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Sagot :
Option b.Volumetric would be chosen for a precise graduation line in the neck of the flask.
What is a volumetric?
- A volumetric flask (measuring flask or graduated flask) is a piece of laboratory apparatus, a type of laboratory flask, calibrated to contain a precise volume at a certain temperature.
- Volumetric flasks are used for precise dilutions and preparation of standard solutions.
- These flasks are usually pear-shaped, with a flat bottom, and made of glass or plastic.
- The flask's mouth is either furnished with a plastic snap/screw cap or fitted with a joint to accommodate a PTFE or glass stopper.
- The neck of volumetric flasks is elongated and narrow with an etched ring graduation marking.
- The marking indicates the volume of liquid contained when filled up to that point.
- The flask's label also indicates the nominal volume, tolerance, precision class, relevant manufacturing standard and the manufacturer's logo.
- Volumetric flasks are of various sizes, containing from 1 milliliter to 20 liters of liquid.
To know more about volumetric, refer:
https://brainly.com/question/26966633
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