Schools / University of California, Santa Barbara
CHEM 109C
Winter 2010 – Summer 2026 (55 terms) · 11,320 students · Source:
The curve
Share of all students who received each grade, all terms combined.
33.3%
of students got an A
0.0% withdrew
A rate by term
Share of students who got an A in each term the course ran.
By term, newest first
ABCDFWOther
TermStudentsA rate / distributionGPASource
Summer 2026107
27.1%
—University of California, Santa Barbara grade distribution file, Winter 2026, Spring 2026, Summer 2026Spring 2026366
35.2%
—University of California, Santa Barbara grade distribution file, Winter 2026, Spring 2026, Summer 2026Fall 2025212
21.2%
—University of California, Santa Barbara grade distribution file, Winter 2025, Spring 2025, Summer 2025, Fall 2025Summer 2025108
12.0%
—University of California, Santa Barbara grade distribution file, Winter 2025, Spring 2025, Summer 2025, Fall 2025Spring 2025416
28.4%
—University of California, Santa Barbara grade distribution file, Winter 2025, Spring 2025, Summer 2025, Fall 2025Fall 2024210
12.4%
—University of California, Santa Barbara grade distribution file, Winter 2024, Spring 2024, Summer 2024, Fall 2024Summer 202473
15.1%
—University of California, Santa Barbara grade distribution file, Winter 2024, Spring 2024, Summer 2024, Fall 2024Spring 2024448
43.5%
—University of California, Santa Barbara grade distribution file, Winter 2024, Spring 2024, Summer 2024, Fall 2024Fall 2023166
15.1%
—University of California, Santa Barbara grade distribution file, Winter 2023, Spring 2023, Summer 2023, Fall 2023Summer 202361
16.4%
—University of California, Santa Barbara grade distribution file, Winter 2023, Spring 2023, Summer 2023, Fall 2023Spring 2023418
54.5%
—University of California, Santa Barbara grade distribution file, Winter 2023, Spring 2023, Summer 2023, Fall 2023Winter 202329
13.8%
—University of California, Santa Barbara grade distribution file, Winter 2023, Spring 2023, Summer 2023, Fall 2023Fall 202282
34.1%
—University of California, Santa Barbara grade distribution file, Winter 2022, Spring 2022, Summer 2022, Fall 2022Summer 202277
23.4%
—University of California, Santa Barbara grade distribution file, Winter 2022, Spring 2022, Summer 2022, Fall 2022Spring 2022440
47.3%
—University of California, Santa Barbara grade distribution file, Winter 2022, Spring 2022, Summer 2022, Fall 2022Fall 202155
14.5%
—University of California, Santa Barbara grade distribution file, Winter 2021, Spring 2021, Summer 2021, Fall 2021Summer 202180
11.3%
—University of California, Santa Barbara grade distribution file, Winter 2021, Spring 2021, Summer 2021, Fall 2021Spring 2021675
69.9%
—University of California, Santa Barbara grade distribution file, Winter 2021, Spring 2021, Summer 2021, Fall 2021Fall 202097
37.1%
—University of California, Santa Barbara grade distribution file, Winter 2020, Spring 2020, Summer 2020, Fall 2020Summer 2020162
18.5%
—University of California, Santa Barbara grade distribution file, Winter 2020, Spring 2020, Summer 2020, Fall 2020Spring 2020567
70.7%
—University of California, Santa Barbara grade distribution file, Winter 2020, Spring 2020, Summer 2020, Fall 2020Fall 2019171
21.1%
—University of California, Santa Barbara grade distribution file, Winter 2019, Spring 2019, Summer 2019, Fall 2019Summer 2019103
13.6%
—University of California, Santa Barbara grade distribution file, Winter 2019, Spring 2019, Summer 2019, Fall 2019Spring 2019429
40.1%
—University of California, Santa Barbara grade distribution file, Winter 2019, Spring 2019, Summer 2019, Fall 2019Fall 2018168
36.3%
—University of California, Santa Barbara grade distribution file, Winter 2018, Spring 2018, Summer 2018, Fall 2018Summer 201899
14.1%
—University of California, Santa Barbara grade distribution file, Winter 2018, Spring 2018, Summer 2018, Fall 2018Spring 2018422
24.2%
—University of California, Santa Barbara grade distribution file, Winter 2018, Spring 2018, Summer 2018, Fall 2018Fall 2017169
40.2%
—University of California, Santa Barbara grade distribution file, Winter 2017, Spring 2017, Summer 2017, Fall 2017Summer 201797
12.4%
—University of California, Santa Barbara grade distribution file, Winter 2017, Spring 2017, Summer 2017, Fall 2017Spring 2017394
27.9%
—University of California, Santa Barbara grade distribution file, Winter 2017, Spring 2017, Summer 2017, Fall 2017Fall 2016178
20.8%
—University of California, Santa Barbara grade distribution file, Winter 2016, Spring 2016, Summer 2016, Fall 2016Summer 201686
11.6%
—University of California, Santa Barbara grade distribution file, Winter 2016, Spring 2016, Summer 2016, Fall 2016Spring 2016439
21.6%
—University of California, Santa Barbara grade distribution file, Winter 2016, Spring 2016, Summer 2016, Fall 2016Winter 201682
22.0%
—University of California, Santa Barbara grade distribution file, Winter 2016, Spring 2016, Summer 2016, Fall 2016Fall 2015148
25.0%
—University of California, Santa Barbara grade distribution file, Winter 2015, Spring 2015, Summer 2015, Fall 2015Summer 2015120
12.5%
—University of California, Santa Barbara grade distribution file, Winter 2015, Spring 2015, Summer 2015, Fall 2015Spring 2015536
18.1%
—University of California, Santa Barbara grade distribution file, Winter 2015, Spring 2015, Summer 2015, Fall 2015Winter 201551
13.7%
—University of California, Santa Barbara grade distribution file, Winter 2015, Spring 2015, Summer 2015, Fall 2015Fall 2014129
35.7%
—University of California, Santa Barbara grade distribution file, Winter 2014, Spring 2014, Summer 2014, Fall 2014Summer 2014116
19.0%
—University of California, Santa Barbara grade distribution file, Winter 2014, Spring 2014, Summer 2014, Fall 2014Spring 2014502
26.1%
—University of California, Santa Barbara grade distribution file, Winter 2014, Spring 2014, Summer 2014, Fall 2014Winter 201448
25.0%
—University of California, Santa Barbara grade distribution file, Winter 2014, Spring 2014, Summer 2014, Fall 2014Fall 2013100
21.0%
—University of California, Santa Barbara grade distribution file, Winter 2013, Spring 2013, Summer 2013, Fall 2013Summer 2013122
21.3%
—University of California, Santa Barbara grade distribution file, Winter 2013, Spring 2013, Summer 2013, Fall 2013Spring 2013434
35.0%
—University of California, Santa Barbara grade distribution file, Winter 2013, Spring 2013, Summer 2013, Fall 2013Winter 201350
54.0%
—University of California, Santa Barbara grade distribution file, Winter 2013, Spring 2013, Summer 2013, Fall 2013Fall 201275
21.3%
—University of California, Santa Barbara grade distribution file, Winter 2012, Spring 2012, Summer 2012, Fall 2012Summer 201292
17.4%
—University of California, Santa Barbara grade distribution file, Winter 2012, Spring 2012, Summer 2012, Fall 2012Spring 2012348
36.2%
—University of California, Santa Barbara grade distribution file, Winter 2012, Spring 2012, Summer 2012, Fall 2012Winter 201267
11.9%
—University of California, Santa Barbara grade distribution file, Winter 2012, Spring 2012, Summer 2012, Fall 2012Fall 201197
20.6%
—University of California, Santa Barbara grade distribution file, Winter 2011, Spring 2011, Summer 2011, Fall 2011Summer 201183
19.3%
—University of California, Santa Barbara grade distribution file, Winter 2011, Spring 2011, Summer 2011, Fall 2011Spring 2011389
41.1%
—University of California, Santa Barbara grade distribution file, Winter 2011, Spring 2011, Summer 2011, Fall 2011By instructor, highest A rate first
ABCDFWOther
Terms taught
10 instructors. Select a name's terms to see each term separately.