Problem: Based on the molecular diagram, classify each change as physical or chemical.

🤓 Based on our data, we think this question is relevant for Professor Kayinamura's class at DAYTONA STATE.

FREE Expert Solution

We are asked to classify each change as physical or chemical. 


A chemical change is represented in the illustrations if the combinations of the atoms are changed. 


A physical change would maintain the same combinations of atoms only different in orientation/spacing. 


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Problem Details

Based on the molecular diagram, classify each change as physical or chemical. Scene A depicts a sample of closely packed molecules going to a sample of the same molecules spaced farther apart.Scene B depicts four molecules each composed of two red spheres combined and two molecules each composed of a black sphere combined with four gray spheres forming two molecules of a black sphere combined with two red spheres and four molecules of a red sphere combined with two gray spheres.Scene C depicts five closely packed molecules going to the same five molecules spaced farther apart.

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Physical & Chemical Changes concept. You can view video lessons to learn Physical & Chemical Changes. Or if you need more Physical & Chemical Changes practice, you can also practice Physical & Chemical Changes practice problems.

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Based on our data, we think this problem is relevant for Professor Kayinamura's class at DAYTONA STATE.