Can you please elaborate..?
The chemical formula for water is H2O which means that every molecule of water has 2 atoms of hydrogen (H) and one atom of oxygen (O). Here comes the key part. From the Periodic Table of Elements, one sees that one molecule of oxygen atoms weigh 16 grams.
I apologize if this is not what you meant. If you have further questions just tell me.
The answer is cor-rectally FOSSIL FUELS
i hope that this helps
It started in 1798, to the 1800. This period is when the human population began to grow at a faster rate then any other time in history.