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Interpreting and interacting with earth systems

Interpreting and interacting with earth systems

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Question 21

An air sample of volume 8.0 dm³ contains 0.32 dm³ of carbon dioxide.

What is the percentage of carbon dioxide in this air sample?

A

$0.4%0.4\%$

B

$4.0%4.0\%$

C

$32.0%32.0\%$

D

$96.0%96.0\%$

Markscheme

Interpreting and interacting with earth systems Questions

GCSE
Chemistry
Interpreting and interacting with earth systems

32 exam-style questions on OCR GCSE Chemistry Interpreting and interacting with earth systems. Each one has a worked solution and a mark scheme showing where the marks go.

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