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Introduction to Chemistry
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3. Matter and Energy - Part 1 of 2
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Problem 36
3. Matter and Energy - Part 1 of 2
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3. Matter and Energy / Physical & Chemical Changes / Problem 13
Problem 13
Why is the rusting of iron considered a chemical change?
A
It only changes the color of the iron.
B
It results in the formation of a new substance, iron oxide.
C
It involves a change in the physical state of iron.
D
It can be easily reversed by physical means.
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