Search found 45 matches

by 005162520
Sun Dec 01, 2019 9:03 pm
Forum: Bronsted Acids & Bases
Topic: naming
Replies: 4
Views: 23

Re: naming

Do we have to memorize the names of common acids and bases ?
by 005162520
Sun Dec 01, 2019 8:49 pm
Forum: Shape, Structure, Coordination Number, Ligands
Topic: drawing a chelate
Replies: 2
Views: 21

Re: drawing a chelate

Are we expected to know how to draw a chelate and/or coordination compound?
by 005162520
Sun Dec 01, 2019 8:36 pm
Forum: Biological Examples
Topic: EDTA
Replies: 3
Views: 25

Re: EDTA

How does EDTA remove deadly metals from the bloodstream?
by 005162520
Sun Dec 01, 2019 8:27 pm
Forum: Biological Examples
Topic: Cisplatin
Replies: 5
Views: 38

Re: Cisplatin

Do we need to know why the chlorines bind to the guanines of the DNA strand?
by 005162520
Sun Dec 01, 2019 8:20 pm
Forum: Naming
Topic: explain Coordination compound
Replies: 5
Views: 20

Re: explain Coordination compound

You can find the coordination number by counting the numbers of atoms bound to it.
by 005162520
Sun Nov 24, 2019 9:32 pm
Forum: Shape, Structure, Coordination Number, Ligands
Topic: Replacing H2O
Replies: 2
Views: 25

Re: Replacing H2O

Are we expected to know and identify which H2O ligands can be replaced with in the coordinate compounds?
by 005162520
Sun Nov 24, 2019 9:18 pm
Forum: Naming
Topic: 9C.1
Replies: 3
Views: 21

Re: 9C.1

How would you start to name the ligands?
by 005162520
Sun Nov 24, 2019 9:01 pm
Forum: Biological Examples
Topic: Biological Examples
Replies: 10
Views: 42

Re: Biological Examples

It would also be helpful to know and describe the biological functions of hemoglobin, myoglobin and vitamin B12.
by 005162520
Sun Nov 24, 2019 8:57 pm
Forum: Biological Examples
Topic: cisplatin
Replies: 6
Views: 30

Re: cisplatin

Yes, we are expected to know this for the class and discuss well known examples of coordination compounds that are used as chemotherapy drugs.
by 005162520
Sun Nov 24, 2019 8:52 pm
Forum: Naming
Topic: Week 9 and Week 10 HW?
Replies: 21
Views: 108

Re: Week 9 and Week 10 HW?

9C is coordination compounds and week 10 homework should be Lewis acids and bases.
by 005162520
Sun Nov 17, 2019 8:24 pm
Forum: Sigma & Pi Bonds
Topic: Sigma and Pi Bonds
Replies: 8
Views: 33

Re: Sigma and Pi Bonds

Why are sigma and pi bonds relevant?
by 005162520
Sun Nov 17, 2019 8:15 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: 2E.25
Replies: 3
Views: 22

Re: 2E.25

How do we know that the C-H bond is stronger than C-Cl?
by 005162520
Sun Nov 17, 2019 8:10 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Dipole moment
Replies: 5
Views: 26

Re: Dipole moment

How do we determine when dipoles moments cancel?
by 005162520
Sun Nov 17, 2019 8:06 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: 3F.19
Replies: 2
Views: 26

Re: 3F.19

So does notation matter when determining if it is rod shape and spherical?
by 005162520
Wed Nov 13, 2019 11:14 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Problem 2E 7
Replies: 5
Views: 56

Re: Problem 2E 7

How would you draw the resonance structure for SOCl2?
by 005162520
Sun Nov 10, 2019 11:43 pm
Forum: Bond Lengths & Energies
Topic: Size
Replies: 9
Views: 27

Re: Size

Does bond length also affect how strong the bond is?
by 005162520
Sun Nov 10, 2019 11:38 pm
Forum: Dipole Moments
Topic: Dipole moments in nonpolar molecule
Replies: 2
Views: 14

Re: Dipole moments in nonpolar molecule

If the polarity of a molecule cancel, do they still have dipole interactions?
by 005162520
Sun Nov 10, 2019 11:29 pm
Forum: Dipole Moments
Topic: 3F.13
Replies: 2
Views: 40

Re: 3F.13

How can you determine what I, II, and III are from the compound and tell the charges from each?
by 005162520
Sun Nov 10, 2019 11:24 pm
Forum: Dipole Moments
Topic: Dipole Moment
Replies: 6
Views: 27

Re: Dipole Moment

How do we know when a molecule has a dipole moment?
by 005162520
Sun Nov 10, 2019 11:21 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7666
Views: 1036586

Re: Post All Chemistry Jokes Here

I try to tell chemistry jokes but there is no reaction.
by 005162520
Sun Nov 03, 2019 11:48 pm
Forum: Lewis Structures
Topic: Drawing lewis structures
Replies: 5
Views: 31

Re: Drawing lewis structures

How do we determine when an atom prefers a +/- formal charge based on their electronegativity? Are we suppose to know based on the periodic table?
by 005162520
Sun Nov 03, 2019 11:33 pm
Forum: Trends in The Periodic Table
Topic: Effective Nuclear Charge and Nuclear Charge
Replies: 6
Views: 38

Re: Effective Nuclear Charge and Nuclear Charge

How do you determine nuclear charge based on the periodic table?
by 005162520
Sun Nov 03, 2019 11:29 pm
Forum: Lewis Structures
Topic: Exceptions to octet rule
Replies: 4
Views: 20

Re: Exceptions to octet rule

Another exception include radicals in which electrons have incomplete octets because their electrons have unpaired spins such methyl radical.
by 005162520
Sun Nov 03, 2019 11:20 pm
Forum: Lewis Structures
Topic: Drawing Lewis Structures
Replies: 3
Views: 32

Re: Drawing Lewis Structures

In other words, if it is a neutral atom the formal charge of an atom must equal zero but if it is charged, then the formal charge must add up to the charge that was given.
by 005162520
Sun Nov 03, 2019 11:12 pm
Forum: Octet Exceptions
Topic: Expanded Octets
Replies: 5
Views: 26

Re: Expanded Octets

Are there any expanded octet that we have to memorize? Or do we have know based on the d-orbitals?
by 005162520
Sun Oct 27, 2019 10:22 pm
Forum: Ionic & Covalent Bonds
Topic: 2A.23
Replies: 2
Views: 24

Re: 2A.23

I am confused on how you determined the chemical formula? Can someone explain how to find the chemical formula.
by 005162520
Sun Oct 27, 2019 10:07 pm
Forum: Ionic & Covalent Bonds
Topic: Single bond vs. Double bond vs. Triple bond
Replies: 3
Views: 33

Re: Single bond vs. Double bond vs. Triple bond

To add on, triple bonds have even more shared electrons therefore it is shorter than a double bond.
by 005162520
Sun Oct 27, 2019 9:23 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7666
Views: 1036586

Re: Post All Chemistry Jokes Here

What did one ion say to the other?

I got my ion you.
by 005162520
Sun Oct 27, 2019 9:14 pm
Forum: Ionic & Covalent Bonds
Topic: 2A.15
Replies: 4
Views: 23

Re: 2A.15

How do you determine if it is easier to lose three electrons than to gain electrons?
by 005162520
Thu Oct 24, 2019 12:04 am
Forum: Ionic & Covalent Bonds
Topic: ground state electron configurations
Replies: 3
Views: 52

Re: ground state electron configurations

I’m also confused as to why we add instead of subtracting 3.
by 005162520
Sun Oct 20, 2019 11:38 pm
Forum: *Shrodinger Equation
Topic: Review
Replies: 4
Views: 42

Re: Review

Is it required to have the Sapling? Or is it more as a resource to have?
by 005162520
Sun Oct 20, 2019 11:32 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7666
Views: 1036586

Re: Post All Chemistry Jokes Here

Why does a hamburger yield lower energy than steak?

Because it is in the ground state.
by 005162520
Sun Oct 20, 2019 11:15 pm
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: Advice for studying
Replies: 58
Views: 345

Re: Advice for studying

The workshops and the step-up sessions have been helpful in approaching problems and reviewing topics that I find confusing. I also go on YouTube when I haven't completely grasped the concepts, but I would strongly recommend to go to office hours for your TA as well.
by 005162520
Sun Oct 20, 2019 10:59 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7666
Views: 1036586

Re: Post All Chemistry Jokes Here

What do you call a clown who's in jail?

A silicon.
by 005162520
Sun Oct 13, 2019 11:21 pm
Forum: Limiting Reactant Calculations
Topic: Tricky Limiting Reagent Question
Replies: 3
Views: 42

Re: Tricky Limiting Reagent Question

I was also confused, but thank this really helps.
by 005162520
Sun Oct 13, 2019 11:16 pm
Forum: Empirical & Molecular Formulas
Topic: Nomenclature
Replies: 10
Views: 69

Re: Nomenclature

Although we do not have to worry about it, how can you prepare for it and become better at it?
by 005162520
Sun Oct 13, 2019 11:10 pm
Forum: Ideal Gases
Topic: Reading the textbook [ENDORSED]
Replies: 132
Views: 75790

Re: Reading the textbook [ENDORSED]

When reading from the textbook, what should you take notes on? Or rather what should you focus on?
by 005162520
Sun Oct 13, 2019 11:05 pm
Forum: Bohr Frequency Condition, H-Atom , Atomic Spectroscopy
Topic: Wavelength Plausibility
Replies: 30
Views: 719

Re: Wavelength Plausibility

Quick clarification, why isn't not detectable?
by 005162520
Sun Oct 13, 2019 10:59 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7666
Views: 1036586

Re: Post All Chemistry Jokes Here

"Right there on the periodic table! Do you see it??"
- "Oh my GAWWD! I can't believe it!"
"It's the element of surprise"
by 005162520
Sun Oct 13, 2019 10:57 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7666
Views: 1036586

Re: Post All Chemistry Jokes Here

Water droplets ask, "Hey oil! Wanna hang out?"
Oil responds "Well I can't mix with you guys."
Water exclaims, "Hydrophobe!"
by 005162520
Wed Oct 09, 2019 10:45 am
Forum: Accuracy, Precision, Mole, Other Definitions
Topic: E1
Replies: 6
Views: 764

Re: E1

How do we know that we are suppose to convert from pm to km to m?
by 005162520
Fri Oct 04, 2019 5:38 pm
Forum: Limiting Reactant Calculations
Topic: Reviewing High School Chem Tips
Replies: 10
Views: 56

Re: Reviewing High School Chem Tips

When using the textbook to review chemistry, how would you approach each section to fully understand the concept?
by 005162520
Fri Oct 04, 2019 5:26 pm
Forum: SI Units, Unit Conversions
Topic: Fundamental E.1
Replies: 5
Views: 53

Re: Fundamental E.1

How would you convert pm to m?
by 005162520
Fri Oct 04, 2019 1:39 pm
Forum: Empirical & Molecular Formulas
Topic: M. 15
Replies: 1
Views: 26

Re: M. 15

You will first write the chemical equation that is given and balance it. Al(s) + Cl2(g) ---> AlCl3(s) After you balance the chemical equation, you find the moles of Al and Cl2 to help you determine the limiting reactant. To find the moles, you would convert to moles. So for Al, you would use 255g an...
by 005162520
Fri Oct 04, 2019 1:03 pm
Forum: Administrative Questions and Class Announcements
Topic: Advice from a Medical Student - Part II [ENDORSED]
Replies: 127
Views: 2202

Re: Advice from a Medical Student - Part II [ENDORSED]

After reading your updates and your advice, I feel very motivated to do well in this class. Thank you for sharing your story and your experiences, like many have said, it is very inspiring. Wish you well in your last years of med school.

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