Answer:
Hydrogen ions
Explanation: pH is the concentration of hydrogen ions (H+) in a given solution. A pH of 1 means there are a lot of hydrogen ions and a pH of 14 means there is a very small concentration if them.
Answer:
Well a living thing is defined as in a scientific term, the ability to reproduce. Living things like humans, animal and even plants are considered living because we can reproduce, even plants by making new seeds in the plant growth process. Non living things are things that won’t be able to reproduce, like for example a rock can t reproduce since it’s not living and it just “lacks the abitlity to”.
The answer is A. Man-made
Yes because they are individuals that belong with the same species