What is the correct amount of chemical to be added to a process known as?

The correct answer is "Optimum dosage," which refers to the ideal amount of a chemical that should be added to a process to achieve the desired effect while minimizing any negative impacts. Determining the optimum dosage takes into account the specific conditions of the treatment process, including the type of contaminants present, the volume of wastewater, and the chemical's effectiveness. By identifying the right dosage, operators can ensure that the treatment process works efficiently, providing effective removal of pollutants and maintaining system balance. This approach allows treatment facilities to operate cost-effectively and sustainably, utilizing just the right amount of chemicals needed for optimal performance.