Problem: Which of the following are chemical changes? Which are physical changes?f. DNA unwinding

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physical change  no change in chemical composition

chemical change  change in chemical composition as a result of a chemical reaction


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Which of the following are chemical changes? Which are physical changes?
f. DNA unwinding

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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 Ray's class at UNM.

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Our data indicates that this problem or a close variation was asked in Chemistry: An Atoms First Approach - Zumdahl Atoms 1st 2nd Edition. You can also practice Chemistry: An Atoms First Approach - Zumdahl Atoms 1st 2nd Edition practice problems.