Multiple Choice
Which of the following laboratory procedures is most appropriately performed in an Erlenmeyer flask?
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4. BONUS: Lab Techniques and Procedures
Laboratory Materials
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Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
Which piece of laboratory equipment is most useful for heating substances at a constant temperature?
A
Hot plate
B
Beaker tongs
C
Bunsen burner
D
Test tube rack
Verified step by step guidance1
Understand the purpose of each piece of laboratory equipment listed: a hot plate, beaker tongs, Bunsen burner, and test tube rack.
Recognize that a hot plate is designed to provide a controlled and consistent heat source, allowing substances to be heated at a constant temperature.
Know that a Bunsen burner produces an open flame, which can be difficult to regulate precisely and may cause temperature fluctuations.
Identify that beaker tongs are used for safely handling hot containers, not for heating substances themselves.
Understand that a test tube rack is used to hold test tubes upright and does not provide any heating function.
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