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10.3 Using materials

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Question 14
H

A chain is made from 9 carat gold. What percentage of the chain is gold?

[1]
A

9.0%9.0\%9.0%

B

37.5%37.5\%37.5%

C

41.7%41.7\%41.7%

D

90.0%90.0\%90.0%

Markscheme

10.3 Using materials Questions

  1. GCSE
  2. /Chemistry
  3. /10.3 Using materials

118 exam-style questions on AQA GCSE Chemistry 10.3 Using materials, covering 10.3.1 Corrosion and its prevention, 10.3.2 Alloys as useful materials, and 10.3.3 Ceramics, polymers and composites. Each one has a worked solution and a mark scheme showing where the marks go.

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