If your asking where Most people in cities get there water.
Then the answer is by delivery through pipes.
Answer:
a) 12 neutrons
Explanation:
The atomic mass is 22.990, which can be rounded to 23 and is the combination of protons and neutrons. The atomic number is 11 (protons), and 23-11=12, whoch would be the neutron number
Hope this helps :)
It would be passed along to the human offspring through meiosis.
