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3.1 Chemical measurements, conservation of mass and the quantitative interpretation of chemical equations

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Question 44

A student is checking the symbol equation for a reaction between nitrogen and hydrogen that produces ammonia.

The unbalanced equation is:

N2+H2→NH3\text{N}_2 + \text{H}_2 \rightarrow \text{NH}_3N2​+H2​→NH3​

Balance the equation by adding whole-number multipliers.

[1]
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3.1 Chemical measurements, conservation of mass and the quantitative interpretation of chemical equations Questions

  1. GCSE
  2. /Chemistry
  3. /3.1 Chemical measurements, conservation of mass and the quantitative interpretation of chemical equations

95 exam-style questions on AQA GCSE Chemistry 3.1 Chemical measurements, conservation of mass and the quantitative interpretation of chemical equations, covering 3.1.1 Conservation of mass and balanced chemical equations, 3.1.2 Relative formula mass, 3.1.3 Mass changes when a reactant or product is a gas, and 3.1.4 Chemical measurements. Each one has a worked solution and a mark scheme showing where the marks go.

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