Search found 64 matches

by Claire Grover 3G
Sun Dec 08, 2019 9:34 pm
Forum: Student Social/Study Group
Topic: Class Grading
Replies: 44
Views: 2221

Re: Class Grading

Yes I believe that is correct!
by Claire Grover 3G
Sun Dec 08, 2019 9:34 pm
Forum: Hybridization
Topic: Pi bond
Replies: 10
Views: 263

Re: Pi bond

Yes, they are always in the p orbital.
by Claire Grover 3G
Sun Dec 08, 2019 9:33 pm
Forum: Limiting Reactant Calculations
Topic: A different way
Replies: 8
Views: 460

Re: A different way

I consider that to be the best way to do it, but I'm not sure.
by Claire Grover 3G
Sun Dec 08, 2019 9:33 pm
Forum: Lewis Acids & Bases
Topic: What does it mean when something is strong?
Replies: 8
Views: 217

Re: What does it mean when something is strong?

I think it means that they completely dissociate.
by Claire Grover 3G
Sun Dec 08, 2019 9:32 pm
Forum: Administrative Questions and Class Announcements
Topic: 14A FInal
Replies: 6
Views: 188

Re: 14A FInal

I think it will be about 10 days from today.
by Claire Grover 3G
Sun Dec 08, 2019 9:31 pm
Forum: Administrative Questions and Class Announcements
Topic: curve
Replies: 8
Views: 226

Re: curve

I am pretty sure he doesn't curve any of the tests, and then depending on everyone's grades he'll probably curve everyone's total class points.
by Claire Grover 3G
Sun Dec 08, 2019 9:30 pm
Forum: Quantum Numbers and The H-Atom
Topic: The spin of a quantum number
Replies: 6
Views: 197

Re: The spin of a quantum number

I don't think you can tell, but you should just know they are spin paired so one is positive and one is negative.
by Claire Grover 3G
Sun Dec 08, 2019 9:29 pm
Forum: Significant Figures
Topic: Sig Figs on Tests
Replies: 24
Views: 1195

Re: Sig Figs on Tests

You should match it with the sig figs the problem gives you, or the lowest amount.
by Claire Grover 3G
Sun Dec 08, 2019 9:29 pm
Forum: Quantum Numbers and The H-Atom
Topic: n, l ,ml, ms
Replies: 13
Views: 623

Re: n, l ,ml, ms

I think it depends on which direction the electron is going (either up or down).
by Claire Grover 3G
Sun Dec 08, 2019 9:28 pm
Forum: Student Social/Study Group
Topic: Final Jitters
Replies: 226
Views: 36006

Re: Final Jitters

I find it helpful to not try to cram too much right before the test, and instead do something relaxing after I've studied enough.
by Claire Grover 3G
Sun Dec 08, 2019 9:26 pm
Forum: General Science Questions
Topic: 50 post grade
Replies: 25
Views: 891

Re: 50 post grade

I think you just need to have 50 posts by the end of the quarter, but I'm not positive.
by Claire Grover 3G
Sat Dec 07, 2019 5:06 pm
Forum: Shape, Structure, Coordination Number, Ligands
Topic: why is EDTA hexadentate?
Replies: 1
Views: 52

why is EDTA hexadentate?

Why is EDTA hexadentate? I understand that it is because of lone pairs on 2 nitrogens and 4 oxygens, but why are only 4 of the oxygens included in this calculation? Thanks!
by Claire Grover 3G
Mon Dec 02, 2019 7:39 pm
Forum: Calculating the pH of Salt Solutions
Topic: pH formula?
Replies: 46
Views: 934

Re: pH formula?

The formula is -log[H+] but I'm not sure if we need to know how to derive that.
by Claire Grover 3G
Mon Dec 02, 2019 7:38 pm
Forum: Administrative Questions and Class Announcements
Topic: Final tips
Replies: 19
Views: 365

Re: Final tips

I would say to watch Youtube videos if you're confused about general concepts and to do the UA problem set.
by Claire Grover 3G
Mon Dec 02, 2019 7:36 pm
Forum: Administrative Questions and Class Announcements
Topic: Final Exam
Replies: 3
Views: 98

Re: Final Exam

I think it's mostly new material but definitely some stuff from the past three tests as well.
by Claire Grover 3G
Mon Dec 02, 2019 7:35 pm
Forum: Administrative Questions and Class Announcements
Topic: Past exams
Replies: 7
Views: 193

Re: Past exams

I'm pretty sure the test bank does not carry his old tests unfortunately.
by Claire Grover 3G
Mon Dec 02, 2019 7:34 pm
Forum: Administrative Questions and Class Announcements
Topic: Difficulty
Replies: 14
Views: 254

Re: Difficulty

This class has been one of my hardest classes, especially because I don't have much chem experience at all.
by Claire Grover 3G
Sun Dec 01, 2019 6:23 pm
Forum: Student Social/Study Group
Topic: Study Strategies
Replies: 6
Views: 131

Re: Study Strategies

I did the same and I have the same concerns about the final. I'm thinking going to the review sessions will help!
by Claire Grover 3G
Sun Dec 01, 2019 6:15 pm
Forum: Naming
Topic: Naming coordination compounds
Replies: 5
Views: 83

Re: Naming coordination compounds

The roman numeral corresponds with the oxidation state I believe.
by Claire Grover 3G
Sun Dec 01, 2019 6:10 pm
Forum: General Science Questions
Topic: Final Review
Replies: 3
Views: 98

Re: Final Review

I heard that there will be one and I think he's announcing the sessions soon!
by Claire Grover 3G
Sun Dec 01, 2019 6:09 pm
Forum: *Molecular Orbital Theory (Bond Order, Diamagnetism, Paramagnetism)
Topic: Content of the final
Replies: 11
Views: 510

Re: Content of the final

I don't think we learned that but as someone said above whatever we don't talk about by Wednesday won't be on there.
by Claire Grover 3G
Fri Nov 22, 2019 8:13 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Polarity
Replies: 7
Views: 104

Re: Polarity

The molecule is nonpolar if all of its dipole moments cancel out! It can still have dipole moments and be nonpolar, but if they do not all cancel out then it is polar.
by Claire Grover 3G
Fri Nov 22, 2019 8:12 pm
Forum: Hybridization
Topic: lone pairs in hybridization
Replies: 8
Views: 104

Re: lone pairs in hybridization

Yes, the lone pairs are included in hybridization!
by Claire Grover 3G
Fri Nov 22, 2019 8:12 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Polar vs. Nonpolar
Replies: 6
Views: 113

Re: Polar vs. Nonpolar

It would still be polar because the dipole moments would all have to be the same in order for them to cancel out.
by Claire Grover 3G
Fri Nov 22, 2019 8:10 pm
Forum: Interionic and Intermolecular Forces (Ion-Ion, Ion-Dipole, Dipole-Dipole, Dipole-Induced Dipole, Dispersion/Induced Dipole-Induced Dipole/London Forces, Hydrogen Bonding)
Topic: london forces
Replies: 9
Views: 104

Re: london forces

The molecule that is most polarizable (larger, more electrons) will have the largest London forces.
by Claire Grover 3G
Fri Nov 22, 2019 8:09 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Lone pairs
Replies: 13
Views: 210

Re: Lone pairs

Only lone pairs on the central atom count for this!
by Claire Grover 3G
Thu Nov 14, 2019 4:08 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Molecular Shape Name
Replies: 17
Views: 333

Re: Molecular Shape Name

My TA said that we have to know all of them, and how to predict which shapes various molecules will be.
by Claire Grover 3G
Thu Nov 14, 2019 4:07 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: format of test
Replies: 5
Views: 73

Re: format of test

I believe the test format will be basically the same as test 1, and the topics will be everything from 3F in the textbook up to what we learn in lecture tomorrow.
by Claire Grover 3G
Thu Nov 14, 2019 4:06 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: How to study for test 2?
Replies: 3
Views: 70

Re: How to study for test 2?

I think it's going to be everything starting from what wasn't covered on the midterm (3F in the textbook), up to whatever is covered tomorrow in lecture.
by Claire Grover 3G
Thu Nov 14, 2019 4:05 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Do we need to know bent structures?
Replies: 5
Views: 66

Re: Do we need to know bent structures?

Yes, as stated above I think we do need to know bent structures.
by Claire Grover 3G
Thu Nov 14, 2019 4:03 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Test 2
Replies: 11
Views: 136

Re: Test 2

I'm going to do all of the homework problems starting from section 3F up until what we learn in lecture tomorrow, and watch some videos online for extra help!
by Claire Grover 3G
Thu Nov 07, 2019 12:43 pm
Forum: Bond Lengths & Energies
Topic: Test 2 Topics
Replies: 40
Views: 980

Re: Test 2 Topics

I believe it will only include post-midterm material!
by Claire Grover 3G
Thu Nov 07, 2019 12:42 pm
Forum: Student Social/Study Group
Topic: Class Grading
Replies: 44
Views: 2221

Re: Class Grading

Yes! Even though we get a point score for every test we won't find out the actual letter grades until the end of the quarter.
by Claire Grover 3G
Thu Nov 07, 2019 12:41 pm
Forum: Bohr Frequency Condition, H-Atom , Atomic Spectroscopy
Topic: Bohr Frequency
Replies: 6
Views: 177

Re: Bohr Frequency

When energy is absorbed, the value of n increases because it represents energy level.
by Claire Grover 3G
Thu Nov 07, 2019 12:40 pm
Forum: Trends in The Periodic Table
Topic: ionic radii
Replies: 4
Views: 145

Re: ionic radii

As the people above said, cations are larger than the neutral atoms because there are more electrons that are pushing against each other and expanding the radios. The atomic radius of neutral elements decreases across a period because there are also increasing amounts of protons pulling in the elect...
by Claire Grover 3G
Thu Nov 07, 2019 12:35 pm
Forum: Ionic & Covalent Bonds
Topic: Mini Dino Nuggets 2b
Replies: 6
Views: 109

Re: Mini Dino Nuggets 2b

Fluorine is the most electronegative element, and therefore the bond with F would be more ionic.
by Claire Grover 3G
Fri Nov 01, 2019 10:18 pm
Forum: Photoelectric Effect
Topic: important part of photoelectric effect
Replies: 5
Views: 128

Re: important part of photoelectric effect

I think it is also really important that the photoelectric effect displays the photon properties of light, rather than the wave properties of light.
by Claire Grover 3G
Fri Nov 01, 2019 10:12 pm
Forum: Ionic & Covalent Bonds
Topic: Midterm
Replies: 28
Views: 471

Re: Midterm

He mentioned in lecture that the midterm will only cover material up to section 2D, due to class being cancelled this past Monday.
by Claire Grover 3G
Fri Nov 01, 2019 10:10 pm
Forum: Electronegativity
Topic: Electron Negativity vs affinity?
Replies: 5
Views: 54

Re: Electron Negativity vs affinity?

I believe electronegativity is a measure of how much an atom "wants" to gain an electron, whereas electron affinity is a measure of the amount of energy released when it does gain an electron.
by Claire Grover 3G
Fri Nov 01, 2019 10:08 pm
Forum: Lewis Structures
Topic: Compound Names
Replies: 3
Views: 53

Compound Names

If we are asked to draw a lewis structure for a compound and are given its name (such as ammonium chloride, potassium phosphide, or sodium hypochlorite in one of the practice problems) but are not given the formula of the compound, where do we start? I am still a bit confused on how to go from the n...
by Claire Grover 3G
Fri Nov 01, 2019 10:02 pm
Forum: Lewis Structures
Topic: lewis drawings
Replies: 8
Views: 153

Re: lewis drawings

Yes, after going to some of the review sessions I believe we are just supposed to draw the most stable option in this case!
by Claire Grover 3G
Fri Nov 01, 2019 9:58 pm
Forum: Student Social/Study Group
Topic: Need Notes
Replies: 10
Views: 303

Re: Need Notes

Does anyone have the notes from lecture last Friday (10/11)? I couldn't see well from where I was sitting and want to clarify a few things. Thanks so much! If you still need the notes from Friday I have them! Just let me know how to send them to you. Hi! I actually don't need the notes anymore but ...
by Claire Grover 3G
Thu Oct 24, 2019 5:01 pm
Forum: Properties of Light
Topic: Midterm
Replies: 4
Views: 104

Re: Midterm

Yes, I believe the people above are correct that he will have a review session once the test gets closer!
by Claire Grover 3G
Thu Oct 24, 2019 4:57 pm
Forum: Bond Lengths & Energies
Topic: Bond lengths
Replies: 15
Views: 232

Re: Bond lengths

I believe we would be given this!
by Claire Grover 3G
Thu Oct 24, 2019 4:57 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 8548
Views: 1474836

Re: Post All Chemistry Jokes Here

What do you do with a dead chemist?
Barium!
by Claire Grover 3G
Thu Oct 24, 2019 4:53 pm
Forum: Properties of Electrons
Topic: hw
Replies: 6
Views: 120

Re: hw

Yes, my TA told us that it was fine for this week.
by Claire Grover 3G
Thu Oct 24, 2019 4:52 pm
Forum: Lewis Structures
Topic: lewis drawings
Replies: 8
Views: 153

Re: lewis drawings

I'm also not sure, but I am planning to go to his office hours so if I find out I will post it here!
by Claire Grover 3G
Fri Oct 18, 2019 7:12 pm
Forum: Student Social/Study Group
Topic: Need Notes
Replies: 10
Views: 303

Re: Need Notes

Hi, last Wednesday I had a job interview and had to leave early so I did't get a chance to get the notes down. If anyone can please send them that would be AMAZING and I would greatly appreciate it :) **Also, if anyone needs any other notes post here!! HI! I have notes from that lecture! If you can...
by Claire Grover 3G
Fri Oct 18, 2019 7:09 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 8548
Views: 1474836

Re: Post All Chemistry Jokes Here

Wait, are all these jokes too basic for you? Because I see no reaction.
by Claire Grover 3G
Fri Oct 18, 2019 7:04 pm
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: Advice for studying
Replies: 92
Views: 2110

Re: Advice for studying

For the first test I watched youtube videos and went to some of the Step Up sessions which were really helpful, but I think the most helpful thing I did was just doing all of the homework problems!
by Claire Grover 3G
Fri Oct 18, 2019 6:56 pm
Forum: Student Social/Study Group
Topic: Need Notes
Replies: 10
Views: 303

Re: Need Notes

plopezcordon_4C wrote:Hi! I missed lecture on Wednesday (10/16) and was wondering if anyone is willing to see their notes :( I would really appreciate it!


I took notes on Wednesday! I can send you them - just let me know how :)
by Claire Grover 3G
Wed Oct 16, 2019 8:01 pm
Forum: Student Social/Study Group
Topic: Need Notes
Replies: 10
Views: 303

Re: Need Notes

Does anyone have the notes from lecture last Friday (10/11)? I couldn't see well from where I was sitting and want to clarify a few things. Thanks so much!
by Claire Grover 3G
Sun Oct 13, 2019 12:41 pm
Forum: Administrative Questions and Class Announcements
Topic: Week 2 Homework Problems [ENDORSED]
Replies: 67
Views: 3683

Re: Week 2 Homework Problems [ENDORSED]

I believe we only have to do Quantum World problems this upcoming week (Week 3).
by Claire Grover 3G
Sun Oct 13, 2019 12:39 pm
Forum: Einstein Equation
Topic: Numbers to memorize [ENDORSED]
Replies: 37
Views: 1970

Re: Numbers to memorize [ENDORSED]

Elizabeth Harty 3A wrote:Do we have to memorize equations for the test then?


No, they give the equations on a sheet of paper with the test.
by Claire Grover 3G
Sun Oct 13, 2019 12:37 pm
Forum: Significant Figures
Topic: Sig Figs at the Beginning or End
Replies: 14
Views: 469

Re: Sig Figs at the Beginning or End

My TA said to use as many decimals as possible throughout the problem and calculations, and then only do Sig Figs for the final answer.
by Claire Grover 3G
Sun Oct 13, 2019 12:36 pm
Forum: Photoelectric Effect
Topic: Proportional sign
Replies: 4
Views: 70

Re: Proportional sign

∝ is the sign! Basically instead of writing E = hv, you could write E ∝ v, which means that E is proportional to v (by a factor of h).
by Claire Grover 3G
Sun Oct 13, 2019 12:32 pm
Forum: Limiting Reactant Calculations
Topic: Showing Work for Limiting Reactant Calculations on Tests [ENDORSED]
Replies: 68
Views: 4107

Re: Showing Work for Limiting Reactant Calculations on Tests [ENDORSED]

Yes, I believe you will get credit as long as you show your work.
by Claire Grover 3G
Thu Oct 03, 2019 9:52 pm
Forum: Kinetics vs. Thermodynamics Controlling a Reaction
Topic: Study Advice
Replies: 73
Views: 4110

Re: Study Advice

I went to 2 Step Up sessions for the first time today and they were very helpful! I would definitely recommend going. We went over some of the most challenging homework questions and in one of them a worksheet was provided.
by Claire Grover 3G
Thu Oct 03, 2019 9:47 pm
Forum: Accuracy, Precision, Mole, Other Definitions
Topic: avogadro number
Replies: 7
Views: 421

Re: avogadro number

Avogadro's number (6.022 x 10^23) represents the amount of something (for example atoms) contained in 1 mole of a substance. One way we have used it so far is when converting from number of atoms to moles, or vice versa. If given the amount of atoms, divide by Avogadro's number to find the amount of...
by Claire Grover 3G
Thu Oct 03, 2019 9:41 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 8548
Views: 1474836

Re: Post All Chemistry Jokes Here

I'd tell you a chemistry joke, but all the good ones argon.
by Claire Grover 3G
Thu Oct 03, 2019 9:40 pm
Forum: Accuracy, Precision, Mole, Other Definitions
Topic: Avogadro's Number
Replies: 8
Views: 226

Re: Avogadro's Number

Yes, because Avogadro's Number represents the amount of atoms per mole. Therefore when given the amount of moles you divide by Avogadro's Number to get the amount of atoms.
by Claire Grover 3G
Thu Oct 03, 2019 9:38 pm
Forum: Student Social/Study Group
Topic: Study Group Fall 2019
Replies: 32
Views: 1874

Re: Study Group Fall 2019

I'm definitely interested!

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