1}

A

0.333 mol0.333 \mathrm{~mol}

B

0.500 mol0.500 \mathrm{~mol}

C

1.00 mol1.00 \mathrm{~mol}

D

2.00 mol2.00 \mathrm{~mol}

All question bank results loaded