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

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Question 4

A sealed combustion vessel is charged with 24.0 g of methane and 96.0 g of oxygen. Both reactants react completely. A second vessel is charged with 144.0 g of oxygen. What mass of methane is required to react completely with this oxygen?

[1]
A

24.0 g24.0\ \text{g}24.0 g

B

48.0 g48.0\ \text{g}48.0 g

C

36.0 g36.0\ \text{g}36.0 g

D

16.0 g16.0\ \text{g}16.0 g

Markscheme

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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