Search found 21 matches
- Fri Mar 11, 2016 12:44 am
- Forum: Administrative Questions and Class Announcements
- Topic: Class Tomorrow?
- Replies: 1
- Views: 811
Class Tomorrow?
Is there class tomorrow?
- Tue Mar 08, 2016 3:08 pm
- Forum: *Amines
- Topic: Primary, secondary, tertiary
- Replies: 1
- Views: 1415
Primary, secondary, tertiary
What is the difference between primary, secondary, & tertiary amine? What does that do to its structure?
- Tue Mar 01, 2016 4:22 pm
- Forum: *Cycloalkanes
- Topic: Two cycloalkanes
- Replies: 1
- Views: 412
Two cycloalkanes
If you have two cyclohexanes attached together. Let's say a cyclopentane and a cyclohexane. Which alkane would go first?
- Fri Feb 26, 2016 1:06 pm
- Forum: *Alkynes
- Topic: Exceptions
- Replies: 2
- Views: 1363
Exceptions
What are the exceptions for alkynes & why are they exceptions?
- Fri Feb 26, 2016 1:04 pm
- Forum: *Alkanes
- Topic: Alkane exceptions
- Replies: 1
- Views: 412
Alkane exceptions
What are the exceptions for Alkane?
- Fri Feb 19, 2016 9:38 pm
- Forum: Method of Initial Rates (To Determine n and k)
- Topic: Equilibrium box
- Replies: 1
- Views: 415
Equilibrium box
When making an equilibrium box, how do you find the rate hypothetically if the rate is not given?
- Mon Feb 01, 2016 2:14 pm
- Forum: Work, Gibbs Free Energy, Cell (Redox) Potentials
- Topic: Free Energy and Redox Potentials
- Replies: 1
- Views: 452
Free Energy and Redox Potentials
Can free energy be used as a redox potential?
- Mon Jan 25, 2016 12:38 pm
- Forum: Concepts & Calculations Using Second Law of Thermodynamics
- Topic: Q reversible
- Replies: 1
- Views: 1306
Q reversible
What does it mean that enthalpy is able to be reversible? What type of problem would be asked when we are to use the q reversible equation?
- Thu Jan 21, 2016 2:29 pm
- Forum: Concepts & Calculations Using First Law of Thermodynamics
- Topic: U as internal energy?
- Replies: 2
- Views: 492
U as internal energy?
Why is U internal energy? Can't it also be referred to as potential energy?
- Wed Jan 13, 2016 1:07 pm
- Forum: Heat Capacities, Calorimeters & Calorimetry Calculations
- Topic: Heat and Form
- Replies: 1
- Views: 334
Heat and Form
When objects get heated to the point of melting, is there a point where the temperature cannot increase anymore?
- Fri Jan 08, 2016 1:04 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: Release of Heat
- Replies: 1
- Views: 352
Release of Heat
I understand that if a bond is broken then it releases heat, but how exactly are the bonds broken? What breaks these bonds? Can only certain bonds break?
- Mon Nov 30, 2015 1:08 pm
- Forum: *Biological Importance of Buffer Solutions
- Topic: Buffer solutions and salt
- Replies: 2
- Views: 1716
Buffer solutions and salt
Why do most buffer solutions contain salt? What happens if the salt is removed? Can it still be a buffer?
- Mon Nov 30, 2015 1:06 pm
- Forum: Identifying Acidic & Basic Salts
- Topic: Soluble salts
- Replies: 1
- Views: 580
Soluble salts
Why are salts soluble? What in its make-up allows it to dissolve in water?
- Wed Nov 18, 2015 1:01 am
- Forum: Non-Equilibrium Conditions & The Reaction Quotient
- Topic: Can we write a Q expression using pressure?
- Replies: 2
- Views: 616
Can we write a Q expression using pressure?
We use Q for when the equation is not at equilibrium, correct? So do we ever use Q with P (as in Q= PH2O) or is that only reserved for K?
- Fri Nov 13, 2015 12:11 am
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: K equilibrium vs Q equilibrium
- Replies: 2
- Views: 753
K equilibrium vs Q equilibrium
What is the difference between the K equilibrium and Q equilibrium? What do each variable stand for?
- Mon Nov 09, 2015 6:38 pm
- Forum: Shape, Structure, Coordination Number, Ligands
- Topic: Cis and Trans
- Replies: 1
- Views: 550
Cis and Trans
What is the difference between a cis and trans?
- Tue Nov 03, 2015 4:20 pm
- Forum: *Molecular Orbital Theory (Bond Order, Diamagnetism, Paramagnetism)
- Topic: Homo and Lumo
- Replies: 1
- Views: 509
Homo and Lumo
What is the difference between homo and lumo? Which would radiate visible light?
- Mon Oct 26, 2015 2:08 pm
- Forum: Octet Exceptions
- Topic: ClO2 is an exception?
- Replies: 1
- Views: 859
ClO2 is an exception?
Why is ClO2 considered to be an exception? What does a molecule have to have in order to be considered a radical?
- Mon Oct 19, 2015 1:01 pm
- Forum: Resonance Structures
- Topic: Negative electron
- Replies: 1
- Views: 592
Negative electron
Why does the shape and angle matter in a Lewis structure? How would the angle differ in a resonance structure?
- Sat Oct 10, 2015 10:35 am
- Forum: Electron Configurations for Multi-Electron Atoms
- Topic: Shielding Effect
- Replies: 5
- Views: 1381
Shielding Effect
I'm really confused about the shielding effect. Why are the valence electrons weaker and more positive? I thought electrons were always negative...
- Sat Oct 03, 2015 9:38 pm
- Forum: Bohr Frequency Condition, H-Atom , Atomic Spectroscopy
- Topic: Rydberg formula
- Replies: 1
- Views: 471
Rydberg formula
I'm working on the 1.13 homework. How can you tell which spectroscopic series each transition belongs in?