Search found 45 matches

by Winzel Payumo 2K
Sun Nov 29, 2020 6:59 pm
Forum: Student Social/Study Group
Topic: Making it through Midterm Results
Replies: 13
Views: 100

Re: Making it through Midterm Results

Is it possible for us to go over which specific questions we got wrong with our TA's? That's usually what helps me study and go over my mistakes but I'm not sure if it's too late by now I think it is possible, but try emailing your TA to be sure! I agree that it's really helpful since this is what ...
by Winzel Payumo 2K
Sun Nov 29, 2020 6:56 pm
Forum: Student Social/Study Group
Topic: Studying for Final Exam
Replies: 34
Views: 79

Re: Studying for Final Exam

I'll be doing the rest of the textbook problems assigned to us to practice for the new topics, then I'll reread my notes and redo some of the problems I struggled with before! I will also try to attend as many workshops as possible and will definitely attend the review sessions that Dr. Lavelle is g...
by Winzel Payumo 2K
Sun Nov 29, 2020 6:51 pm
Forum: Student Social/Study Group
Topic: Happy Thanksgiving!
Replies: 37
Views: 117

Re: Happy Thanksgiving!

We usually travel during Thanksgiving, but due to the pandemic, we decided to just stick with a traditional Thanksgiving dinner!
by Winzel Payumo 2K
Sun Nov 29, 2020 6:51 pm
Forum: General Science Questions
Topic: Finals
Replies: 38
Views: 261

Re: Finals

It will be cumulative, but I was wondering if there's a breakdown of what will be on the test? I know it'll be a mix of everything, but do we have like a percentage of each topic on the test?
by Winzel Payumo 2K
Sun Nov 29, 2020 6:49 pm
Forum: Administrative Questions and Class Announcements
Topic: Chem 14B
Replies: 9
Views: 54

Re: Chem 14B

Lindsey Su 3E wrote:Will lectures without midterms still be recorded? On days we don't have midterms we don't have to watch the lectures right away correct?


The lectures are most likely to be recorded since it says "Online-Recorded" on MyUCLA!
by Winzel Payumo 2K
Sun Nov 22, 2020 7:01 pm
Forum: Student Social/Study Group
Topic: Midterm 2
Replies: 9
Views: 42

Re: Midterm 2

There's no official date, but I think it's safe to say we'll get by Thursday since that's when we got our 1st midterm grade back!
by Winzel Payumo 2K
Sun Nov 22, 2020 7:00 pm
Forum: Electronegativity
Topic: Trick for remembering periodic trends
Replies: 11
Views: 67

Re: Trick for remembering periodic trends

I just saw this right now, but thank you for sharing this! It's really helpful.
by Winzel Payumo 2K
Sun Nov 22, 2020 6:56 pm
Forum: Student Social/Study Group
Topic: How to relax after midterms
Replies: 54
Views: 114

Re: How to relax after midterms

I've tried to plan things to do after taking a test, but I usually just end up taking a nap LOL. After a good nap, I catch up on things I usually do but couldn't due to tests such as TV shows.
by Winzel Payumo 2K
Fri Nov 20, 2020 9:45 am
Forum: Student Social/Study Group
Topic: post midterm 2
Replies: 27
Views: 236

Re: post midterm 2

Thank you! I have my test in 3 hours, so I am definitely nervous! I'm going to take a nap after taking my test since I haven't had the chance to get a good sleep for 2 weeks now due to midterms.
by Winzel Payumo 2K
Sun Nov 15, 2020 3:33 pm
Forum: Administrative Questions and Class Announcements
Topic: Midterm 2 format?
Replies: 9
Views: 45

Re: Midterm 2 format?

Midterm 2 will be multiple choice, just like the last midterm, but this time, it'll have more questions, so each question is worth less points compared to the previous midterm! I'm not sure if it'll be harder since that question is kind of subjective!
by Winzel Payumo 2K
Sun Nov 15, 2020 3:30 pm
Forum: Ionic & Covalent Bonds
Topic: Periodic Table and Equation Sheet
Replies: 11
Views: 32

Re: Periodic Table and Equation Sheet

This is pretty off-topic, but I think I may have missed some information during the discussions... I don't know where to find the given periodic table and equations sheet to print. Can someone point me towards it? Thanks :) You can find it on the tops of the class website under "Constants and ...
by Winzel Payumo 2K
Sun Nov 15, 2020 3:29 pm
Forum: Ionic & Covalent Bonds
Topic: Periodic Table and Equation Sheet
Replies: 11
Views: 32

Re: Periodic Table and Equation Sheet

They are on Dr. Lavelle's website, but I'll provide you direct links to make it easier: Constants and Equations: https://lavelle.chem.ucla.edu/wp-content/supporting-files/Chem14A/constants_equations.pdf Periodic Table: https://lavelle.chem.ucla.edu/wp-content/supporting-files/Chem14A/Periodic_Table_...
by Winzel Payumo 2K
Sun Nov 15, 2020 3:27 pm
Forum: Student Social/Study Group
Topic: Studying Tips
Replies: 23
Views: 86

Re: Studying Tips

One thing I've learned from this class and my previous classes that helps is focusing on practice problems instead of rereading the textbook or notes! Once you understand the concepts, I think it's more important to find as much practice problems as possible and if you get those wrong, make sure to ...
by Winzel Payumo 2K
Sun Nov 15, 2020 3:25 pm
Forum: Student Social/Study Group
Topic: Favorite TV shows
Replies: 142
Views: 491

Re: Favorite TV shows

I recommend The 100 if you're into dystopian shows, One Day at a Time if you're into comedy-drama, and Avatar: The Last Airbender and The Legend of Korra, which I would say are two of the best shows out there and you really can't compare them to any show!
by Winzel Payumo 2K
Sun Nov 08, 2020 5:34 pm
Forum: Administrative Questions and Class Announcements
Topic: Taking Bio and Chem simultaneously
Replies: 26
Views: 98

Re: Taking Bio and Chem simultaneously

From what I've heard, you need to have good time management to do this since both classes have heavy reading! Since I think I've got the hang of balancing my classes, I will be doing this next quarter since I think it's good practice. For the next few years, we would have to take heavy classes toget...
by Winzel Payumo 2K
Sun Nov 08, 2020 5:30 pm
Forum: Student Social/Study Group
Topic: Studying From Home
Replies: 91
Views: 297

Re: Studying From Home

What I've doing is I set this certain space as my study area. I don't do anything there but study, so when I go there, I can be productive! Recently, I also joined Discord productivity servers to hold me accountable, so I recommend searching it up and trying it out!
by Winzel Payumo 2K
Sun Nov 08, 2020 5:27 pm
Forum: Administrative Questions and Class Announcements
Topic: MIDTERM 2 Textbook Sections
Replies: 6
Views: 38

Re: MIDTERM 2 Textbook Sections

According to my TA, the midterm will cover 1D-2D for sure, and 3F.4 and 3F.5 are still tentative!
by Winzel Payumo 2K
Sun Nov 08, 2020 5:23 pm
Forum: Student Social/Study Group
Topic: grade worries
Replies: 102
Views: 633

Re: grade worries

Hey all! I was just wondering if anyone else is starting to think about grades. I know we've only had one midterm so far, but I've been thinking about what my final grade would be and what I should aim for for my next few tests. Is anyone else in the same boat as me? Hi! I'm also in the same boat a...
by Winzel Payumo 2K
Thu Nov 05, 2020 11:13 am
Forum: *Shrodinger Equation
Topic: Midterm Scores
Replies: 30
Views: 264

Re: Midterm Scores

Jordan_OBrien_2k wrote:
Eunice_Castro_1G wrote:The scores will be released on Thursday. Hope this helps!


Thank you!! I was wondering what day..do we know what time the midterm scores are coming out today by any chance?


His email said midday, so I'm assuming it'll be out in an hour!
by Winzel Payumo 2K
Mon Nov 02, 2020 11:39 am
Forum: Administrative Questions and Class Announcements
Topic: Chem 14B Enrollment
Replies: 27
Views: 242

Re: Chem 14B Enrollment

At first, I thought enrolling in Chem 14B during my second pass would be smart since Dr. Lavelle accepts people from the waitlist and looking at my class planner, it seems like there are some spaces open for Chem 14A too, so I'm hoping that would hold the same for Chem 14B. However, we cannot be cer...
by Winzel Payumo 2K
Sun Nov 01, 2020 3:23 pm
Forum: Photoelectric Effect
Topic: Sapling Problem #25
Replies: 4
Views: 31

Re: Sapling Problem #25

To get the velocity of the electron, use de Broglie's equation (λ = h/mv). Once you get the velocity, you can now use the KE = 1/2mv^2 to find the energy of the electron!
by Winzel Payumo 2K
Sat Oct 31, 2020 11:17 pm
Forum: SI Units, Unit Conversions
Topic: Sapling down?
Replies: 2
Views: 22

Re: Sapling down?

It says that the maintenance will run from 4:30 AM - 8:30 AM PST, so you should have plenty of time to finish tomorrow!
by Winzel Payumo 2K
Sat Oct 31, 2020 11:16 pm
Forum: Student Social/Study Group
Topic: Halloween!!!
Replies: 54
Views: 225

Re: Halloween!!!

Happy Halloween!
I was in the mood to just sit down and rewatch TV shows instead of going out this year, and I honestly needed that time to relax so it was a fun day! I also finished my homework for this class once I was contented enough with the amount of rest I got.
by Winzel Payumo 2K
Sat Oct 31, 2020 4:22 pm
Forum: Administrative Questions and Class Announcements
Topic: Chemistry Modules
Replies: 7
Views: 47

Re: Chemistry Modules

I found the modules super helpful and I used them as a guide to know which topics I need to work on, so it's really sad there won't be modules anymore, but I understand that they can be quite time consuming to manage and Dr. Lavelle offers a lot more resources that are just as helpful, so I'm glad w...
by Winzel Payumo 2K
Fri Oct 30, 2020 5:34 pm
Forum: Bohr Frequency Condition, H-Atom , Atomic Spectroscopy
Topic: sapling #6
Replies: 2
Views: 43

Re: sapling #6

I got a n=5 instead of 6, but what I did is first, I solved for the wavelength when it went from n=5 (n=6 in your case) to n=4 (n=5 for you). When I plugged those into Rydberg's equation, i was able to get my frequency, and by using c = λν, I was able to get the wavelength for that scenario and conv...
by Winzel Payumo 2K
Fri Oct 30, 2020 2:16 pm
Forum: Student Social/Study Group
Topic: How to relax
Replies: 97
Views: 384

Re: How to relax

When I'm not busy, which is pretty rare nowadays haha, I like watching TV shows/movies I haven't watched and play video games! However, I haven't done these in a while since I tend to fall asleep right after doing my work.
by Winzel Payumo 2K
Tue Oct 27, 2020 11:42 pm
Forum: Administrative Questions and Class Announcements
Topic: Way to search posts for similarity?
Replies: 9
Views: 65

Re: Way to search posts for similarity?

I usually just put a keyword that I know would pop up and where the assignment was from (Sapling, textbook, module etc). For example, if I needed help with a certain Sapling question, I search up "sapling _____" with the _____ being a unique keyword from the question.

Hope that helps!
by Winzel Payumo 2K
Thu Oct 22, 2020 7:17 pm
Forum: SI Units, Unit Conversions
Topic: HW Question 1B. 21 Do we need to know the conversion between meters and miles?
Replies: 4
Views: 28

Re: HW Question 1B. 21 Do we need to know the conversion between meters and miles?

I'm pretty sure that Dr. Lavelle mentioned that he does not expect us to memorize conversions and constants, so it'll be provided for us if needed!
by Winzel Payumo 2K
Thu Oct 22, 2020 7:15 pm
Forum: Student Social/Study Group
Topic: Midterm study
Replies: 5
Views: 22

Re: Midterm study

It is a good idea to review the modules since they're great practice, but I don't think rereading the textbook is ideal, but that is just my preference! I think it's better to just read your notes if you took some and do the practice problems Dr. Lavelle listed. If it seems like there are problems y...
by Winzel Payumo 2K
Wed Oct 21, 2020 11:10 pm
Forum: Administrative Questions and Class Announcements
Topic: Exam
Replies: 7
Views: 71

Re: Exam

Jamie Wang 3G wrote:^^ Did he say graphing was fine in his office hours? I'm currently in a different country and its hard to find a scientific one here.


For my TA, he said that graphing calculators are fine as long as they're not the ones that can store information!
by Winzel Payumo 2K
Wed Oct 21, 2020 9:21 pm
Forum: Photoelectric Effect
Topic: Do we need to know about the Paschen or Brackett series for midterm 1?
Replies: 7
Views: 83

Re: Do we need to know about the Paschen or Brackett series for midterm 1?

I think it's only useful to know the lowest energy for Paschen (n=3) and Brackett (n=4) for now since it wasn't really focused on!
by Winzel Payumo 2K
Wed Oct 21, 2020 9:10 pm
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: Problem 1D.13
Replies: 4
Views: 23

Re: Problem 1D.13

I am not sure where you got 2 from, but the answer is indeed 7 based on the answer key at the end of the textbook!
by Winzel Payumo 2K
Fri Oct 16, 2020 8:42 pm
Forum: Student Social/Study Group
Topic: How do you study?
Replies: 19
Views: 116

Re: How do you study?

Hi Nicolette! I did the CSI program this summer, so I was able to adjust to the pace of college before the regular school year. With that, I was able to come up with study habits that I didn't have in high school. What I do now is I always make sure to list down all of the things I need to do for th...
by Winzel Payumo 2K
Fri Oct 16, 2020 8:33 pm
Forum: Properties of Light
Topic: Question regarding webcam
Replies: 8
Views: 78

Re: Question regarding webcam

Technically, you only need to show your workspace. My TA said showing your face is not necessary. However, to answer your question, if you're using a second device (assuming you don't have a webcam), you're opening Zoom using that second device, which is pointed to your workspace, and the device you...
by Winzel Payumo 2K
Wed Oct 14, 2020 11:53 am
Forum: Significant Figures
Topic: Sig Fig Process
Replies: 13
Views: 103

Re: Sig Fig Process

I learned that waiting until the end to apply sig figs to your final answer only. If you get a number with a long decimal, you don't really have to copy all of them down, just as long as you have a good amount for your answer in the end to be more accurate!
by Winzel Payumo 2K
Tue Oct 13, 2020 10:51 pm
Forum: Properties of Light
Topic: 1A.7b
Replies: 1
Views: 17

1A.7b

1A.7b When an electron beam strikes a block of copper, x-rays with a frequency of 2.0 3 1018 Hz are emitted. What is the wavelength (in picometers) of these x-rays? When I did this problem, I got 150 pm, which was almost the same one from the solution manual, but instead of pm, it was 150 nm. The qu...
by Winzel Payumo 2K
Tue Oct 13, 2020 2:06 pm
Forum: Properties of Light
Topic: video modules
Replies: 10
Views: 66

Re: video modules

The modules are not mandatory, but I highly recommend doing them! It really helps you realize what you know and what you need to work on.
by Winzel Payumo 2K
Mon Oct 12, 2020 12:05 pm
Forum: Accuracy, Precision, Mole, Other Definitions
Topic: Rounding when the last digit is 5
Replies: 6
Views: 60

Re: Rounding when the last digit is 5

I just heard of this rule last week, so it's a little weird for me to use, but since that rule is on his website, I'd recommend using it for now! Maybe we can ask our TAs or anyone who may know just to be sure.
by Winzel Payumo 2K
Wed Oct 07, 2020 1:33 pm
Forum: Molarity, Solutions, Dilutions
Topic: Sapling Week 1 HW_problem #9
Replies: 9
Views: 110

Re: Sapling Week 1 HW_problem #9

To determine the molecular formula, you find the molar mass of your empirical formula then divide that number by 110g/mol (molar mass that was given to you). Then, you multiply the quotient from that to your empirical formula, which would give you your molecular formula. If you need help starting th...
by Winzel Payumo 2K
Wed Oct 07, 2020 1:21 pm
Forum: Molarity, Solutions, Dilutions
Topic: Sapling Week 1 HW_problem #7
Replies: 5
Views: 57

Re: Sapling Week 1 HW_problem #7

I got different numbers for this problem, but I used the same steps that you described when I did my homework and got the right answer!
by Winzel Payumo 2K
Wed Oct 07, 2020 1:13 pm
Forum: Empirical & Molecular Formulas
Topic: Sapling Homework 1 Question 9
Replies: 8
Views: 84

Re: Sapling Homework 1 Question 9

According to the law of conservation of mass, mass is neither created nor destroyed in chemical reactions. So with that information, I started calculating for the mass of carbon present in 2.275g CO2. That is then the amount of carbon in 1.000g caproic acid. Then, I calculated the mass of H in 0.929...
by Winzel Payumo 2K
Wed Oct 07, 2020 12:59 pm
Forum: Limiting Reactant Calculations
Topic: M.9 Clarification
Replies: 8
Views: 64

Re: M.9 Clarification

Also, another related question specifically for M.9 From what I could find online, sodium hydroxide is listed as OH^- Is this correct? I would think it would be NaOH but there is no sodium in this molecule. I'm probably just missing something since I haven't taken chemistry since sophomore year, bu...
by Winzel Payumo 2K
Wed Oct 07, 2020 12:57 pm
Forum: Limiting Reactant Calculations
Topic: M.9 Clarification
Replies: 8
Views: 64

Re: M.9 Clarification

I had the same question, Lisa. I had to look up the formula for each compound because I was having trouble determining it solely from the name. I know that the (II) means a positive charge of 2, but I'm not sure what to do with that information. I'm not sure if we need to know how to determine the ...
by Winzel Payumo 2K
Mon Oct 05, 2020 11:01 am
Forum: Administrative Questions and Class Announcements
Topic: Advice from a Medical Student [ENDORSED]
Replies: 226
Views: 116479

Re: Advice from a Medical Student [ENDORSED]

Thank you so much for sharing this! I decided to take this class because I've heard that Dr. Lavelle's students leave this course well-prepared for things such as the MCAT, and hearing this be verified by his past student here is very reassuring, so once again, thank you!
by Winzel Payumo 2K
Mon Oct 05, 2020 10:52 am
Forum: Molarity, Solutions, Dilutions
Topic: Question about Mass%
Replies: 14
Views: 141

Re: Question about Mass%

He did use 8.00g at first and got the mass % composition with that, but he's also showing a different way to calculate the problem just in case we were only given a percentage . If it's a percentage, the easiest way to approach it is by imagining the sample mass as 100. g since your percentage and g...

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