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Learning objective

Identify that concentration can be expressed in grams per cubic decimeter (g/dm³) or moles per cubic decimeter (mol/dm³).

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

Exam focus

  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE ChemistrySubject contentCore content

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Quick explanation

Identify that concentration can be expressed in grams per cubic decimeter (g/dm³) or moles per cubic decimeter (mol/dm³)

  • This point belongs to The mole and the Avogadro constant, especially The mole and the Avogadro constant outcomes.
  • You need to be able to identify that concentration can be expressed in grams per cubic decimeter (g/dm³) or moles per cubic decimeter (mol/dm³).
  • The key ideas to know are State.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

State

Why it matters

This objective helps connect The mole and the Avogadro constant outcomes to exam-style questions, flashcards, and revision notes for The mole and the Avogadro constant.

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Flashcards10 linked cards

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Practice Questions7 linked questions

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Paper 3 structured question: The mole and the Avogadro constant

Paper 3Theory (Core)1 marks

Description

Concentration Units

Concentration can be expressed in grams per cubic decimeter (g/dm³) or moles per cubic decimeter (mol/dm³).

  1. a

    State the two units used to express concentration.

    Aim for approximately 1 distinct marking point.

    [1]
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