they both led troops in the american-mexican war.
The water particles had no chemical change, they only changed form. This makes it a physical change.
I believe the answer is:
- There was little government regulation of workplaces. (which cause many companies to create unfair working condition for the workers)
<span>- A typical work shift might be twelve to sixteen hours long. (without any compensation(
- Factory equipment was dangerous to operate. (that resulted in many of worker's injuries/deaths)
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