Fall Semester 2023 Final Review #1

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

• Measuring temperature

• Heating chemicals

• Transferring liquids

• Protecting eyes

What is the primary function of an electronic balance?

• Measuring volume

• Heating chemicals

• Quick and accurate massing

• Transferring liquids

Which piece of laboratory equipment is commonly used to hold liquids during reactions and preparing solutions?

• crucible

• Erlenmeyer flask

• Volumetric flask

• striker

What protective gear should be worn to safeguard your eyes in a laboratory setting?

• Gloves

• Goggles

• Apron

• Hair tie

What is the primary purpose of wearing gloves during a lab experiment?

• To protect your skin from chemicals and hazardous substances

• To avoid allergic reactions to latex

• To prevent hair from falling onto chemicals

• To keep your hands clean

What is the function of a fume hood in a laboratory?

• To provide additional lighting

• To regulate room temperature

• To prevent spills

• To remove volatile and potentially harmful substances from the air

What does MSDS stand for in laboratory safety?

• Material Safety Data Sheet

• Multi-purpose Safety Directive System

• Medical Safety Device Standard

• Mandatory Safety Data and Standards

What is the purpose of wearing a chemical apron during lab work?

• To prevent chemicals from splashing on your clothes

• To add an extra layer of clothing

• To keep your clothes warm

• To keep your clothes stylish

What should you do if you see chipped glassware in the lab?

• Use it carefully

• Try to repair it with tape

• Continue using it

• Do not use it and inform your instructor

Heating Use a clamp or tongs to pick up hot glassware. Do not touch hot objects with your bare hands.

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