Johnny Pang
Department of Chemistry and Biochemistry
AD
4.6
Overall Rating
Based on 200 Users
Easiness 3.9 / 5 How easy the class is, 1 being extremely difficult and 5 being easy peasy.
Clarity 4.6 / 5 How clear the class is, 1 being extremely unclear and 5 being very clear.
Workload 3.2 / 5 How much workload the class is, 1 being extremely heavy and 5 being extremely light.
Helpfulness 4.6 / 5 How helpful the class is, 1 being not helpful at all and 5 being extremely helpful.

TOP TAGS

  • Uses Slides
  • Would Take Again
  • Engaging Lectures
GRADE DISTRIBUTIONS
64.6%
53.8%
43.1%
32.3%
21.5%
10.8%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

58.4%
48.7%
38.9%
29.2%
19.5%
9.7%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

51.8%
43.2%
34.5%
25.9%
17.3%
8.6%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

87.9%
73.3%
58.6%
44.0%
29.3%
14.7%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

75.1%
62.6%
50.1%
37.6%
25.0%
12.5%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

44.6%
37.2%
29.8%
22.3%
14.9%
7.4%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

26.7%
22.2%
17.8%
13.3%
8.9%
4.4%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

40.9%
34.1%
27.3%
20.4%
13.6%
6.8%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

35.4%
29.5%
23.6%
17.7%
11.8%
5.9%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

33.3%
27.8%
22.2%
16.7%
11.1%
5.6%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

30.4%
25.3%
20.3%
15.2%
10.1%
5.1%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

32.9%
27.4%
21.9%
16.4%
11.0%
5.5%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

36.4%
30.3%
24.3%
18.2%
12.1%
6.1%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

35.4%
29.5%
23.6%
17.7%
11.8%
5.9%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

40.0%
33.3%
26.6%
20.0%
13.3%
6.7%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

28.7%
23.9%
19.1%
14.4%
9.6%
4.8%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

34.9%
29.1%
23.3%
17.5%
11.6%
5.8%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

44.1%
36.8%
29.4%
22.1%
14.7%
7.4%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

29.9%
24.9%
19.9%
14.9%
10.0%
5.0%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

43.0%
35.8%
28.7%
21.5%
14.3%
7.2%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

39.8%
33.2%
26.5%
19.9%
13.3%
6.6%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

42.7%
35.6%
28.5%
21.3%
14.2%
7.1%
0.0%
A+
A
A-
B+
B
B-
C+
C
C-
D+
D
D-
F

Grade distributions are collected using data from the UCLA Registrar’s Office.

ENROLLMENT DISTRIBUTIONS
Clear marks

Sorry, no enrollment data is available.

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Reviews (155)

3 of 16
3 of 16
Add your review...
Quarter: Winter 2023
Grade: A
Verified Reviewer This user is a verified UCLA student/alum.
March 31, 2023

Professor Pang is probably the best professor I've ever had at UCLA. He's the most caring, understanding, and engaging professor I've ever come across. His lectures are clear and are recorded, so going to them is optional. In terms of coursework, the pre-lab and post-lab reports can be tedious and dull; however, they should take at most 4-5 hours to complete each week. I took this class concurrently with 20B (with Barr of course lol), so it was nice seeing what we were learning being applied. In addition to lab reports, he has one online midterm quiz, one online writing assignment, and an in-person final exam. The midterm quiz wasn't too difficult if you've been paying attention in lecture and being diligent with your lab reports. The online writing assignment wasn't too difficult either since it was sectioned off into 3 sections with staggered deadlines. Overall, this was a fun class to take, and I would definitely retake it.

Grade Breakdown:
Pre-lab reports: 16%
Documentation of lab work: 30%
Lab performance: 8%
Online Writing Assignment: 5%
Midterm Quiz (Online): 9%
In-person final: 32%

Last notes:
-We were required to purchase a paper lab manual from the UCLA bookstore
-He gives numerous optional supplemental practice problems to assist with lab reports (they were also very helpful for the midterm and final)
-The grade breakdown is accurate only for Winter Quarter 2023 and may change based on the professor

Helpful?

0 0 Please log in to provide feedback.
Quarter: Winter 2023
Grade: A
Verified Reviewer This user is a verified UCLA student/alum.
March 30, 2023

The best Asian Dad energy. Take it with 20B if possible, and if you do the work you should get an A. Also you should share the lab manual with someone in a different lab so you don't have to pay as much -- it doesn't seem like you need it for anything besides during the lab and for homework

Helpful?

0 0 Please log in to provide feedback.
Quarter: Winter 2022
Grade: A
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Jan. 7, 2023

Excellent course, Pang is very kind and straight to the point. He is one of my fav professors. I'm also selling an XL lab coat that's flame resistant. Text **********!

Helpful?

0 0 Please log in to provide feedback.
Quarter: Winter 2022
Grade: A
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Verified Reviewer This user is a verified UCLA student/alum.
March 28, 2022

The overall class is pretty easy in terms of what we learn in class. However, the lab reports really depend on your lab partner. A bad partner can kill your GPA even if the grading scheme is very friendly.

Helpful?

0 0 Please log in to provide feedback.
Quarter: Winter 2021
Grade: A
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Verified Reviewer This user is a verified UCLA student/alum.
June 1, 2021

king energy. I mean tbh I barely interacted with him this since he just posted slides with audio, but I know he's a chiller. I mean the labs weren't the most fun thing in the world, but they were solidly easy enough. Just don't procrastinate THAT BAD and you'll be fine.

I think my one word of advice is to try to get an easy TA. You can't know for sure how difficult one is until it's too late, but sometimes it's easy enough to get a sense if they'll be a harsh grader.

Helpful?

0 0 Please log in to provide feedback.
Quarter: Winter 2021
Grade: A
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
April 7, 2021

Pang is an absolute legend. I have never encountered a professor or teacher that gives such clear instructions and expectations, and it's so refreshing. It never once felt like he was asking me a question that he didn't prepare me for which was very nice. At least online, lectures were in the form of a PowerPoint with voice recordings on each slide, and they were good and were very relevant to the homework and lab reports. Online labs are kinda boring, but they were never too annoying because of Pang's great instructions. The workload for this class felt a little high for a 3 unit class, with a week's work being an hour of lecture, about an hour on homework, around 3-4 hours on a lab report, and 1 hour on live zoom with a TA, but it wasn't anything crazy. The midterm and final were basically like long homework assignments. Would definitely recommend. If you can read and follow directions, you will get an A.

Helpful?

0 0 Please log in to provide feedback.
Quarter: Winter 2021
Grade: A
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
April 1, 2021

Honestly I learned more through his lectures than in my actual chem 20B class. If you plan ahead, this class will be easy. A regular week consists of 2 assignments. Some assignments are LONG, like 5-6 hours long. His assignments are easy just time consuming. The tests are fair and open book, I personally got a B and A on the two tests. Great prof and great class. Highly recommend.

Helpful?

0 0 Please log in to provide feedback.
Quarter: Winter 2021
Grade: A
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
March 30, 2021

Pang was excellent! There were a lot of assignments (weekly homework and weekly-ish labs) but they were all pretty straightforward. The lab reports could be time consuming but probably much less than if the class was in person, and they were pretty easy to do. The lectures made so much sense. They should've been review for whatever we learn(ed) in Chem 20B but honestly they taught me everything so much better.

Pang was also SUPER considerate that everything was weird right now, and even extended due dates when they fell on the day of 20B midterm. Super nice guy, good class, I would definitely recommend :)

Helpful?

0 0 Please log in to provide feedback.
Quarter: Winter 2021
Grade: A
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
March 30, 2021

yea he's good

Helpful?

0 0 Please log in to provide feedback.
Quarter: Winter 2021
Grade: A
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
March 30, 2021

Pang is super chill. He's very nice and a super clear and concise teacher. The class is a lot more work than I had anticipated (probably about 8 hours a week outside of class) and graded on accuracy to significant digits. This was a challenge for me as it wasn't something I was used to, but Pang was very fair. The labs are really easy, usually over in 45 minutes, and just a worksheet that wasn't graded. The grade breakdown is 69% hw, participation, and lab reports, 5% writing assignment (easy easy and could get extra credit if you got >16/20), 12% midterm, and 14% final. I would suggest finding someone to check your VLRs and HWs with. This is super helpful in making sure you understand concepts correctly and are getting the same sigfigs. Definitely helped me make sure I understood things well. Other than that, Pang is very clear and helped bc I was overlapping with 20B, kind, and fair. He's not very helpful with late submissions, but if you have a nice TA, they'll give you full credit for late work. But take Pang anyway he's a g.

Helpful?

0 0 Please log in to provide feedback.
Verified Reviewer This user is a verified UCLA student/alum.
Quarter: Winter 2023
Grade: A
March 31, 2023

Professor Pang is probably the best professor I've ever had at UCLA. He's the most caring, understanding, and engaging professor I've ever come across. His lectures are clear and are recorded, so going to them is optional. In terms of coursework, the pre-lab and post-lab reports can be tedious and dull; however, they should take at most 4-5 hours to complete each week. I took this class concurrently with 20B (with Barr of course lol), so it was nice seeing what we were learning being applied. In addition to lab reports, he has one online midterm quiz, one online writing assignment, and an in-person final exam. The midterm quiz wasn't too difficult if you've been paying attention in lecture and being diligent with your lab reports. The online writing assignment wasn't too difficult either since it was sectioned off into 3 sections with staggered deadlines. Overall, this was a fun class to take, and I would definitely retake it.

Grade Breakdown:
Pre-lab reports: 16%
Documentation of lab work: 30%
Lab performance: 8%
Online Writing Assignment: 5%
Midterm Quiz (Online): 9%
In-person final: 32%

Last notes:
-We were required to purchase a paper lab manual from the UCLA bookstore
-He gives numerous optional supplemental practice problems to assist with lab reports (they were also very helpful for the midterm and final)
-The grade breakdown is accurate only for Winter Quarter 2023 and may change based on the professor

Helpful?

0 0 Please log in to provide feedback.
Verified Reviewer This user is a verified UCLA student/alum.
Quarter: Winter 2023
Grade: A
March 30, 2023

The best Asian Dad energy. Take it with 20B if possible, and if you do the work you should get an A. Also you should share the lab manual with someone in a different lab so you don't have to pay as much -- it doesn't seem like you need it for anything besides during the lab and for homework

Helpful?

0 0 Please log in to provide feedback.
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Quarter: Winter 2022
Grade: A
Jan. 7, 2023

Excellent course, Pang is very kind and straight to the point. He is one of my fav professors. I'm also selling an XL lab coat that's flame resistant. Text **********!

Helpful?

0 0 Please log in to provide feedback.
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Verified Reviewer This user is a verified UCLA student/alum.
Quarter: Winter 2022
Grade: A
March 28, 2022

The overall class is pretty easy in terms of what we learn in class. However, the lab reports really depend on your lab partner. A bad partner can kill your GPA even if the grading scheme is very friendly.

Helpful?

0 0 Please log in to provide feedback.
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Verified Reviewer This user is a verified UCLA student/alum.
Quarter: Winter 2021
Grade: A
June 1, 2021

king energy. I mean tbh I barely interacted with him this since he just posted slides with audio, but I know he's a chiller. I mean the labs weren't the most fun thing in the world, but they were solidly easy enough. Just don't procrastinate THAT BAD and you'll be fine.

I think my one word of advice is to try to get an easy TA. You can't know for sure how difficult one is until it's too late, but sometimes it's easy enough to get a sense if they'll be a harsh grader.

Helpful?

0 0 Please log in to provide feedback.
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Quarter: Winter 2021
Grade: A
April 7, 2021

Pang is an absolute legend. I have never encountered a professor or teacher that gives such clear instructions and expectations, and it's so refreshing. It never once felt like he was asking me a question that he didn't prepare me for which was very nice. At least online, lectures were in the form of a PowerPoint with voice recordings on each slide, and they were good and were very relevant to the homework and lab reports. Online labs are kinda boring, but they were never too annoying because of Pang's great instructions. The workload for this class felt a little high for a 3 unit class, with a week's work being an hour of lecture, about an hour on homework, around 3-4 hours on a lab report, and 1 hour on live zoom with a TA, but it wasn't anything crazy. The midterm and final were basically like long homework assignments. Would definitely recommend. If you can read and follow directions, you will get an A.

Helpful?

0 0 Please log in to provide feedback.
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Quarter: Winter 2021
Grade: A
April 1, 2021

Honestly I learned more through his lectures than in my actual chem 20B class. If you plan ahead, this class will be easy. A regular week consists of 2 assignments. Some assignments are LONG, like 5-6 hours long. His assignments are easy just time consuming. The tests are fair and open book, I personally got a B and A on the two tests. Great prof and great class. Highly recommend.

Helpful?

0 0 Please log in to provide feedback.
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Quarter: Winter 2021
Grade: A
March 30, 2021

Pang was excellent! There were a lot of assignments (weekly homework and weekly-ish labs) but they were all pretty straightforward. The lab reports could be time consuming but probably much less than if the class was in person, and they were pretty easy to do. The lectures made so much sense. They should've been review for whatever we learn(ed) in Chem 20B but honestly they taught me everything so much better.

Pang was also SUPER considerate that everything was weird right now, and even extended due dates when they fell on the day of 20B midterm. Super nice guy, good class, I would definitely recommend :)

Helpful?

0 0 Please log in to provide feedback.
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Quarter: Winter 2021
Grade: A
March 30, 2021

yea he's good

Helpful?

0 0 Please log in to provide feedback.
COVID-19 This review was submitted during the COVID-19 pandemic. Your experience may vary.
Quarter: Winter 2021
Grade: A
March 30, 2021

Pang is super chill. He's very nice and a super clear and concise teacher. The class is a lot more work than I had anticipated (probably about 8 hours a week outside of class) and graded on accuracy to significant digits. This was a challenge for me as it wasn't something I was used to, but Pang was very fair. The labs are really easy, usually over in 45 minutes, and just a worksheet that wasn't graded. The grade breakdown is 69% hw, participation, and lab reports, 5% writing assignment (easy easy and could get extra credit if you got >16/20), 12% midterm, and 14% final. I would suggest finding someone to check your VLRs and HWs with. This is super helpful in making sure you understand concepts correctly and are getting the same sigfigs. Definitely helped me make sure I understood things well. Other than that, Pang is very clear and helped bc I was overlapping with 20B, kind, and fair. He's not very helpful with late submissions, but if you have a nice TA, they'll give you full credit for late work. But take Pang anyway he's a g.

Helpful?

0 0 Please log in to provide feedback.
3 of 16
4.6
Overall Rating
Based on 200 Users
Easiness 3.9 / 5 How easy the class is, 1 being extremely difficult and 5 being easy peasy.
Clarity 4.6 / 5 How clear the class is, 1 being extremely unclear and 5 being very clear.
Workload 3.2 / 5 How much workload the class is, 1 being extremely heavy and 5 being extremely light.
Helpfulness 4.6 / 5 How helpful the class is, 1 being not helpful at all and 5 being extremely helpful.

TOP TAGS

  • Uses Slides
    (77)
  • Would Take Again
    (72)
  • Engaging Lectures
    (61)
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