## Search found 63 matches

Sun Jan 17, 2021 5:53 pm
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Ice Box Method
Replies: 14
Views: 37

### Re: Ice Box Method

If the concentration increases that is a positive x, but if it decreases then it is a -x.
Sun Jan 17, 2021 5:53 pm
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Picking answer from quadratic solutions
Replies: 12
Views: 44

### Re: Picking answer from quadratic solutions

Whichever x value is smaller than the initial concentration is the one you will use.
Sun Jan 17, 2021 5:51 pm
Forum: Equilibrium Constants & Calculating Concentrations
Topic: ICE Box Polynomials
Replies: 5
Views: 16

### Re: ICE Box Polynomials

I highly doubt we will be tested on those since there has been a lack of problems like that on sapling.
Sun Jan 17, 2021 5:47 pm
Forum: Student Social/Study Group
Topic: Comfort Movies
Replies: 104
Views: 233

### Re: Comfort Movies

My comfort movie would probably be either She’s All That, the entire Harry Potter Series, or Someone Great. I know these are different in many ways but they all feel comforting when I am stressed or upset.
Sun Jan 17, 2021 5:45 pm
Forum: Equilibrium Constants & Calculating Concentrations
Topic: shifts left or right
Replies: 20
Views: 41

### Re: shifts left or right

The shift indicates which side is favored (product or reactants).
Sun Jan 17, 2021 5:44 pm
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Sapling Week 1 and 2 #9
Replies: 5
Views: 26

### Re: Sapling Week 1 and 2 #9

You’ll first use the original amounts to find the equilibrium constant, then set up an ICE table to solve for x with the added concentration. From there you will find the new equilibrium constant.
Sun Jan 17, 2021 5:42 pm
Forum: Ideal Gases
Topic: Inverse Kc
Replies: 23
Views: 49

### Re: Inverse Kc

The inverse is used when you have a reaction with the correct compounds but the reactant or product is on the wrong side.
Sun Jan 17, 2021 5:41 pm
Forum: Administrative Questions and Class Announcements
Topic: Accessing the E-textbook [ENDORSED]
Replies: 103
Views: 7121

### Re: Accessing the E-textbook[ENDORSED]

The e textbook will take the least amount of time to access so I recommend getting that one.
Sun Jan 17, 2021 5:40 pm
Forum: Administrative Questions and Class Announcements
Topic: Chemistry Posts in 14B [ENDORSED]
Replies: 103
Views: 1693

### Re: Chemistry Posts in 14B[ENDORSED]

At the end we should have 50 extra posts, so that when we view ours it will say 100 posts.
Sun Jan 17, 2021 5:39 pm
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Chemistry Community
Replies: 4
Views: 22

### Re: Chemistry Community

If you want to directly go to Chem 14B, you could always search up that in the top right or quick links area.
Fri Dec 11, 2020 1:13 pm
Forum: Amphoteric Compounds
Topic: Amphoteric
Replies: 8
Views: 85

### Re: Amphoteric

I highly doubt it will be covered on the test.
Fri Dec 11, 2020 1:11 pm
Forum: Administrative Questions and Class Announcements
Topic: Unable to view the lectures
Replies: 12
Views: 112

### Re: Unable to view the lectures

If it happens again, try using the VPN so that there is less trouble playing them!
Fri Dec 11, 2020 1:06 pm
Forum: Student Social/Study Group
Topic: PUSH THROUGH!!
Replies: 29
Views: 151

### Re: PUSH THROUGH!!

Good luck to all! And do not forget that a grade does not define you.
Fri Dec 11, 2020 1:05 pm
Forum: Administrative Questions and Class Announcements
Topic: Are all questions on the final multiple choices?
Replies: 29
Views: 141

### Re: Are all questions on the final multiple choices?

Yes, it will be almost exactly like our past midterms!
Fri Dec 11, 2020 1:03 pm
Forum: Student Social/Study Group
Topic: How are you studying?
Replies: 203
Views: 1266

### Re: How are you studying?

The best way for me is to rewrite the notes in either a more simplified, or less confusing way so that I make sure I understand what I am writing down, and its in my own words. Also, recognizing which topics are my weaknesses allows me to work on those more. I think everyone is different, but these ...
Fri Dec 11, 2020 1:01 pm
Forum: General Science Questions
Topic: Textbook Questions on the Final
Replies: 11
Views: 91

### Re: Textbook Questions on the Final

There will most likely be a fair amount from the textbook, even more from the topics that we covered the longest.
Fri Dec 11, 2020 1:00 pm
Forum: Bronsted Acids & Bases
Topic: Strong and Weak Acids/Bases
Replies: 5
Views: 43

### Re: Strong and Weak Acids/Bases

Yes, we should know the most common and most strong acids and bases. This way you can better figure out the strength of other acids and bases.
Fri Dec 11, 2020 12:58 pm
Forum: Administrative Questions and Class Announcements
Topic: Final Content
Replies: 18
Views: 156

### Re: Final Content

I heard somewhere that it is cumulative, but that there will be a focus in the quantum world because that was a big topic for us.
Fri Dec 11, 2020 12:57 pm
Forum: Student Social/Study Group
Topic: Anxiety
Replies: 36
Views: 198

### Re: Anxiety

Remember that a grade does not define you, and take a breather. Stop thinking about the class for a bit, and instead do something that makes you happy. Then come back, study, and feel better about everything that is going on.
Tue Dec 08, 2020 4:16 pm
Forum: Student Social/Study Group
Topic: How to study for class
Replies: 30
Views: 176

### Re: How to study for class

Watching YouTube videos and going to TA review sessions are really helpful in reviewing for the class!
Tue Dec 08, 2020 4:14 pm
Forum: Administrative Questions and Class Announcements
Topic: FINAL EXAM QUESTIONS
Replies: 24
Views: 281

### Re: FINAL EXAM QUESTIONS

I believe the majority of questions will come from the textbook problems!
Tue Dec 08, 2020 4:12 pm
Forum: Significant Figures
Topic: Things to remember for final?
Replies: 20
Views: 141

### Re: Things to remember for final?

Since there aren’t too many, make flash cards and memorize them! I’m sure you’ll feel better if you do.
Fri Dec 04, 2020 9:24 pm
Forum: Student Social/Study Group
Topic: Practice Exam for Final
Replies: 23
Views: 242

### Re: Practice Exam for Final

I do not think there is, but I would say that practicing homework problems from the textbook is the best way to review!
Mon Nov 30, 2020 10:16 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Sapling #15
Replies: 4
Views: 34

### Re: Sapling #15

Thank you all!!
Sun Nov 29, 2020 10:09 pm
Forum: Student Social/Study Group
Topic: Big Sad: Midterm 2
Replies: 86
Views: 856

### Re: Big Sad: Midterm 2

Hi! I also got a much, much lower score on this midterm compared to midterm 1. I recommend not overstressing, and instead focus on what you can do like studying for the final. A 50% is needed to pass, which is 250/500 points total for this class. Try to set a realistic goal for the final and keep pu...
Sun Nov 29, 2020 10:07 pm
Forum: Student Social/Study Group
Topic: Studying for Final Exam
Replies: 57
Views: 351

### Re: Studying for Final Exam

Honestly I did not do so well on midterm 2 compared to midterm 1, so I will be reviewing those topics twice as much as the topics from midterm 1. I say strengthen what you already know, but create flash cards and do practice problems for topics that are a little more troubling. Also, there are a lot...
Sun Nov 29, 2020 10:05 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Sapling #15
Replies: 4
Views: 34

### Sapling #15

I solved for number 15, but can someone better explain the reasoning for pi bonds in a molecule and how they determine the shaping. I still do not understand the correlation. Thank you!
Sun Nov 29, 2020 10:03 pm
Forum: Administrative Questions and Class Announcements
Topic: Tutoring? [ENDORSED]
Replies: 82
Views: 74427

### Re: Tutoring?[ENDORSED]

Step-up sessions and workshops are honestly a great method for tutoring. I recommend checking those out first since the TAs have an idea of what you need to know for exams.
Sun Nov 29, 2020 10:01 pm
Forum: Administrative Questions and Class Announcements
Topic: 14B Enrollment [ENDORSED]
Replies: 26
Views: 1332

### Re: 14B Enrollment[ENDORSED]

Since they will be similar in style to an online recording, more students will be let in so try not to worry.
Sun Nov 29, 2020 10:00 pm
Forum: Ideal Gases
Topic: Reading the textbook [ENDORSED]
Replies: 178
Views: 106712

### Re: Reading the textbook[ENDORSED]

Reading the textbook before watching lectures has helped me to get an understanding of what his lecture can cover. It is best if you break it up and try not to read too many pages in one sitting so that you can take everything in.
Sun Nov 29, 2020 9:58 pm
Forum: General Science Questions
Topic: Grading Scale Chem 14A
Replies: 11
Views: 127

### Re: Grading Scale Chem 14A

I believe there is no curve, but the only grading exception is that a 50% is deemed as a C- for passing.
Mon Nov 23, 2020 5:41 pm
Forum: Electronegativity
Topic: How to memorize
Replies: 6
Views: 67

### Re: How to memorize

Memorizing the trend for electro negativity, and then remembering maybe five of the main elements should help you figure out the rest.
Mon Nov 23, 2020 5:39 pm
Forum: SI Units, Unit Conversions
Topic: How to memorize prefixes
Replies: 22
Views: 193

### Re: How to memorize prefixes

For those, mini flash cards really helped me when I was learning them in AP chem. Our teacher actually suggested it and it turned out to be useful.
Mon Nov 23, 2020 5:38 pm
Forum: Student Social/Study Group
Topic: Curve?
Replies: 50
Views: 1902

### Re: Curve?

I don’t think that there is a curve, but that his grading system has a wider range for passing.
Mon Nov 23, 2020 5:37 pm
Forum: Student Social/Study Group
Topic: Final Jitters
Replies: 226
Views: 35945

### Re: Final Jitters

Also, to study and feel like you have a firm idea of the concept, rewrite some of the facts/problems that are harder for you so that you remember them better and are able to feel more comfortable with those topics.
Mon Nov 23, 2020 5:35 pm
Forum: Student Social/Study Group
Topic: Final Jitters
Replies: 226
Views: 35945

### Re: Final Jitters

I highly recommend setting aside a few hours to do absolutely nothing but watch your favorite movie or show, and either have an herbal tea or a feel-good snack you may not always have.
Mon Nov 23, 2020 5:34 pm
Forum: Student Social/Study Group
Topic: Favorite TV shows
Replies: 176
Views: 836

### Re: Favorite TV shows

Honestly, one of my favorite shows is Revenge, but I am not sure where they still may have it. Also, Criminal Minds, Lucifer, and Hannah Montana are all really good too!
Sun Nov 08, 2020 11:19 pm
Forum: Student Social/Study Group
Topic: Studying From Home
Replies: 91
Views: 468

### Re: Studying From Home

My best recommendation is to study in intervals! Give yourself breaks and genuine “relaxing” time to let everything soak in. Also, coffee and energy drinks for that final push are GREAT. Find a study buddy and do zoom calls.
Sun Nov 08, 2020 11:17 pm
Forum: Student Social/Study Group
Topic: Midterm 2 Study Group
Replies: 25
Views: 146

### Re: Midterm 2 Study Group

About to join, thank you!!
Sun Nov 08, 2020 11:17 pm
Forum: Student Social/Study Group
Topic: Class grade
Replies: 18
Views: 132

### Re: Class grade

I believe you have to go to your class study list and change it.
Sun Nov 08, 2020 11:14 pm
Forum: Administrative Questions and Class Announcements
Topic: Midterm 1 answer key
Replies: 13
Views: 103

### Re: Midterm 1 answer key

I am pretty sure he said office hours and workshops would cover them!
Sun Nov 01, 2020 1:53 pm
Forum: Trends in The Periodic Table
Topic: Ionization Energy
Replies: 9
Views: 38

### Re: Ionization Energy

Simple answer is it takes less energy the closer it gets to a noble gas
Sun Nov 01, 2020 1:48 pm
Forum: Einstein Equation
Topic: E=hv vs E=hf
Replies: 15
Views: 120

### Re: E=hv vs E=hf

I think it is just a matter of what is given in a test or problem.
Sun Nov 01, 2020 1:46 pm
Forum: Electron Configurations for Multi-Electron Atoms
Topic: Simplifying Electron Configurations
Replies: 9
Views: 66

### Re: Simplifying Electron Configurations

The end of a noble gas shows a full electron level, which is why it is easier to use a noble gas as a shorthand configuration.
Sun Nov 01, 2020 1:44 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 8501
Views: 1468951

### Re: Post All Chemistry Jokes Here

Some more chemistry jokes?

All the good ones argon.
Sun Nov 01, 2020 1:43 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 8501
Views: 1468951

### Re: Post All Chemistry Jokes Here

I try to tell chemistry jokes....

But there is no reaction.
Fri Oct 30, 2020 12:07 am
Forum: Einstein Equation
Topic: E=pv and E=pc
Replies: 6
Views: 103

### Re: E=pv and E=pc

I believe these are a combination of p=mv and E=h/c
Fri Oct 30, 2020 12:06 am
Forum: *Particle in a Box
Topic: Midterm 1
Replies: 16
Views: 258

### Re: Midterm 1

No, but I believe he said it will be on the second midterm.
Fri Oct 30, 2020 12:03 am
Forum: Electron Configurations for Multi-Electron Atoms
Topic: Electron Configurations
Replies: 15
Views: 93

### Re: Electron Configurations

It is much easier to remember the second option, and since that is the option we use more on sapling I would suggest using that one.
Fri Oct 30, 2020 12:02 am
Forum: Einstein Equation
Topic: Sapling HW #7
Replies: 7
Views: 84

### Re: Sapling HW #7

So you will need to compute using E=frequency x wavelength and use that to complete the kinetic energy equation.
Fri Oct 30, 2020 12:01 am
Forum: Administrative Questions and Class Announcements
Topic: Chem 14A Website
Replies: 5
Views: 63

### Re: Chem 14A Website

The password should be LL14A20, I would double check your email though!
Sun Oct 18, 2020 2:09 pm
Forum: Administrative Questions and Class Announcements
Topic: Exams
Replies: 12
Views: 79

### Re: Exams

My TA said as long as a webcam shows our work that we aren’t accessing other tools it should be fine!
Sun Oct 18, 2020 2:08 pm
Forum: Administrative Questions and Class Announcements
Topic: webcams
Replies: 6
Views: 57

### Re: webcams

If you have another laptop or phone to use, you can log onto your zoom and use it as a webcam I believe.
Sun Oct 18, 2020 2:06 pm
Forum: Administrative Questions and Class Announcements
Topic: iPad for Midterm Work
Replies: 2
Views: 23

### Re: iPad for Midterm Work

I believe you will because I am currently doing the same thing. My TA said as long as I have an external webcam for the zoom during the midterm, I should be fine.
Sun Oct 18, 2020 2:05 pm
Forum: Properties of Light
Topic: Word Problems
Replies: 7
Views: 34

### Re: Word Problems

Most of the time you will have to reference the formulas to find what they’re giving you and solve from there!
Fri Oct 16, 2020 2:36 pm
Forum: Photoelectric Effect
Topic: When are electrons excited vs ejected
Replies: 16
Views: 128

### Re: When are electrons excited vs ejected

An electron is only ejected if it has become too excited for the current level it is in, and can not jumo into a new level.
Fri Oct 16, 2020 2:34 pm
Forum: Properties of Light
Topic: Does light lose energy the farther it travels?
Replies: 8
Views: 93

### Re: Does light lose energy the farther it travels?

From what I understand, the farther light travels, the more extensive the wavelength is. I think that this does cause energy to lessen over time, but I have not done enough problems to actually test that.
Fri Oct 16, 2020 2:32 pm
Forum: Properties of Light
Topic: Heisenberg Uncertainty
Replies: 4
Views: 43

### Re: Heisenberg Uncertainty

From my understanding the Heisenberg Uncertainty is that the more we know about the position, the less we will be sure of the momentum. Which is the same both ways, in a way it is somewhat inverse when it comes to precision and uncertainty of the position and momentum.
Thu Oct 08, 2020 1:55 pm
Forum: General Science Questions
Topic: Credit for community forum [ENDORSED]
Replies: 7
Views: 92

### Re: Credit for community forum[ENDORSED]

The posts can either be questions you have, or answers to others’ questions. I do know that you can come back too and check to see if your question and/or answer to a question has already been discussed.
Thu Oct 08, 2020 1:53 pm
Forum: Administrative Questions and Class Announcements
Topic: switching discussions
Replies: 2
Views: 19

### Re: switching discussions

I would say to contact your NSA who helped you with classes because they probably know the last deadline or can help you to get into another one. But also, office hours and workshops can be beneficial if you feel like you need help you aren’t getting in your discussion.
Wed Oct 07, 2020 10:23 pm
Forum: Significant Figures
Topic: Which number determines sig figs of the answer?
Replies: 26
Views: 179

### Re: Which number determines sig figs of the answer?

Do you know where we can find the rules for the sig figs? Like a completed list that has them simplified?
Mon Oct 05, 2020 1:38 pm
Forum: Balancing Chemical Reactions
Topic: Law of Conservation?
Replies: 16
Views: 150

### Re: Law of Conservation?

When looking at the conservation of mass, we want to ensure we have balanced atoms on both sides. The easiest way for me to do this is to write out each element next to each other so I can see how many atoms there are on the reactants and products individually. I then balance is and rewrite the equa...
Mon Oct 05, 2020 1:35 pm
Forum: SI Units, Unit Conversions
Topic: SI Units in Answer?
Replies: 15
Views: 168

### Re: SI Units in Answer?

Something to remember when it comes to SI Units is that the zeros before the decimal are also counted as a sig fig! I often forget this, but it is really important to remember.

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