The Mississippi-Missouri-Ohio river system is the largest and most significant river system in the world.
Kuril island hope it helps
Water. Water is being constantly reproduced while we are running out of coal, oil, and gas.
Explanation:
The following table summarizes the ground state electron configuration of the first 20 elements on the periodic table.
...
ATOMIC STRUCTURE. 3.4 - Electron Configurations of Atoms.
Name Atomic Number Electron Configuration
Argon 18 1s2 2s22p63s23p6
Period 4
Potassium 19 1s2 2s22p63s23p64s1
Calcium 20 1s2 2s22p63s23p64s2
Answer:
i dont think its right but d
Explanation:
