It is the 2nd Law of universal gravitation.
Newton's discovery concerning how fast an object will change speed is the 2nd law.
Thanks
Answer:
physical
Explanation:
no chemical reaction is happening
180 miles
60 × 3 = 180
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Zinc Chloride + Difluorine -----> Zinc Fluoride + Dichlorine
ZnCl2 + F2 → ZnF2 + Cl2
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