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

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Question 4
F95%

Relative atomic masses (ArA_rAr​): H=1\text{H} = 1H=1 C=12\text{C} = 12C=12 O=16\text{O} = 16O=16

Which compound has a relative formula mass (MrM_rMr​) of 60?

[1]
A

CH3OH\text{CH}_3\text{OH}CH3​OH

B

C2H6\text{C}_2\text{H}_6C2​H6​

C

CH3COOH\text{CH}_3\text{COOH}CH3​COOH

D

C2H5OH\text{C}_2\text{H}_5\text{OH}C2​H5​OH

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

40 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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