oxygen is a substance that dissolves in water. fish absorb from the water. When dissolved oxygen levels are low, it can be hard for organisms to survive. Is this a chemical property, or a physical property. please explain

Physical Property

Explanation:

Chemical properties relate to an actual chemical change.  In this case only the  quantity of oxygen concentration changes, there is no chemistry change.

Chemical property change example:  Iron nail falls into the water and oxidizes/rusts.

i think the answer would d

the answer is c on e2020, bud.