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What distinguishes a chemical reaction from a physical change?a) Chemical reactions are reversible.b) Physical changes do not involve energy changes.c) Physical changes always involve a change in temperature.d) Chemical reactions produce new substances with different properties.Correct answer is option 'D'. Can you explain this answer? for Year 4 2026 is part of Year 4 preparation. The Question and answers have been prepared according to the Year 4 exam syllabus. Information about What distinguishes a chemical reaction from a physical change?a) Chemical reactions are reversible.b) Physical changes do not involve energy changes.c) Physical changes always involve a change in temperature.d) Chemical reactions produce new substances with different properties.Correct answer is option 'D'. Can you explain this answer? covers all topics & solutions for Year 4 2026 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What distinguishes a chemical reaction from a physical change?a) Chemical reactions are reversible.b) Physical changes do not involve energy changes.c) Physical changes always involve a change in temperature.d) Chemical reactions produce new substances with different properties.Correct answer is option 'D'. Can you explain this answer?.

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