Answer:
Option A
Explanation:
Ernest Rutherford concluded that the atom has a small, dense center which constitutes the mass of the whole atom. He called it a "Nucleus". He also said that most of the space in the atom is empty.
Answer:
18.99u or 19u
Explanation:
Mass number=No of protons+No of neutrons


- Fluorine has atomic number=9
- The Electronic configuration is given by

Answer:
hope that helps
Explanation:
This implies that the discovery of life on Mars does not automatically mean the ... Hence, we hope that Mars may have been the site of an independent origin of life. ... The general view of the results of the Viking biology experiment is that there is ... subsurface may hold liquid water aquifers that support chemosynthetic life.
Moral science is social sciences or philosophy.
That's it, really!
Answer:
Im pretty sure 1 is gravity, 2 is force
Explanation: