<span>2H2 + O2 → 2H2O</span>
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<span>okay???</span>
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Answer:
I think the answer is
Our solar system will always be part of the Milky Way.
A typical human hair is about 1 million carbon-12 atoms JUST IN WIDTH.
Mixing water and sugar is a physical change. A physical change is just a change in the form of the substance, whereas a chemical change is when the substance itself changes… chemically. An easy way to figure out which is which is trying to "undo" the change. If it can be undone, it is physical.