1. Which of the following is an example of a piece of equipment
used for measuring mass in the laboratory?
A) Graduated cylinder
B) Bunsen burner
C) Analytical balance
D) Microscope
Answer: C) Analytical balance
Rationale: An analytical balance is a device used to accurately
measure the mass of an object or substance in the laboratory.
2. True or False: The Meniscus is the curve seen in a graduated
cylinder when measuring volume, which should be read at the
bottom for precise measurements.
Answer: False
Rationale: The meniscus is the curve seen in a graduated cylinder
when measuring volume, which should be read at eye level for
precise measurements.
3. Which of the following units is commonly used to measure
volume in the laboratory?
A) Gram
B) Liter
C) Meter
D) Celsius
Answer: B) Liter
Rationale: The liter is a unit commonly used to measure volume
in the laboratory.
4. Which of the following is an example of a safety precaution to
take when working with equipment in the laboratory?
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