How many mL are contained in a gallon?

A gallon is a standard unit of measurement commonly used in the United States for volume. To convert gallons to milliliters, it's helpful to know that 1 U.S. gallon is equal to approximately 3,785 milliliters. This conversion is crucial in medication math, as precise dosing often requires converting between different measurement systems, such as gallons, liters, and milliliters.

Thus, when calculating how many milliliters are in a gallon, the accurate conversion clearly indicates that there are 3,785 mL in 1 U.S. gallon, confirming that the answer is correct. Understanding this conversion allows healthcare professionals to accurately measure and administer medications, ensuring patient safety and effective treatment.