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In this lesson, we will learn how to describe measurement apparatus, compare their uses and precision, and assess their suitability.
Which item of glassware is illustrated below?
A reaction is to be performed in approximately 10 mL of a dry solvent. Which piece of apparatus should be used to measure this volume?
A reaction is to be performed in 100 mL of chloroform stored under air. Which piece of apparatus should
be used to measure this volume?
The diagram illustrates the use of a measuring cylinder to determine the volume of a liquid. From which point should the reading be taken?
A reaction requires 100 mL of an organic solvent. Which item of glassware should be used to measure this solvent volume?
A student uses a micropipet to transfer a liquid to a flask but finds that the weight of the liquid is less than expected. Which of the following is not a
likely cause of the problem?
The rate of a reaction is measured by taking 100-
L samples of the reaction mixture every 5 minutes. Which piece of apparatus should be used to measure this volume?
A reaction requires exactly one equivalent of a viscous liquid reagent. Which piece of apparatus should be used to measure this quantity?
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