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O Level Chemistry past papers › 5070/11/O/N/22

5070/11/O/N/22 Question 20

O Level Chemistry October/November 2022 Paper 11 · 1 mark · Exothermic and endothermic reactions

5070/11/O/N/22 question 20

Answer

The answer is C.

Question 19 · Question 21

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