The atomic number is the number of Protons on the nucleus of the atom, whereas the mass number of some isotope is the mass of the protons plus the mass of the neutrons. That's the difference between isotopes: number of neutrons.
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1) endothermic
2)exotgermic
3)exotgermic
That statement is true.
Reason: If you are familiar with the cell theory, the cell theory states 3 things:
- All living things are made up of cells
- Cells are the basic unit of life
- Cell comes from other cells
Any living things are made up of cells- which is why cells are considered the building blocks of life on Earth.
Hope this helps!! :)
Answer:
to mi understanding iz fusion reaction