What is 2.5 ounces equal to in mL?
A. 75mL
B. 250mL
C. 50mL
D. 750mL
The Correct Answer and Explanation is :
The correct answer is: A. 75mL
To convert ounces to milliliters, you can use the conversion factor where 1 ounce (oz) is approximately equal to 29.5735 milliliters (mL).
To convert 2.5 ounces to milliliters, you would perform the following calculation:
[
2.5 \, \text{oz} \times 29.5735 \, \text{mL/oz} \approx 73.93 \, \text{mL}
]
When rounding this to two decimal places, you get approximately 73.93 mL, which is closest to option A: 75 mL.
Explanation of the Conversion
Understanding volume conversions is crucial in many fields, especially in cooking, chemistry, and medicine. The fluid ounce is a common unit of volume in the United States, while milliliters are used in most other countries and in scientific contexts.
The conversion factor (1 oz ≈ 29.5735 mL) stems from the definition of the fluid ounce in the U.S. Customary System. Since milliliters are part of the metric system, which is widely used globally, converting ounces to milliliters can help ensure that measurements are accurate, especially when following recipes or dosage instructions in healthcare.
For practical applications, being able to convert these measurements accurately can prevent dosing errors in medication, ensuring patients receive the correct amounts. In cooking, it can make the difference between a successful dish and a culinary failure.
In summary, converting 2.5 ounces to milliliters results in approximately 75 mL, making option A the correct choice. Familiarity with these conversions enhances clarity and safety in various settings, from kitchens to healthcare environments.