Search found 13 matches

by anatorres1B
Tue Mar 14, 2017 10:53 pm
Forum: Calculating Work of Expansion
Topic: Midterm 2013 Q4A
Replies: 3
Views: 766

Re: Midterm 2013 Q4A

Thank you so much!
by anatorres1B
Tue Mar 14, 2017 1:05 am
Forum: Calculating Work of Expansion
Topic: Midterm 2013 Q4A
Replies: 3
Views: 766

Re: Midterm 2013 Q4A

Also, is it still possible to use the volume variation instead? I used it the first time around and came out with the same answer.
by anatorres1B
Tue Mar 14, 2017 1:03 am
Forum: Calculating Work of Expansion
Topic: Midterm 2013 Q4A
Replies: 3
Views: 766

Midterm 2013 Q4A

To calculate the work from B to C, it appears a variation of the work equation was used. Instead of volume, pressure values were used instead. Why is pressure used instead of the volume? They both change, so how would I go about determining which variation of the work equation to use? Also, in the s...
by anatorres1B
Sun Mar 12, 2017 10:59 pm
Forum: *Alkanes and Substituted Alkanes (Staggered, Eclipsed, Gauche, Anti, Newman Projections)
Topic: staggered vs eclipsed stability
Replies: 3
Views: 916

staggered vs eclipsed stability

I think I just misheard Dr. Lavelle in lecture, but I kind of confused myself as to why a molecule favor an eclipsed position as opposed to a staggered position? In my head, I guess I rationalized that the electron densities would favor a staggered state because of election - electron repulsion.
by anatorres1B
Sun Mar 05, 2017 8:19 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 9651
Views: 3591184

Re: Post All Chemistry Jokes Here

pusheen cat
by anatorres1B
Sun Feb 26, 2017 8:25 pm
Forum: Arrhenius Equation, Activation Energies, Catalysts
Topic: determining the catalyst
Replies: 4
Views: 932

determining the catalyst

Given an exam question, would we be told in the problem what would be the catalyst in a reaction or would we have to determine that ourselves? And if we do have to determine that ourselves, how would we go about determining that? I'm still a bit confused from lecture how that's determined and in how...
by anatorres1B
Sun Feb 19, 2017 11:15 pm
Forum: General Rate Laws
Topic: RXN rate graph of zero order
Replies: 1
Views: 531

RXN rate graph of zero order

In lecture, Professor Lavelle stated that a zero order reaction will be the only time the slope on a graph will be straight. I'm confused because for the graphs in the course reader for 1st and 2nd order reactions, the slopes of those graphs are linear as well, or does it have to do with the fact th...
by anatorres1B
Sun Feb 12, 2017 6:39 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 9651
Views: 3591184

Re: Post All Chemistry Jokes Here

cats and science are my life
by anatorres1B
Sat Feb 04, 2017 9:20 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 9651
Views: 3591184

Re: Post All Chemistry Jokes Here

476fce3c52019a567a09f91b175edf69.jpg
476fce3c52019a567a09f91b175edf69.jpg (31.29 KiB) Viewed 22100 times
by anatorres1B
Sun Jan 29, 2017 7:57 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 9651
Views: 3591184

Re: Post All Chemistry Jokes Here

I asked the guy sitting next to me if he had any Sodium Hypobromite…

He said NaBrO
by anatorres1B
Sun Jan 22, 2017 7:49 pm
Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
Topic: Boltzmann equation
Replies: 1
Views: 498

Boltzmann equation

In the course reader, the lnW in the Boltzmann equation is said to be statistical and that in there being a large error, then it would result in a small error in the thermodynamic property, S. I'm not entirely sure what the statistical aspect of this equation means or represents.
by anatorres1B
Sun Jul 17, 2016 12:11 pm
Forum: Hybridization
Topic: affect of multiple lone pairs on the central atom
Replies: 1
Views: 416

affect of multiple lone pairs on the central atom

I understand how having a single lone pair affects the molecular shape of a molecule, but how does having multiple lone pairs on the central atom affect the shape? Do the lone pairs go one side as one electron cloud, or are they one different regions around the central atom?
by anatorres1B
Mon Jul 11, 2016 3:25 am
Forum: Determining Molecular Shape (VSEPR)
Topic: electron domain geometry vs molecular geometry [ENDORSED]
Replies: 3
Views: 1887

electron domain geometry vs molecular geometry [ENDORSED]

I was wondering why for certain molecules, electron domain geometry is different from molecular geometry?

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