300 BC by Greek philosophers
It would be considered biotic since it is nonliving
Answer:
If the hydronium concentration increases, the pH decreases, causing the solution to become more acidic. This happens when an acid is introduced. As H+ ions dissociate from the acid and bond with water, they form hydronium ions, thus increasing the hydronium concentration of the solution.
Answer:
a
Explanation:
According to the taxonomical hierarchy, the kingdom is the highest category in biological classification. It is a group of closely related organisms.
Kingdom - Phylum -Class - Order -Family - Genus -Species.