Quantitative ChemistryDiagram

Moles Formula Triangle

Part of Moles & Calculations — GCSE Chemistry

This diagram covers Moles Formula Triangle within Moles & Calculations for GCSE Chemistry. Revise Moles & Calculations in Quantitative Chemistry for GCSE Chemistry with 22 exam-style questions and 20 flashcards. This is a high-frequency topic, so it is worth revising until the explanation feels precise and repeatable. It is section 2 of 15 in this topic. Focus on the labels, the relationships between parts, and the explanation that turns the diagram into an exam-ready answer.

Topic position

Section 2 of 15

Practice

22 questions

Recall

20 flashcards

🧭 Moles Formula Triangle

Moles triangle showing relationship between mass, moles and relative formula mass

Figure 1: The moles formula triangle — cover what you want to find

Keep building this topic

Read this section alongside the surrounding pages in Moles & Calculations. That gives you the full topic sequence instead of a single isolated revision point.

The Story of Counting the Uncountable Worked Calculation Flow The Mole Triangle — Your Calculator in Disguise How It Works: Avogadro's Number as a Bridge

Practice Questions for Moles & Calculations

One mole of any substance contains how many particles?

A. 6.02 × 10²³
B. 6.02 × 10²⁰
C. 3.01 × 10²³
D. 6.02 × 10¹⁸

1 markfoundation

Explain why the percentage yield of a reaction is never 100% in practice.

2 marksstandard

Quick Recall Flashcards

What is Avogadro's constant?

6.02 × 10²³ particles per mole This is the number of particles in one mole of any substance.

Define 'one mole'

The amount of substance containing 6.02 × 10²³ particles One mole of any element weighs exactly its Ar in grams

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The Story of Counting the Uncountable

Worked Calculation Flow