Answer:
i dont know what you are saying
Explanation:
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A chemical reaction (signs)
- rusting
- change in base of chemical
- for example lets say u mix two chemicals, and then it becomes a different new chemical (it changed from the inside)
a physical
- a physical reaction is outer looks not inside.
- it changes on the outside, like changing a color
Answer: Lexington and Concord
Explanation: The British were trying to find weapons and could not find them.
A feature that an iron metal has is a sea of electrons
