Search found 63 matches

by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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).
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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 ...
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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!!
by Charisma Arreola 2F
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...
by Charisma Arreola 2F
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...
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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!!
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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!
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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.
by Charisma Arreola 2F
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?
by Charisma Arreola 2F
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...
by Charisma Arreola 2F
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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