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V-1
CHEMISTRY 102
SAMPLE LABORATORY EXAMINATION
The following is an example of the types of questions that you might expect on the laboratory
examination. Answers are given on the last page. You should attempt to answer the questions first
and then check your answers.
You should review the Advance Study Assignments, laboratory lecture information, experiment
reports and quizzes to prepare for this examination.
CHEMISTRY 102
LABORATORY EXAMINATION
MULTIPLE CHOICE:
(1.0)
1.
(Exp L) In an experiment similar to Experiment L, a student started with 12.00 mL of
1.26 M [Ni(H2O)
6
]Cl2, hexaaquanickel(II) chloride, and produced 2.31 g of [Ni(NH3)
6
]Cl2,
hexaamminedichloronickel(II). The percent yield of the reaction was:
a.
34.2%
b.
65.9%
c.
71.6%
d.
81.0%
e.
92.0%
