Search found 41 matches

by shouse1f
Wed Feb 13, 2019 1:01 pm
Forum: Administrative Questions and Class Announcements
Topic: Midterm Homework Questions
Replies: 2
Views: 31

Re: Midterm Homework Questions

Everything that has been covered until Gibb's free energy can be tested, Gibb's free energy will not be included
by shouse1f
Wed Feb 13, 2019 12:59 pm
Forum: Administrative Questions and Class Announcements
Topic: Week 6/7 homework
Replies: 2
Views: 19

Re: Week 6/7 homework

I think any topic is fair game for homework like you can do previous topic practice problems for week 6 and week 7 and probably whatever is covered Friday
by shouse1f
Mon Feb 11, 2019 6:23 pm
Forum: Administrative Questions and Class Announcements
Topic: Test 1 Solutions
Replies: 3
Views: 39

Re: Test 1 Solutions

Last quarter solutions weren't offered so I would assume its the same this time as well
by shouse1f
Mon Feb 11, 2019 6:22 pm
Forum: Administrative Questions and Class Announcements
Topic: Practice Midterm
Replies: 3
Views: 82

Re: Practice Midterm

Neil Hsu 2A wrote:Last quarter in 14A, TA/UA Lyndon always had a midterm review/practice midterm with a funky name. Does anyone know if there is one this midterm; if so, what is it called. Thanks!

I think its called Hotdog this time
by shouse1f
Mon Feb 11, 2019 6:21 pm
Forum: Administrative Questions and Class Announcements
Topic: Midterm
Replies: 6
Views: 81

Re: Midterm

Lavelle said in lecture that everything up until before Gibb's free energy which was covered on Friday will be on the midterm
by shouse1f
Mon Feb 11, 2019 6:19 pm
Forum: Administrative Questions and Class Announcements
Topic: Test 3
Replies: 9
Views: 112

Re: Test 3

Jchellis 1I wrote:We only have two tests this quarter for 14B though, right? Wasn't it changed?

I believe we only have the 2 tests in discussion this quarter for 14B
by shouse1f
Mon Feb 11, 2019 6:18 pm
Forum: Administrative Questions and Class Announcements
Topic: Midterm Review
Replies: 14
Views: 88

Re: Midterm Review

I believe in addition to the review sessions offered outside class the lectures this week before the midterm will also be review
by shouse1f
Mon Jan 21, 2019 5:42 pm
Forum: Ideal Gases
Topic: Concentration or Partial Pressure
Replies: 13
Views: 67

Re: Concentration or Partial Pressure

Shuyi Yu 1B wrote:When do we use concentration to find the equilibrium constant and when do we use partial pressure to find equilibrium constant? Will the question ask for one of the two specifically?

the question should normally specify which you should use
by shouse1f
Mon Jan 21, 2019 5:37 pm
Forum: Administrative Questions and Class Announcements
Topic: Number of questions on test one [ENDORSED]
Replies: 39
Views: 16709

Re: Number of questions on test one [ENDORSED]

Louis Zhao 4C wrote:Is the test format multiple choice, free response or a mixture of both?

I believe the test will be all free response that is how the tests in discussion were formatted for 14a
by shouse1f
Mon Jan 21, 2019 5:35 pm
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Temperature for Equilibrium
Replies: 4
Views: 17

Re: Temperature for Equilibrium

I believe most equilibrium expressions are at 25 C if not stated otherwise
by shouse1f
Mon Jan 21, 2019 5:32 pm
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Strong acids and bases
Replies: 4
Views: 28

Re: Strong acids and bases

I think it would definitely be beneficial to memorize the common strong acid and bases.
by shouse1f
Sat Dec 08, 2018 2:01 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: boiling point
Replies: 4
Views: 45

Re: boiling point

stronger intermolecular forces mean a high boiling point so whichever molecule has stronger forces, which in this case is NH3, will have a high boiling point.
by shouse1f
Sat Dec 08, 2018 1:58 pm
Forum: Amphoteric Compounds
Topic: What makes something amphoteric?
Replies: 6
Views: 41

Re: What makes something amphoteric?

something that is amphoteric has both basic and acidic character, which means it can accept an e- pair or donate one. Water is a common amphoteric substance
by shouse1f
Sat Dec 08, 2018 1:54 pm
Forum: Amphoteric Compounds
Topic: Difference between amphoteric and amphiprotic?
Replies: 4
Views: 40

Re: Difference between amphoteric and amphiprotic?

amphoteric: can act as either a base or an acid
amphiprotic: can donate or accept a proton
by shouse1f
Sat Dec 08, 2018 1:48 pm
Forum: Administrative Questions and Class Announcements
Topic: Final
Replies: 11
Views: 166

Re: Final

Saima Salam 3J wrote:I also had a question about the final. Does anyone know how many questions would be on the final? Would it be similar to the midterm (8 questions)?

Lavelle said the final would be 8 questions, and I think it will be fairly similar to the midterm in that each question could have several parts to it.
by shouse1f
Sat Dec 08, 2018 1:45 pm
Forum: Naming
Topic: Regarding the test... [ENDORSED]
Replies: 11
Views: 1291

Re: Regarding the test... [ENDORSED]

I believe that we can still be tested on them since they were covered in lecture
by shouse1f
Sat Dec 08, 2018 1:42 pm
Forum: Administrative Questions and Class Announcements
Topic: About the test
Replies: 8
Views: 112

Re: About the test

Brianna Brockman 3C wrote:All the stuff prior to the most recent test last week... can we assume that if it hasn't been tested in the tests or midterm that it won't be on the final? Or is literally everything fair game?

anything from the syllabus can be on the final
by shouse1f
Sat Dec 08, 2018 1:38 pm
Forum: Administrative Questions and Class Announcements
Topic: Instructor Evaluations
Replies: 4
Views: 60

Re: Instructor Evaluations

Jchellis 1I wrote:Is this worth points?

I don't believe it is worth any points
by shouse1f
Sun Dec 02, 2018 9:09 pm
Forum: Lewis Acids & Bases
Topic: Bronsted vs. Lewis
Replies: 3
Views: 32

Re: Bronsted vs. Lewis

A bronsted acid is a proton donor and a bronsted base is a proton acceptor. A lewis acid is an electron acceptor and a lewis base is a electron donor.
by shouse1f
Sun Dec 02, 2018 9:04 pm
Forum: Lewis Acids & Bases
Topic: acid names
Replies: 8
Views: 55

Re: acid names

I'm not sure but it would probably be good to know the common ones like acetic acid and it wouldn't hurt to learn other ones as well.
by shouse1f
Sun Dec 02, 2018 9:01 pm
Forum: Lewis Acids & Bases
Topic: Lewis and Bronsted
Replies: 8
Views: 50

Re: Lewis and Bronsted

A lewis acid is an electron acceptor and a bronsted acid is a proton donor.
A lewis base is an electron donor and a bronsted base is a proton acceptor.
by shouse1f
Sat Nov 24, 2018 8:58 pm
Forum: Hybridization
Topic: Regions of electron density
Replies: 6
Views: 74

Re: Regions of electron density

yes regions of electron density around the central atom equal the number of hybrid orbitals.
by shouse1f
Sat Nov 24, 2018 8:49 pm
Forum: Hybridization
Topic: Test 3
Replies: 8
Views: 83

Re: Test 3

yes I believe hybridization will be on test 3
by shouse1f
Sat Nov 24, 2018 8:41 pm
Forum: Hybridization
Topic: Sigma/Pi Bonds
Replies: 5
Views: 38

Re: Sigma/Pi Bonds

what is the significance of sigma/pi bonds?
by shouse1f
Sun Nov 18, 2018 3:43 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: 4 regions of electron density
Replies: 3
Views: 47

Re: 4 regions of electron density

are lone pairs and bonding pairs both considered regions of electron density?
by shouse1f
Sun Nov 18, 2018 3:40 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: lone pairs
Replies: 11
Views: 86

Re: lone pairs

how do lone pairs affect the shape and repulsion in a molecule
by shouse1f
Sun Nov 18, 2018 3:36 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Test 3
Replies: 19
Views: 195

Re: Test 3

I believe we have to memorize them, but I think doing more practice problems will help to become more familiar with them.
by shouse1f
Sun Nov 11, 2018 7:23 pm
Forum: Octet Exceptions
Topic: electron affinity
Replies: 4
Views: 72

Re: electron affinity

are electron affinity and electronegativity related?
by shouse1f
Sun Nov 11, 2018 7:17 pm
Forum: Formal Charge and Oxidation Numbers
Topic: Formal Charge
Replies: 11
Views: 129

Re: Formal Charge

the formal charge being zero means that that is most stable structure for the molecule
by shouse1f
Sun Nov 11, 2018 7:15 pm
Forum: Formal Charge and Oxidation Numbers
Topic: Formal Charge Equation
Replies: 13
Views: 148

Re: Formal Charge Equation

the formula for formal charge is FC= valence - (lone pairs + (shared/2))
by shouse1f
Sun Oct 21, 2018 6:47 pm
Forum: Quantum Numbers and The H-Atom
Topic: test 2 topics
Replies: 3
Views: 58

Re: test 2 topics

only the topics covered up to friday's lecture will be on test 2
by shouse1f
Sun Oct 21, 2018 6:47 pm
Forum: Quantum Numbers and The H-Atom
Topic: spin part of orbitals?
Replies: 5
Views: 48

Re: spin part of orbitals?

is spin related to a specifc quantum number?
by shouse1f
Sun Oct 21, 2018 6:41 pm
Forum: Quantum Numbers and The H-Atom
Topic: Principal Quantum Number (n)
Replies: 3
Views: 34

Re: Principal Quantum Number (n)

n determines energy and shell size and the other quantum numbers l and ml determine shape and orientation.
by shouse1f
Sun Oct 14, 2018 6:10 pm
Forum: Einstein Equation
Topic: Einstein's Equation: E=hv
Replies: 11
Views: 168

Re: Einstein's Equation: E=hv

h is Planck's constant, which is 6.63*10^-34 J*seconds and I believe it will be given on the formula sheet for tests.
by shouse1f
Sun Oct 14, 2018 6:08 pm
Forum: Einstein Equation
Topic: Combining E=hv and c=ƛv [ENDORSED]
Replies: 7
Views: 170

Re: Combining E=hv and c=ƛv [ENDORSED]

Will the value of c normally be given for use of the equation E=hc/ƛ?
by shouse1f
Sun Oct 14, 2018 6:06 pm
Forum: Einstein Equation
Topic: Planck's Constant Value [ENDORSED]
Replies: 7
Views: 2703

Re: Planck's Constant Value [ENDORSED]

since I think the value is usually given I would use whichever they give.
by shouse1f
Sun Oct 07, 2018 2:18 pm
Forum: General Science Questions
Topic: Periodic Table
Replies: 16
Views: 327

Re: Periodic Table

I typically use the exact number written on the table and wait to round anything until the very end.
by shouse1f
Sun Oct 07, 2018 2:14 pm
Forum: General Science Questions
Topic: Rusty on High School Chem [ENDORSED]
Replies: 113
Views: 33173

Re: Rusty on High School Chem [ENDORSED]

does anyone have any recommendations on resources to use to brush up on units and unit conversions?
by shouse1f
Sat Oct 06, 2018 8:21 pm
Forum: SI Units, Unit Conversions
Topic: Standard SI Unit, Question E1
Replies: 3
Views: 88

Re: Standard SI Unit, Question E1

is pm a commonly used unit?

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