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Lab Equipment and Uses

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Questions and Answers

What is the primary purpose of a wire gauze in a laboratory?

To provide a place to stand a beaker (correct)
To transfer small volumes of liquid
To identify acids and bases
To provide a stable, elevated platform for reactions

What is the function of red litmus paper in a laboratory?

To measure and deliver exact volumes of liquids
To cut glass rods
To provide a surface for semi-micro scale experiments
To identify acids (correct)

When are gas collecting bottles commonly used in a laboratory setting?

To provide a stable, elevated platform for reactions
To dispense solid chemicals from their containers
When large volumes of gases are produced and must be collected by the displacement of water (correct)
To transfer small volumes of liquid

What is the purpose of a Mohr pipet in a laboratory?

To measure and deliver exact volumes of liquids (D) Signup and view all the answers

What is the primary use of an evaporating dish?

For the heating of stable solid compounds and elements (C) Signup and view all the answers

When should distilled water be used in a wash bottle?

Always, as it is the only liquid that should be used (B) Signup and view all the answers

What is the purpose of utility clamps in the laboratory?

To secure test tubes, distillation columns, and burets to the ringstand (D) Signup and view all the answers

What is the main function of crucible tongs?

For handling hot crucibles (B) Signup and view all the answers

What lab equipment would be most appropriate for holding liquids that may release gases during a reaction?

Erlenmeyer Flask (D) Signup and view all the answers

Which lab equipment is used for manually stirring solutions?

Glass Stir Rod (B) Signup and view all the answers

What is the purpose of a test tube holder in a laboratory?

To hold a test tube which is too hot to handle (B) Signup and view all the answers

Which lab equipment should be used when performing many small scale reactions at one time?

Spot Plates (D) Signup and view all the answers

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