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Chem 123 Lab Final Ubc Certification Evaluation 2026 Full Questions And Correct Answers

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CHEM 123 LAB FINAL UBC CERTIFICATION EVALUATION 2026 FULL QUESTIONS AND CORRECT ANSWERS

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CHEM 123 LAB FINAL UBC CERTIFICATION
EVALUATION 2026 FULL QUESTIONS AND
CORRECT ANSWERS

◉ Pipet.
Answer: A ... is a glass vessel calibrated to deliver a precisely known
value of liquid at a given temperature.


◉ (A+B)/2.
Answer: The arithmetic mean of A and B is ...


◉ Objects at Room Temperature.
Answer: In the laboratory we can weigh ...


◉ Volume.
Answer: Density is defined as mass per unit / by ...


◉ False.
Answer: True/False: The number of significant figures is not
important when we record the results of a measurement.


◉ True.

, Answer: True/False: 0.1mg is equal with 0.0001g of mass.


◉ False.
Answer: True/False: The density of water does not change at
different temperatures.


◉ True.
Answer: True/False: You must never use your mouth to fill a pipet.


◉ True.
Answer: True/False: Equipment accuracy is in the form of +/-n (e.g.,
+/-0.2 Degrees Celsius for a thermometer).


◉ Bunsen burner.
Answer: What is this?


◉ Utility clamp.
Answer: What is this?


◉ Test tube.
Answer: What is this?

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