Search found 49 matches

by 305086803
Fri Dec 06, 2019 3:22 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

why do the call Helium Barium and Curium the medical elements
Because if you cant Helium or Curium then you Barium
by 305086803
Fri Dec 06, 2019 3:22 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

Why are long-distance relationships harder?
The force of attraction is weaker as distance increases.
by 305086803
Fri Dec 06, 2019 3:21 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

What did the hydrogen atom say to the other atom?
I think we should bond
by 305086803
Fri Dec 06, 2019 3:19 am
Forum: Air Pollution & Acid Rain
Topic: Acid Rain
Replies: 5
Views: 83

Acid Rain

Could someone summarize the importance of acid rain in chemistry/this course? It would be super helpful. Thanks!
by 305086803
Fri Dec 06, 2019 3:18 am
Forum: Naming
Topic: Polyatomic ions
Replies: 2
Views: 9

Polyatomic ions

Do you think we should memorize the polyatomic ions for the exam? I don't remember Lavelle ever bringing it up in lecture
by 305086803
Fri Dec 06, 2019 3:17 am
Forum: Biological Examples
Topic: Main examples
Replies: 2
Views: 25

Main examples

Hi everyone,

what do you think should be the main examples we should know for the exam?
by 305086803
Fri Dec 06, 2019 3:16 am
Forum: Naming
Topic: Easy way to memorize
Replies: 1
Views: 18

Easy way to memorize

Hey guys, do you have any special ways to memorize how to name compounds? I'm super lost on how to even get started.
by 305086803
Fri Dec 06, 2019 3:15 am
Forum: Student Social/Study Group
Topic: Final Jitters
Replies: 87
Views: 19109

Re: Final Jitters

I try to avoid any high energy drinks the day of the exam and get a lot of sleep. I also don't think you should study the day of and just relax and pretend you didn't have an exam, which is easier said than done. If all else fails, just remember once you finish the exam you're finally done with the ...
by 305086803
Fri Dec 06, 2019 3:13 am
Forum: Calculating pH or pOH for Strong & Weak Acids & Bases
Topic: Stronger Acid than another
Replies: 5
Views: 18

Re: Stronger Acid than another

Thanks so much everyone, I understand it now!
by 305086803
Mon Dec 02, 2019 7:54 pm
Forum: Calculating pH or pOH for Strong & Weak Acids & Bases
Topic: Stronger Acid than another
Replies: 5
Views: 18

Stronger Acid than another

Why is CCCL3COOH, pKa 0.52 a stronger acid than CH3COOH, pKa 4.75
by 305086803
Mon Nov 25, 2019 1:32 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

I would give you one, but all the good ones Argon.
by 305086803
Mon Nov 25, 2019 1:32 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

What do chemists call a party where human-human interactions are negligible?

Ideal!
by 305086803
Mon Nov 25, 2019 1:32 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

Let's take alle these Bad Chemistry Jokes

and Barium!
by 305086803
Mon Nov 25, 2019 1:31 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

Call 911 on your sulfone, because I'm diene.
by 305086803
Mon Nov 25, 2019 1:31 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

A man walks into a bar and asks for some H2O the man next to him says he’ll have some H2O too but he dies.
by 305086803
Mon Nov 25, 2019 1:31 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

Never trust an atom.

They make up everything.
by 305086803
Mon Nov 25, 2019 1:30 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

A photon checks into a hotel, and the desk clerk asks, "Have you any luggage?"

To which the photon replies, "No, I'm travelling light."
by 305086803
Mon Nov 25, 2019 1:29 am
Forum: Administrative Questions and Class Announcements
Topic: Final Exam
Replies: 5
Views: 42

Re: Final Exam

its 180 points
by 305086803
Mon Nov 25, 2019 1:28 am
Forum: Student Social/Study Group
Topic: Any tips on how to catch up in this class?
Replies: 16
Views: 66

Re: Any tips on how to catch up in this class?

Yeah id say doing all the hw problems is ur best bet
by 305086803
Tue Nov 05, 2019 4:41 pm
Forum: Ionic & Covalent Bonds
Topic: 2D.9
Replies: 3
Views: 27

2D.9

Hi everyone, Questions 2D.9 says to arrange the cations Rb +, Be 2+, and Sr 2+ in order of increasing polarizing power. Explain your reasoning. I understand why Rb+ is lowest in polarizing power, but can someone explain in more detail on why Sr is lower than Be? Is it because Be is higher in ionizat...
by 305086803
Tue Nov 05, 2019 3:59 am
Forum: Ionic & Covalent Bonds
Topic: 2D.3
Replies: 3
Views: 34

2D.3

2D.3 States: Which of these compounds has bonds that are primarily ionic?
A.) BBr3
B.) BaBr2
C.) BeBr2

Why is C not an ionic bond? Isn't Be a metal?

Thanks!
by 305086803
Tue Nov 05, 2019 2:21 am
Forum: Lewis Structures
Topic: 2C.3 Question
Replies: 2
Views: 47

2C.3 Question

Hi For question 2C.3: Draw the Lewis structure, including typical contributions to the resonance structure (where appropriate, allow for the possibility of octet expansion, including double bonds in different positions), for a.) periodate ion b.) hydrogen phosphate ion c.) chloric acid d.) arsenate ...
by 305086803
Mon Nov 04, 2019 11:28 pm
Forum: Lewis Structures
Topic: Exceptions for the octet rule
Replies: 5
Views: 42

Exceptions for the octet rule

Hi guys,

I saw that Br has the exceptions for the octet rule, allowing it to have more than 8 valence electrons because it is in period 4. What are any other exceptions I should know about?


Thanks!
by 305086803
Sun Nov 03, 2019 10:12 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

Why did the bear dissolve in water?

It was a polar bear
by 305086803
Sun Nov 03, 2019 10:12 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

A photon checks into a hotel, and the desk clerk asks, "Have you any luggage?"

To which the photon replies, "No, I'm travelling light."
by 305086803
Sun Nov 03, 2019 10:11 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

What's a pirates favourite amino acid?

Arrrrrrrginine
by 305086803
Sun Nov 03, 2019 10:11 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

Why do chemists call helium, barium and curium the medical elements?

Because if you can't helium or curium, you barium!
by 305086803
Sun Nov 03, 2019 10:10 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

Two Chemists walk into a bar, one says to the bartender, “I’ll have a H20 please” the other chemist says to the bartender “I’ll have H20 too.” The second chemist dies. This is because the bartender misunderstood him and thought he said H202
by 305086803
Wed Oct 30, 2019 12:36 am
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: Octet Rules
Replies: 8
Views: 40

Re: Octet Rules

I believe that it must have 8 valence electrons to be stable!
by 305086803
Wed Oct 30, 2019 12:35 am
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: Useful YouTube videos?
Replies: 6
Views: 33

Re: Useful YouTube videos?

highly recommend Khan Academy too!
by 305086803
Wed Oct 30, 2019 12:32 am
Forum: Properties of Light
Topic: Reading entire chapters before class?
Replies: 4
Views: 36

Re: Reading entire chapters before class?

Oh okay, thanks so much for your help!
by 305086803
Wed Oct 30, 2019 12:32 am
Forum: DeBroglie Equation
Topic: Wave Properties of Electrons Module q. 14
Replies: 4
Views: 31

Re: Wave Properties of Electrons Module q. 14

Ohhh, okay thanks so much for your help!
by 305086803
Wed Oct 30, 2019 12:31 am
Forum: Properties of Light
Topic: Midterm Exam
Replies: 21
Views: 163

Re: Midterm Exam

Thanks so much, everyone, for your help in clearing up my confusion!
by 305086803
Sat Oct 19, 2019 8:15 pm
Forum: Heisenberg Indeterminacy (Uncertainty) Equation
Topic: Heinsberg Uncertainty Equation Post-Module Question #18
Replies: 2
Views: 26

Heinsberg Uncertainty Equation Post-Module Question #18

Hi everybody, Here is the question as follows: The hydrogen atom has a radius of approximately 0.05 nm. Assume that we know the position of an electron to an accuracy of 1 % of the hydrogen radius, calculate the uncertainty in the speed of the electron using the Heisenberg uncertainty principle. So ...
by 305086803
Sat Oct 19, 2019 12:08 pm
Forum: Properties of Light
Topic: Midterm Exam
Replies: 21
Views: 163

Re: Midterm Exam

I think he should start teaching it by the end of week 4, beginning of week 5
by 305086803
Sat Oct 19, 2019 12:05 pm
Forum: DeBroglie Equation
Topic: Wave Properties of Electrons Module q. 14
Replies: 4
Views: 31

Re: Wave Properties of Electrons Module q. 14

Oh that makes sense, thanks so much!
by 305086803
Sat Oct 19, 2019 2:16 am
Forum: DeBroglie Equation
Topic: Deriving the DeBrogile Equation
Replies: 8
Views: 71

Deriving the DeBrogile Equation

Hi Everyone, I know that Dr. Lavelle goes super in-depth when deriving equations, such as the DeBrogile, and I'm assuming he does so that we can get a better understanding of what it does. I was wondering how important it was for us to 100% know how to derive the equation. Is it fine if we have the ...
by 305086803
Sat Oct 19, 2019 12:53 am
Forum: DeBroglie Equation
Topic: Wave Properties of Electrons Module q. 14
Replies: 4
Views: 31

Wave Properties of Electrons Module q. 14

Hi everybody! I have a question regarding question 14. on the wave properties of electrons modules which is: When the trough of one wave interacts with the trough of another wave is their interaction constructive or destructive? The module says the answer is constructive, but I thought that when a t...
by 305086803
Sat Oct 19, 2019 12:50 am
Forum: Properties of Light
Topic: Midterm Exam
Replies: 21
Views: 163

Midterm Exam

Hi everybody!

Do we know what the midterm is going to cover? Is it just going to be fundamentals and the quantum world?

Thanks!
by 305086803
Sun Oct 13, 2019 9:39 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

You're a 10... on the pH scale because you're basic.
by 305086803
Sun Oct 13, 2019 9:39 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

Don't ask for chemistry jokes, because you'll never get a reaction.
by 305086803
Sun Oct 13, 2019 9:38 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

What do you do with dead chemists? Ya barium.
by 305086803
Sun Oct 13, 2019 9:38 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

Photons have mass?

I didnt know they were catholic!
by 305086803
Sun Oct 13, 2019 9:37 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7718
Views: 1039503

Re: Post All Chemistry Jokes Here

How do you become the most cited scientist of all time?

Change your name to "et al".
by 305086803
Sun Oct 13, 2019 9:35 pm
Forum: Properties of Light
Topic: Speed of light.
Replies: 10
Views: 41

Re: Speed of light.

Yes, I believe that Lavelle specifically stated the c= speed of light is always a constant. Atleast in this class.
by 305086803
Sun Oct 13, 2019 9:34 pm
Forum: *Black Body Radiation
Topic: 1B.3
Replies: 3
Views: 42

Re: 1B.3

Thanks! Could you also explain why each of the other answers is wrong?

Thanks so much!
by 305086803
Sun Oct 13, 2019 9:32 pm
Forum: Properties of Light
Topic: Reading entire chapters before class?
Replies: 4
Views: 36

Reading entire chapters before class?

Hi everyone! I have a question on whether I should read all the chapters and take notes on them AND then do the homework, or just do the homework while disregarding the readings. I heard that the quantum world is very conceptual, but it is a lot of readings that I would rather not do if it's not hel...
by 305086803
Sun Oct 13, 2019 9:29 pm
Forum: SI Units, Unit Conversions
Topic: Angstrom
Replies: 16
Views: 144

Re: Angstrom

yes! I do recommend memorizing angstroms! its an important conversion and is likely to be on the test!
by 305086803
Sun Oct 13, 2019 9:25 pm
Forum: *Black Body Radiation
Topic: 1B.3
Replies: 3
Views: 42

1B.3

Hi everyone! I was wondering if someone could go in-depth about explaining 1b.3? Here's the question: From the following list of observations, select the one that best supports the idea that electromagnetic radiation has the properties of particles. Explain your reasoning. A.) Black body radiation B...

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