Learning objective

(chemistry only) (HT only) State that concentration of a solution can be measured in mol/dm3.

Read the explanation, check the common trap, then practise with flashcards and questions.

At a glance

5

Flashcards

7

Questions

Topic

Using concentrations of solutions in mol/dm3 (chemistry only) (HT only)

Subtopic

Concentrations in mol/dm3 and titration calculations

AQA GCSE ChemistryQuantitative chemistry

Study support

Understand this objective

Short explanation

In the subtopic Concentrations in mol/dm3 and titration calculations, this learning objective focuses on (chemistry only) (HT only) State that concentration of a solution can be measured in mol/dm3. It sits within Using concentrations of solutions in mol/dm3 (chemistry only) (HT only) for AQA GCSE Chemistry 8462 Unit 4.3, so the explanation must stay anchored to quantitative chemistry rather than drifting into a general chemistry idea. Approved keywords to use include chemistry only, HT only, concentration, mol/dm3. Concentration. means the amount of solute present in a given volume of solution, measured in mol/dm3 Avoid the mistake of students often confuse mol/dm3 with g/dm3 when stating the concentration of a solution; instead, remember that mol/dm3 measures the amount of substance in moles per cubic decimeter, while g/dm3 measures mass in grams per cubic decimeter. Focus on the definition of concentration in terms of moles For exam answers, remember that concentration is measured in mol/dm3, which indicates the amount of solute in moles per volume of solution in cubic decimeters

Key concepts

Concentrationmol/dm3

Why it matters

This objective helps connect Concentrations in mol/dm3 and titration calculations to exam-style questions, flashcards, and revision notes for Using concentrations of solutions in mol/dm3 (chemistry only) (HT only).

Common mistakes

1 linked
  • Misunderstanding Concentration Units: Remember that mol/dm3 measures the amount of substance in moles per cubic decimeter, while g/dm3 measures mass in grams per cubic decimeter. Focus on the definition of concentration in terms of moles. Keep the correction anchored to Concentrations in mol/dm3 and titration calculations; check formula, substitution, calculation, final answer, and unit where relevant.

Revision tools

Choose how to practise

Back to topic hub
Flashcards5 linked cards

Flashcard 1 of 5

Press Space to flip, arrows to move
Practice Questions7 linked questions

Question 1 of 7

Choose an answer, get feedback, then move sideways through the set.

0 of 5 attempted
Revision notestopic notes

Open the full topic revision notes when you are ready to review this objective in context.

Open revision notes

Related learning objectives

(chemistry only) (HT only) State that concentration of a solution… | ExamCompanion