Search found 41 matches

by Abdullah2I
Fri Mar 16, 2018 10:33 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1019632

Re: Post All Chemistry Jokes Here

A neutron walks into a bar. He asks the bartender, "How much for a beer?"
The bartender offers him a warm smile and says, "For you, no charge".
by Abdullah2I
Fri Mar 16, 2018 10:31 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1019632

Re: Post All Chemistry Jokes Here

Q: What do you call a tooth in a glass of water?
A: One molar solution.
by Abdullah2I
Fri Mar 16, 2018 10:30 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1019632

Re: Post All Chemistry Jokes Here

H2O is water and H2O2 is hydrogen peroxide. What is H2O4?
Drinking.
by Abdullah2I
Fri Mar 09, 2018 9:50 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1019632

Re: Post All Chemistry Jokes Here

What happens to Nitrogen when the Sun comes up?


It becomes Daytrogen.

(you're welcome)
by Abdullah2I
Fri Mar 09, 2018 9:43 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1019632

Re: Post All Chemistry Jokes Here

Are you full of Beryllium, Gold, and Titanium?


Because y'all are BeAuTi-ful.
by Abdullah2I
Fri Mar 09, 2018 9:38 pm
Forum: Method of Initial Rates (To Determine n and k)
Topic: Finding k [ENDORSED]
Replies: 2
Views: 233

Finding k [ENDORSED]

How can you determine what K is based on a table without being given any other information outside of concentration and initial rates?
by Abdullah2I
Sat Mar 03, 2018 11:40 am
Forum: Second Order Reactions
Topic: The graph of second order [ENDORSED]
Replies: 5
Views: 248

Re: The graph of second order [ENDORSED]

Thanks for the answers, i had the same question
by Abdullah2I
Sat Mar 03, 2018 11:36 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1019632

Re: Post All Chemistry Jokes Here

What did C14 do for Valentine's Day?


He went carbon dating.
by Abdullah2I
Sat Mar 03, 2018 11:34 am
Forum: General Rate Laws
Topic: Test 3
Replies: 5
Views: 175

Re: Test 3

My TA said that we should definitely know the derivations
by Abdullah2I
Sat Feb 24, 2018 11:40 am
Forum: Balancing Redox Reactions
Topic: Problem 5 vs 13
Replies: 2
Views: 110

Re: Problem 5 vs 13

i have the same question
by Abdullah2I
Sat Feb 24, 2018 11:39 am
Forum: General Rate Laws
Topic: Stoichiometric Coefficient [ENDORSED]
Replies: 2
Views: 130

Stoichiometric Coefficient [ENDORSED]

So is the stoichiometric coefficient always gonna be in a fraction with 1 over itself?
by Abdullah2I
Sat Feb 24, 2018 11:37 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1019632

Re: Post All Chemistry Jokes Here

I asked the guy sitting next to me if he had any Sodium Hypobromite…
He said NaBrO
by Abdullah2I
Tue Feb 13, 2018 8:57 am
Forum: Concepts & Calculations Using First Law of Thermodynamics
Topic: Test 1, Question 7
Replies: 2
Views: 161

Re: Test 1, Question 7

I keep ending up with 22 degrees Celsius for the final answer.
by Abdullah2I
Mon Feb 12, 2018 8:19 pm
Forum: Concepts & Calculations Using First Law of Thermodynamics
Topic: Test 1, Question 7
Replies: 2
Views: 161

Test 1, Question 7

Can anyone help me work through the problem? I'm stuck.
by Abdullah2I
Fri Feb 09, 2018 10:49 pm
Forum: Third Law of Thermodynamics (For a Unique Ground State (W=1): S -> 0 as T -> 0) and Calculations Using Boltzmann Equation for Entropy
Topic: Equations [ENDORSED]
Replies: 2
Views: 149

Equations [ENDORSED]

So, is there a way to figure out how to derive equations or do we need to know how to do that?
by Abdullah2I
Fri Feb 09, 2018 10:34 pm
Forum: Administrative Questions and Class Announcements
Topic: Lecture Slides
Replies: 6
Views: 318

Re: Lecture Slides

No, I don't think he does.
by Abdullah2I
Fri Feb 02, 2018 7:55 pm
Forum: Concepts & Calculations Using Second Law of Thermodynamics
Topic: dS, dV, dW
Replies: 2
Views: 111

Re: dS, dV, dW

The change is so small that is almost negligible
by Abdullah2I
Fri Feb 02, 2018 7:49 pm
Forum: Gibbs Free Energy Concepts and Calculations
Topic: enthalpy
Replies: 1
Views: 73

Re: enthalpy

What is the answer
by Abdullah2I
Fri Feb 02, 2018 7:47 pm
Forum: Concepts & Calculations Using Second Law of Thermodynamics
Topic: Van't Hoff's Equation [ENDORSED]
Replies: 3
Views: 171

Van't Hoff's Equation [ENDORSED]

Can someone explain the basic concept of when to use it?
by Abdullah2I
Wed Jan 24, 2018 8:03 pm
Forum: Heat Capacities, Calorimeters & Calorimetry Calculations
Topic: Calorimetry
Replies: 4
Views: 173

Re: Calorimetry

Staying in degrees Celsius would be better, I think.
by Abdullah2I
Wed Jan 24, 2018 8:01 pm
Forum: Heat Capacities, Calorimeters & Calorimetry Calculations
Topic: constant volume vs constant pressure
Replies: 3
Views: 163

Re: constant volume vs constant pressure

Yeah, I believe so because otherwise it would cause confusion
by Abdullah2I
Fri Jan 19, 2018 3:47 pm
Forum: Concepts & Calculations Using First Law of Thermodynamics
Topic: First Law
Replies: 2
Views: 135

Re: First Law

Essentially, You have to end with the same amount of energy you started with, otherwise your answer is likely wrong.
by Abdullah2I
Fri Jan 19, 2018 3:44 pm
Forum: Thermodynamic Systems (Open, Closed, Isolated)
Topic: Difference between Closed and Isolated
Replies: 10
Views: 713

Difference between Closed and Isolated

What's the exact difference between these two?
by Abdullah2I
Fri Jan 19, 2018 3:41 pm
Forum: Calculating Work of Expansion
Topic: work done on and by the system
Replies: 12
Views: 565

Re: work done on and by the system

Yeah, i have the same question.
by Abdullah2I
Thu Dec 07, 2017 7:56 pm
Forum: Shape, Structure, Coordination Number, Ligands
Topic: Polarity/Dipole Moment
Replies: 2
Views: 130

Re: Polarity/Dipole Moment

Yes, this helps a lot. Thanks!
by Abdullah2I
Wed Dec 06, 2017 3:19 pm
Forum: Shape, Structure, Coordination Number, Ligands
Topic: Polarity/Dipole Moment
Replies: 2
Views: 130

Polarity/Dipole Moment

How are polarity and the dipole moment related, if they are at all? Someone please explain.
by Abdullah2I
Wed Dec 06, 2017 3:14 pm
Forum: Shape, Structure, Coordination Number, Ligands
Topic: Drawing Coordination Compounds
Replies: 5
Views: 412

Re: Drawing Coordination Compounds

Thank you all for answering my question, it really helped.
by Abdullah2I
Sat Dec 02, 2017 10:08 pm
Forum: Shape, Structure, Coordination Number, Ligands
Topic: Drawing Coordination Compounds
Replies: 5
Views: 412

Drawing Coordination Compounds

Do you draw coordination compounds the same way as normal Lewis structures?
by Abdullah2I
Sat Dec 02, 2017 10:06 pm
Forum: Amphoteric Compounds
Topic: amphoteric properties
Replies: 3
Views: 187

Re: amphoteric properties

They can be both act as an acid or a base, i.e H2O
by Abdullah2I
Sat Nov 25, 2017 10:01 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Bond Angles
Replies: 2
Views: 171

Bond Angles

Can anyone explain how to determine bond angles? Is it based on the regions of electron density or something else?
by Abdullah2I
Sat Nov 25, 2017 9:58 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Radicals/Single Electrons
Replies: 1
Views: 102

Re: Radicals/Single Electrons

I know this doesn't help answer this question, but i was wondering the same thing.
by Abdullah2I
Fri Nov 17, 2017 8:46 am
Forum: Hybridization
Topic: Coordination sphere
Replies: 3
Views: 229

Re: Coordination sphere

From what I know, it is the central atom/ion and the "things" around it, such as molecules, ligands, etc. The molecules inside this are attached directly to the metal.
by Abdullah2I
Fri Nov 17, 2017 8:39 am
Forum: Shape, Structure, Coordination Number, Ligands
Topic: Understanding sigma and pi bonds?
Replies: 8
Views: 324

Re: Understanding sigma and pi bonds?

this whole post is really helpful, thanks
by Abdullah2I
Thu Nov 02, 2017 9:23 pm
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: Problem for a Peer Learning Session
Replies: 3
Views: 197

Problem for a Peer Learning Session

9. Draw the correct electron configuration of Ni^2+ using Aufbau's Principle.

Wouldn't this be just be the 1s, 2s, 2p, 3s, 3p, and four of the 5 3d orbitals filled? If not, please explain what the right answer is. Thanks.
by Abdullah2I
Wed Nov 01, 2017 9:15 pm
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: Nodal Plane -Test3
Replies: 2
Views: 197

Re: Nodal Plane -Test3

one of the TAs said that we should just know about them conceptually
by Abdullah2I
Thu Oct 26, 2017 8:25 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1019632

Re: Post All Chemistry Jokes Here

Did you know that you can cool yourself to -273.15˚C and still be 0K?
by Abdullah2I
Thu Oct 26, 2017 8:23 pm
Forum: Heisenberg Indeterminacy (Uncertainty) Equation
Topic: Electron affinity
Replies: 4
Views: 239

Re: Electron affinity

i believe the nuclear charge always affects the electron affinity but I'm not 100% sure about the other part of your question.
by Abdullah2I
Fri Oct 13, 2017 10:01 pm
Forum: Bohr Frequency Condition, H-Atom , Atomic Spectroscopy
Topic: H-Atom Equation
Replies: 3
Views: 185

Re: H-Atom Equation

Yes, I think you're right about the negative being from energy level going down/electrons being emitted. I'm not sure about the second part though.
by Abdullah2I
Sat Oct 07, 2017 7:47 pm
Forum: Balancing Chemical Reactions
Topic: Question about Moles of a Compound in a Balanced Chemical Equation [ENDORSED]
Replies: 3
Views: 365

Re: Question about Moles of a Compound in a Balanced Chemical Equation [ENDORSED]

Yeah, I was really confused about this as well, but this helps. Thanks!
by Abdullah2I
Fri Oct 06, 2017 7:08 pm
Forum: Limiting Reactant Calculations
Topic: Is either Method better?
Replies: 4
Views: 253

Re: Is either Method better?

Even though this question wasn't from me, thanks for answering. I was looking for the better way to do it.

Go to advanced search