ACS Gen Chem 2 Final Exam Study Guide with Complete Solutions
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Course
ACS Chemistry
Institution
ACS Chemistry
ACS Gen Chem 2 Final Exam Study
Guide with Complete Solutions
C - ️️ Correct-Where is the hydrophilic (attracted to water) region of the molecule?
(A) Region 1
(B) Region 2
(C) Region 3
(D) The three regions are equally hydrophilic
C - ️️ Correct-Which molecule is most soluble in wat...
D - ✔️✔️Correct-When 100 g of an unknown compound was dissolved in 1.00 kg of
water, the freezing point was lowered by 6.36 degrees C. What is the identity of this
unknown compound?
Kf for water = 1.86 degrees C/m
(A) CsCl
(B) KCl
(C) LiF
(D) NaCl
A - ✔️✔️Correct-Which 0.1 molal aqueous solution will have the lowest freezing point?
(A) Al(NO3)3
(B) CaCl2
(C) C2H5OH
(D) NaCl
B - ✔️✔️Correct-What is the rate law of this reaction?
2H2 (g) + 2NO (g) --> N2 (g) + 2H2O (g)
(A) rate = k[H2]^2 [NO]
(B) rate = k[H2] [NO]^2
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