Answer:
Explanation: English please
I think so that hypothesis is for isotopes and atomic mass.
In chemistry and atomic physics, the main group is the group of elements whose lightest members are represented by helium, lithium, beryllium, boron, carbon, nitrogen, oxygen, and fluorine as arranged in the periodic table of the elements
Answer:
r the first one was the first one was the first one was the first one was the first one was w and I have to say it was a great place 33rd and I have to say it was a great place for him ccjfjtjtjgjcfnfjrjru and I think he's a good team and I think he's
Explanation:
- d the same thing as the one that I was a great place for me j CV