B - two hydrogen atoms and one oxygen atom
Can cause a chemacal reaction
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Answer:
E. Thomson
Explanation:
J.J. Thomson's experiments with cathode ray tubes showed that all atoms contain tiny negatively charged subatomic particles or electrons.
https://www.khanacademy.org/science/chemistry/electronic-structure-of-atoms/history-of-atomic-structure/a/discovery-of-the-electron-and-nucleus
If the hydronium concentration decreases, the pH increases, resulting in a solution that is less acidic and more basic