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10.1 Using the Earth's resources and obtaining potable water

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Question 8

A school is checking samples from four possible drinking-water sources. The results are shown in the table.

SampleDissolved saltsHarmful microbes
JLow levelHigh level
KHigh levelLow level
LLow levelLow level
MHigh levelHigh level

Which sample is potable?

[1]
A

Sample L

B

Sample K

C

Sample J

D

Sample M

Markscheme

10.1 Using the Earth's resources and obtaining potable water Questions

  1. GCSE
  2. /Chemistry
  3. /10.1 Using the Earth's resources and obtaining potable water

87 exam-style questions on AQA GCSE Chemistry 10.1 Using the Earth's resources and obtaining potable water, covering 10.1.1 Using the Earth's resources and sustainable development, 10.1.2 Potable water, 10.1.3 Waste water treatment, and 10.1.4 Alternative methods of extracting metals. Each one has a worked solution and a mark scheme showing where the marks go.

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