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Exam (elaborations)
Acs Gen Chem 2 Final Exam Study Guide With Latest Update
Acs Gen Chem 2 Final Exam Study Guide With Latest Update
Exam (elaborations)
ACS Gen Chem 2 Final Exam Study Guide
C - Answer- 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 - Answer- Which molecule is most soluble in water? 
 
 
D - Answer- A solution of NaCl in water has a concentration of 20.5% by mass. What is the molal concentration of the solution? 
 
Molar Mass NaCl = 58.44 g/mol 
 
(A) 0.205 m 
(B) 0.258 m 
(C) 3.51 m 
(D) 4.41 m 
 
B - Answer- What is the mole fraction of water ...