Billions in the known universe!
Explanation:
Because there are approximately 100 billion galaxies in the observable universe.
Hope it helps!
there are billions, and more that we haven't yet explored, it is just let the sea only a lot more floaty!
hope this helps
1. a)c-14 has two more protons
2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.
3. c) iron and nickel.
c. is the answer
by love gaming