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This experiment was constructed to center around calibration of Class A volumetric glassware. Calibrating glassware was necessary in order to get an accurate measurement of the quantity contained or dispensed by the piece of volumetric equipment.
Jun 17, 2023 · Use various volumetric glassware. Use the density formula. Determine which volumetric glassware contains or delivers the most accurate volume. Determine the percent error. 1.2 Background. During the semester in the general chemistry lab, you will encounter various pieces of laboratory glassware.
Calibration of glassware is one of the most effective ways to decrease systematic error. Although errors are likely to always be present, a good chemist will use many methods to reduce the likelihood of errors, especially systematic errors that may skew the results of the experiment. 3.
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May 21, 2020 · 1. Calibration of Volumetric Glassware An important trait of a good analyst is the ability to extract the best possible data from his or her equipment. For this purpose, it is desirable to calibrate your own volumetric glassware (burets, pipets, flasks, etc.) to measure the exact volumes delivered or contained. This experiment also promotes ...
Do you use a volumetric flask or an Erlenmeyer? The analytical balance or a top-loader? What about pipettes? Choosing the right equipment is the first step in a successful experiment. You need precise measurements at each step because small errors can add up quickly.
Jun 21, 2024 · Volumetric glassware, mechanical pipettes, and balances are used in many analytical laboratories, including those doing food analysis. The use of this glassware and equipment must be mastered to help ensure accurate and precise results.
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This technical report reviews measurements of mass and volume, including a review of the SI for mass, length, and amount of substance; principles of mass measurement; calibration of masses and glassware; gravimetry; volumetry; and titrimetry.
