Podcast
Questions and Answers
Which laboratory equipment is primarily used for measuring small volumes of liquid with high accuracy?
Which laboratory equipment is primarily used for measuring small volumes of liquid with high accuracy?
- Beaker
- Erlenmeyer flask
- Pipette (correct)
- Test tube
What is the primary function of a Bunsen burner in a laboratory setting?
What is the primary function of a Bunsen burner in a laboratory setting?
- To hold liquids during heating
- To provide a concentrated source of flame for heating substances (correct)
- To mix solutions thoroughly
- To measure temperature
When using a graduated cylinder, what is the safest way to ensure an accurate measurement?
When using a graduated cylinder, what is the safest way to ensure an accurate measurement?
- Inverting it to check for air bubbles
- Reading at eye level to avoid parallax error (correct)
- Filling it to the brim for maximum volume
- Using it only for non-corrosive liquids
Which safety measure is most critical when handling sharp laboratory equipment such as scissors or scalpels?
Which safety measure is most critical when handling sharp laboratory equipment such as scissors or scalpels?
What is the primary purpose of a crucible in laboratory settings?
What is the primary purpose of a crucible in laboratory settings?