Laboratory Equipment and Measurement

Front

What is a volumetric pipette used for?

Back

A volumetric pipette is used to measure and transfer a precise volume of liquid.

Front

What is the purpose of a watch glass in a laboratory?

Back

A watch glass is used to hold small amounts of solid or liquid, to cover beakers, or to evaporate liquids.

Front

What distinguishes an Erlenmeyer flask from a beaker?

Back

An Erlenmeyer flask has a narrow neck and a conical shape, which allows for easier mixing and reduces the risk of spillage, while a beaker has a wide mouth and is used for holding and mixing larger volumes.

Front

What is the function of a graduated cylinder?

Back

A graduated cylinder is used to measure the volume of a liquid accurately.

Front

What is a volumetric flask used for?

Back

A volumetric flask is used for preparing solutions at a precise volume and concentration.

Front

What is the difference between a graduated pipette and a volumetric pipette?

Back

A graduated pipette can measure and deliver various volumes of liquid, while a volumetric pipette is designed to deliver a single, specific volume.

Front

What is the primary use of a petri dish?

Back

A petri dish is primarily used for culturing microorganisms.

Front

What is the purpose of a Bunsen burner in a laboratory?

Back

A Bunsen burner is used to provide a controlled flame for heating substances.

Front

What is the function of a thermometer in a lab setting?

Back

A thermometer is used to measure the temperature of liquids, gases, or solids.

Front

What is the role of a balance in a laboratory?

Back

A balance is used to measure the mass of substances.