Laboratory Tool Talk

What are the function of goggles?

• Protects the eyes from flying objects or chemical splashes; must be worn at all times in the lab.

• Used to dispense chemicals from a larger container.

• Used to mix substances (gently!).

• Used to dispense chemicals from a larger container.

What's the name of this lab tool?

• Erlenmeyer Flask

• Beaker

• Test Tube

• Graduated Cylinder

Select all the proper laboratory safe goggles

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Select all that apply: You need to measure out the mass of 1 gram of salt. What equipment will you need?

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Identify the electronic balance.

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Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the function of a beaker?

• Used to hold substances being weighed

• A small glass container used to view chemical reactions or to hold or heat small amounts of a substance.

• A wide-mouthed container used to transport, heat, or store substances.

• A narrow-mouthed container used to transport, heat or store substances; often used when a stopper is required.

Select all that apply: You want to measure out 70 mL of acidic solution. What lab materials will you need to accomplish this?

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What are Beral Pipets used for?

• Used to dispense a very small amount of a liquid.

• Used to measure volume very precisely.

• Used to mix substances (gently!)

What makes graduated cylinders and beakers different from each other?

• Graduated cylinders are used to accurately measure substances while beakers cannot

• Graduated cylinders cannot be used to transport substances

• Beakers store substances while graduated cylinders cannot

• Graduated cylinders and beakers have the same functions, but different shapes

Select all that apply: You need to create a solution of water and salt. What could you use to stir this solution?

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