The ratio of chemical sanitizer to water is known as: concentration.
What is ratio?
Ratio can be defined as a mathematical expression that is typically used to denote the proportion of two (2) or more quantities of a chemical compound (substance) such as water, with respect to one another chemical compound and the total quantities.
In Chemistry, concentration is a terminology which is used to denote the ratio of two or more chemical compounds to another chemical compound.
Read more on water here: brainly.com/question/1194576
