The answer that h are looking for is c
The best answer is the first option. A bike rusting is an example of a chemical change since rusting is a chemical reaction. New substances are formed from this reaction. On the other hand, other choices given are just physical changes because only the shape or the physical form of the substances are being changed.
Answer:
CO₂
Explanation:
Please see attached picture for full solution.
* The masses of each atom can be found in the periodic table of elements
Answer: C
Earths atmosphere maintains a stable temp
Extrusive <span>igneous rocks
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