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Introducing chemical reactions

Introducing chemical reactions

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Question 31

Which of these changes is a chemical change?

A

Liquid water freezing into ice

B

Shredding a piece of paper

C

Dry ice sublimating into gas

D

An iron nail rusting

Markscheme

Introducing chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /Introducing chemical reactions

55 exam-style questions on OCR GCSE Chemistry Introducing chemical reactions. Each one has a worked solution and a mark scheme showing where the marks go.

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