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Cambridge Secondary (7-9). Stage 7. Science. Learner's Book - Unit 8: Changes to materials - Question 83

Cambridge Secondary (7-9) · Unit 8: Changes to materials

Question 83

Look at these reactions.

A Carbon combines with oxygen to form carbon dioxide.

B Sodium hydroxide reacts with hydrochloric acid to produce sodium chloride and water.

C Potassium and water react to form potassium hydroxide and hydrogen.

D Copper carbonate reacts to produce copper oxide and carbon dioxide.

Write the letter of the reaction that:

is a burning reaction.
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