Course record CEM
CEM 255
Organic Chemistry Laboratory
17,225 grades556 sections10 professors
Grades: 2011–2026
Flunk Score79/100
StrongGrade record
3.83
average GPA across 17,225 grades
99%
A or B
of 17,225 grades
0.6%
D, F or withdrew
of 17,228 enrolled
86.3%
A
14,859
12.5%
B
2,159
0.6%
C
110
0.1%
D
11
0.5%
F
86
0.0%
W
3
A–F are shares of 17,225 letter grades · W is a share of all 17,228 enrolled
How the averages compare
Against other CEM courses, and against the university
- 3.18CEM courses
- 3.30School average
- 3.83CEM 255
Average GPA · Zoomed GPA scale
Lower averageHigher average
Lower averageHigher average
Every term against the 3.83 average
44 terms
Fall 2011Spring 2026
556 sections · 44 terms · Fall 2011 – Spring 2026
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