Question

what ratio of bleach to water should be used to disinfect spills?
1:10
1:1
1:100
1:2

Explanation:

In general, a common - recommended ratio for using bleach to water for disinfecting spills is 1:10. This dilution provides an effective concentration of the active ingredients in bleach for disinfection while being safe to use in many settings.

Answer:

A. 1:10