Search found 10 matches
- Sat Mar 18, 2017 8:46 pm
- Forum: *Organic Reaction Mechanisms in General
- Topic: Quiz 2
- Replies: 3
- Views: 1433
Re: Quiz 2
Does anyone know the answer for quiz 2 #4-c which asks for the rate law?
- Fri Mar 10, 2017 2:15 pm
- Forum: *Alkanes and Substituted Alkanes (Staggered, Eclipsed, Gauche, Anti, Newman Projections)
- Topic: different conformation
- Replies: 1
- Views: 459
different conformation
Can someone explain why the staggered conformation has a lower energy compared to the eclipsed conformation?
- Sun Mar 05, 2017 4:43 pm
- Forum: *Cycloalkenes
- Topic: Cyclopropane
- Replies: 1
- Views: 461
Cyclopropane
can someone explain why cyclopropane is not CH3-CH2-CH3?
- Sun Feb 26, 2017 11:22 am
- Forum: *Organic Reaction Mechanisms in General
- Topic: electrophilic addition reaction
- Replies: 1
- Views: 510
electrophilic addition reaction
Can someone explain if it's possible to switch the position of H and Br in a cholesterol example we did in class and if not, why?
- Sun Feb 19, 2017 3:01 pm
- Forum: Reaction Mechanisms, Reaction Profiles
- Topic: microscopic reversibility
- Replies: 1
- Views: 541
microscopic reversibility
Can someone please explain why microscopic reversibility, reaction having same intermediates, is important?
- Sun Feb 12, 2017 5:24 pm
- Forum: Work, Gibbs Free Energy, Cell (Redox) Potentials
- Topic: What is n? [ENDORSED]
- Replies: 8
- Views: 1901
Re: What is n? [ENDORSED]
n refers to the numbers of moles and it is important to plug it in when doing the math problems.
- Sun Feb 05, 2017 11:38 am
- Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
- Topic: electrons flow
- Replies: 1
- Views: 326
electrons flow
Can someone explain why the volt decreases when electrons flow from left to right?
- Sun Jan 29, 2017 10:37 am
- Forum: Gibbs Free Energy Concepts and Calculations
- Topic: difference between free energy and standard free energy
- Replies: 1
- Views: 2494
difference between free energy and standard free energy
Can someone explain the difference between G and standard G? I think Dr. Lavelle mentioned something about the difference between them when they equal to 0 but can't remember.
- Sat Jan 21, 2017 12:05 am
- 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: (Isothermal)reversible expansion at constant temperature
- Replies: 1
- Views: 504
(Isothermal)reversible expansion at constant temperature
Can someone explain the expansion of an ideal gas for me? I understand the lost energy getting recovered by the heat from the surroundings but can't understand how the work takes place in the beginning and how the mass decreases slowly.
- Fri Jan 13, 2017 11:05 pm
- Forum: Thermodynamic Systems (Open, Closed, Isolated)
- Topic: Standard Reaction Enthalpy Property
- Replies: 2
- Views: 625
Standard Reaction Enthalpy Property
What is the main difference between a standard reaction enthalpy and a standard reaction enthalpy of formation?