10:20 Exam II Key Spring 2017

Pink, v1 Question Blue, v2 Yellow, v3
6 pts each unless noted 6 pts each unless noted 6 pts each unless noted
D 1 C A = 3PTS
A 2 C B
A 3 E E
A 4 A A
A (C=3 PTS) 5 A (D=3 PTS) C
A 6 C B
B 7 B = 3 PTS D
A (D=3 PTS) 8 A D
D 9 B C (D=3 PTS)
C 10 B A
B 11 D E
A = 3PTS 12 A E
D 13 B A
A 14 E C (B=3 PTS)
B 15 A A
C 16 C (E=3 PTS) A

TOTAL MULTIPLE CHOICE POINTS = (15 x 6) = 90 PTS + (1 x 3) = 93
It will be easier to count the points you earned on each question.
Score =( # of 6pt questions totally correct x 6) + (3pt if you got the 3-pt question +partial credit)

SHORT ANSWER (7 pts total) See a complete solution and point allocation in the glass cases outside room 123. (ICE table to K expression, then square root to x value to concentration) 1/2 pt sig fig, 1.5pt ice table, 1 pt K expression or its use, 1 pt plug in equil amts into K, 1 pt square root both sides, 1 pt for x value, 1 pt equil conc.

Pink, v1 Blue, v2 Yellow, v3
[CH4] = [CCL4]= 0.212M [H2] = [I2]= 0.067M [N2] =[O2]= 0.292M

[CH2Cl2] = 0.0655M

[HI] = 0.501M [NO]= 0.033M