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10.3 Using materials

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Question 18

A pair of earrings is made from 16.0 g of 9 carat gold. What mass of the earrings is made up of metals other than gold?

[1]
A

7.0 g7.0\ \text{g}7.0 g

B

10.0 g10.0\ \text{g}10.0 g

C

1.44 g1.44\ \text{g}1.44 g

D

6.0 g6.0\ \text{g}6.0 g

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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