Answer:5 to the 7th power
Explanation:
Divided 7 and y then add 4
1. Atomic weight of fluorine
2. Number of proton and neutrons found in the nucleus of the element
3. And every number uniquely identifies each of the the elements
Just add more detail in the second experiment explain every little thing.
#1. The condition of the atmosphere at a certain time and certain place
#2. The rate of evaporation is EQUAL to the rate of condensation
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2021 hoped I helped you god bless you
