CHEM 121 LAB - FINAL EXAM: STUDY GUIDE (UNR) EXAM QUESTIONS WITH COMPLETE SOLUTIONS VERIFIED
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Course
CHEM 121
Institution
CHEM 121
CHEM 121 LAB - FINAL EXAM: STUDY GUIDE (UNR) EXAM QUESTIONS WITH COMPLETE SOLUTIONS VERIFIED
An Approximation
Every measurement made in the laboratory is really an ...
Pipet
A ... is a glass vessel calibrated to deliver a precisely known value of liquid at a given temperature.
(A+B)/2
The ...
CHEM 121 LAB - FINAL EXAM: STUDY GUIDE (UNR)
EXAM QUESTIONS WITH COMPLETE SOLUTIONS
VERIFIED
An Approximation
Every measurement made in the laboratory is really an ...
Pipet
A ... is a glass vessel calibrated to deliver a precisely known value of liquid at a given
temperature.
(A+B)/2
The arithmetic mean of A and B is ...
Objects at Room Temperature
In the laboratory we can weigh ...
Volume
Density is defined as mass per unit / by ...
False
True/False: The number of significant figures is not important when we record the
results of a measurement.
True
True/False: 0.1mg is equal with 0.0001g of mass.
False
True/False: The density of water does not change at different temperatures.
True
True/False: You must never use your mouth to fill a pipet.
True
True/False: Equipment accuracy is in the form of +/-n (e.g., +/-0.2 Degrees Celsius for a
thermometer).
Bunsen burner
, What is this?
Utility clamp
What is this?
Test tube
What is this?
Pinchclamp
What is this?
Erlenmeyer flask
What is this?
Beaker
What is this?
Florence flask
What is this?
Graduated cylinder
What is this?
Weighing bottle
What is this?
Clay triangle
What is this?
Medicine dropper
What is this?
Buret
What is this?
Volumetric flask
What is this?
Crucible tongs
What is this?
Funnel
What is this?
Deflagrating spoon
What is this?
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