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2.6.4 Reacting masses and concentration in g dm⁻³
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From equations to mass ratios

From equations to mass ratios

A balanced equation shows the ratio in which substances react. The numbers in front of formulae are coefficients, while subscripts inside formulae only count atoms and are not used as the reacting ratio.

2.6.4 Reacting masses and concentration in g dm⁻³ Lesson

  1. GCSE
  2. /Chemistry
  3. /2.6.4 Reacting masses and concentration in g dm⁻³

Step-by-step lessons on Edexcel GCSE Chemistry 2.6.4 Reacting masses and concentration in g dm⁻³. Each one builds up to exam-style questions. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.

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