Search found 21 matches

by JosephLew3C
Sat Mar 18, 2017 5:31 pm
Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
Topic: 2016 Practice Final Q3 Part C [ENDORSED]
Replies: 1
Views: 360

2016 Practice Final Q3 Part C [ENDORSED]

I'm confused as to where the the Br minus came from can someone explain this to me?
by JosephLew3C
Sat Mar 04, 2017 12:14 am
Forum: Administrative Questions and Class Announcements
Topic: Quiz 3 Prep answers
Replies: 6
Views: 717

Re: Quiz 3 Prep answers

Kira_Maszewski_1B wrote:When will the quiz 3 preparation answers be posted?

He said they will be posted sometime this weekend
by JosephLew3C
Tue Feb 28, 2017 7:18 pm
Forum: Administrative Questions and Class Announcements
Topic: Quiz number 3
Replies: 5
Views: 694

Re: Quiz number 3

No the quiz is next week, week 9 of school.
by JosephLew3C
Tue Feb 28, 2017 5:11 pm
Forum: Administrative Questions and Class Announcements
Topic: Quiz #3
Replies: 6
Views: 682

Quiz #3

Just looking to clarify, but quiz 3 will cover everything up to Friday's (March 3rd) lecture correct?
by JosephLew3C
Mon Feb 27, 2017 4:16 pm
Forum: Administrative Questions and Class Announcements
Topic: 2/24/17 Bruincast
Replies: 19
Views: 2198

Re: 2/24/17 Bruincast

Has the correction been made to the Bruincast now?
by JosephLew3C
Sun Feb 19, 2017 10:10 am
Forum: Administrative Questions and Class Announcements
Topic: UA Sessions
Replies: 3
Views: 382

UA Sessions

Will there be UA sessions tomorrow or are they canceled for the holiday?
by JosephLew3C
Fri Feb 10, 2017 11:40 am
Forum: Administrative Questions and Class Announcements
Topic: Grades
Replies: 1
Views: 246

Grades

When will the Quiz 1 grades be posted online?
by JosephLew3C
Sun Jan 29, 2017 2:08 pm
Forum: Administrative Questions and Class Announcements
Topic: Practice Quiz in Course Reader
Replies: 1
Views: 240

Practice Quiz in Course Reader

I was just curious if there were solutions for the Practice Quiz 1 in the course reader?
by JosephLew3C
Wed Jan 25, 2017 9:45 pm
Forum: Administrative Questions and Class Announcements
Topic: Quiz 1
Replies: 3
Views: 535

Quiz 1

Are we responsible for derivations of equations on this quiz?
by JosephLew3C
Sun Jan 22, 2017 9:29 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7770
Views: 1072611

Re: Post All Chemistry Jokes Here

Q: What do you call a wheel made of iron?
A: A ferrous wheel
by JosephLew3C
Sat Jan 14, 2017 8:02 pm
Forum: Heat Capacities, Calorimeters & Calorimetry Calculations
Topic: Example on page 20 of course reader
Replies: 1
Views: 266

Example on page 20 of course reader

I am confused as to why the specific heat capacity of H2O became negative. Can someone explain?
by JosephLew3C
Thu Dec 01, 2016 10:51 pm
Forum: Student Social/Study Group
Topic: Chem Joke
Replies: 1
Views: 296

Chem Joke

Q. Why can you never trust an atom?
A. They make up everything.
by JosephLew3C
Thu Dec 01, 2016 10:46 pm
Forum: Student Social/Study Group
Topic: Chem Joke
Replies: 1
Views: 283

Chem Joke

Q. What did the bartender say when oxygen, hydrogen, sulfur, sodium, and phosphorus walked into the bar?
A. OH SNaP
by JosephLew3C
Sun Nov 27, 2016 3:25 pm
Forum: Administrative Questions and Class Announcements
Topic: Final [ENDORSED]
Replies: 1
Views: 334

Final [ENDORSED]

Are the testing locations for the final the same as for the midterm?
by JosephLew3C
Wed Nov 09, 2016 6:08 pm
Forum: Ideal Gases
Topic: PV=nRT
Replies: 3
Views: 553

PV=nRT

When using the ideal gas equation is it more typical to see pressure represented in pascals or atm or does it just vary by situation?
by JosephLew3C
Mon Nov 07, 2016 7:08 pm
Forum: *Molecular Orbital Theory (Bond Order, Diamagnetism, Paramagnetism)
Topic: MO theory
Replies: 3
Views: 391

MO theory

When switching from O2 to O2 2+ on an MO diagram the result which produces the higher bond order is the more the stable molecule correct?
by JosephLew3C
Sun Oct 30, 2016 6:18 pm
Forum: Hybridization
Topic: Hybridization [ENDORSED]
Replies: 3
Views: 422

Hybridization [ENDORSED]

I was reviewing for the midterm and got stuck;does anyone know what the what hybridization is for C2H4?
by JosephLew3C
Sun Oct 23, 2016 8:24 pm
Forum: Lewis Structures
Topic: Lewis Structures
Replies: 3
Views: 371

Lewis Structures

When making a Lewis structure should I assume it is correct if I used the correct number of electrons or should I check formal charge to make sure I have the correct bonds?
by JosephLew3C
Sun Oct 16, 2016 7:14 pm
Forum: Lewis Structures
Topic: Lewis Structures
Replies: 6
Views: 492

Lewis Structures

On page 80 of the course reader it shows that a single bond length is 1.40 angstroms and that a double bond length is 1.20 angstroms, but it doesn't state the length of a triple bond does anyone know the exact measurement?
by JosephLew3C
Sun Oct 09, 2016 9:43 pm
Forum: Electron Configurations for Multi-Electron Atoms
Topic: orbitals
Replies: 1
Views: 208

orbitals

Since p-,d-, and f- orbitals have nodal planes does that mean s- orbital have nodal planes as well?
by JosephLew3C
Sun Oct 02, 2016 11:35 pm
Forum: Bohr Frequency Condition, H-Atom , Atomic Spectroscopy
Topic: Atomic Spectroscopy
Replies: 1
Views: 262

Atomic Spectroscopy

When using the empirical equation En= - hR/(n)2 I'm confused as to why the energy level is being squared? Is it because it would make the outcome positive or would that not matter?

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