QQuestionChemistry
QuestionChemistry
Is cooking an egg an example of a physical or chemical change?
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Answer
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Step 1I'll solve this problem step by step, following the specified formatting guidelines:
Step 2: Understand the Definitions
- A physical change alters the physical properties of a substance without changing its chemical composition - A chemical change creates a new substance with different chemical properties
Final Answer
1. The molecular structure is permanently altered 2. New chemical bonds are created 3. The substance cannot be returned to its original form The key indicator is the irreversible protein denaturation that occurs during cooking, which represents a fundamental chemical transformation.
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