A characteristic of water which is most helpful to fish in a lake is that: B. two elements make up the compound water.
Water refers to a liquid molecule that comprises two main chemical elements in the ratio of two to one (2:1). Also, these two chemical elements are:
In conclusion, a characteristic of water which is most helpful to fish in a lake is that two elements make up the compound water. Thus, a fish would be able to breathe in a lake due to the presence of oxygen in water.
Read more on water here: brainly.com/question/1194576
#SPJ1