Answer:
I hope this helps and if not I'm truly sorry
Explanation:
2
Percent composition by element
Element Symbol # of Atoms
Barium Ba 1
Hydrogen H 2
Oxygen O 2
Well Remains or traces of organisms preserved in rock are called fossils
Nalah could use only 1 rat and test it multiple times.
The answer is C. the specimens are placed in a vacuum.
