Search found 17 matches

by JELCI_BARRAZA_1C
Sat Dec 09, 2017 2:23 pm
Forum: Conjugate Acids & Bases
Topic: 12.61
Replies: 1
Views: 241

12.61

12.61 Find the initial concentration of the weak acid or base in
each of the following aqueous solutions: (a) a solution of HClO
with pH # 4.60;

how did they calculate the Ka?? I seem to be stuck on this part of the problem.
by JELCI_BARRAZA_1C
Sun Nov 26, 2017 8:08 pm
Forum: Sigma & Pi Bonds
Topic: drawing sigma/pi bonds
Replies: 6
Views: 388

Re: drawing sigma/pi bonds

What is the difference between a sigma bond and a pi bond?
by JELCI_BARRAZA_1C
Thu Nov 16, 2017 3:48 pm
Forum: Hybridization
Topic: 2 regions of electron density
Replies: 4
Views: 313

Re: 2 regions of electron density

why do we not count a double bond as an area of electron density when figuring out hybridization?
by JELCI_BARRAZA_1C
Fri Nov 10, 2017 4:59 pm
Forum: Lewis Structures
Topic: Lewis structure
Replies: 4
Views: 286

Re: Lewis structure

which atom will be centered if its between Nitrogen or Oxygen?
by JELCI_BARRAZA_1C
Fri Oct 27, 2017 1:58 pm
Forum: Formal Charge and Oxidation Numbers
Topic: Quick Question about SO4
Replies: 8
Views: 790

Re: Quick Question about SO4

Are there any other elements that can have more than are exceptions to the octet rule, and have more electrons than eight?
by JELCI_BARRAZA_1C
Fri Oct 20, 2017 1:44 pm
Forum: Hybridization
Topic: Atomic orbitals [ENDORSED]
Replies: 3
Views: 362

Atomic orbitals [ENDORSED]

why is magnetic quantum number important?
by JELCI_BARRAZA_1C
Fri Oct 13, 2017 2:19 pm
Forum: Properties of Electrons
Topic: Energy Levels
Replies: 6
Views: 422

Re: Energy Levels

Question: can an energy level be negative?
by JELCI_BARRAZA_1C
Thu Oct 05, 2017 7:25 pm
Forum: Balancing Chemical Reactions
Topic: Percent yield [ENDORSED]
Replies: 6
Views: 576

Re: Percent yield [ENDORSED]

question: how do I calculate percent yield?
by JELCI_BARRAZA_1C
Fri Nov 11, 2016 9:50 pm
Forum: *Molecular Orbital Theory (Bond Order, Diamagnetism, Paramagnetism)
Topic: Coordination Number
Replies: 2
Views: 307

Re: Coordination Number

Why is the coordination number of a molecule so importanat?
by JELCI_BARRAZA_1C
Fri Nov 04, 2016 11:30 am
Forum: *Molecular Orbital Theory (Bond Order, Diamagnetism, Paramagnetism)
Topic: What is MO theory for? [ENDORSED]
Replies: 20
Views: 7028

Re: What is MO theory for? [ENDORSED]

Is MO theory vital to understanding coordination and ligands?
by JELCI_BARRAZA_1C
Fri Oct 28, 2016 7:48 pm
Forum: Lewis Structures
Topic: Number of Bonds
Replies: 2
Views: 374

Number of bonds

Why is it important to know the number of bonds to understand VSEPR?
by JELCI_BARRAZA_1C
Fri Oct 21, 2016 3:50 pm
Forum: Lewis Structures
Topic: Lewis Structure regarding the angles
Replies: 2
Views: 363

Lewis Structure regarding the angles

why is the angle of a structure of a atom so important? does it matter if we draw it incorrectly?
by JELCI_BARRAZA_1C
Fri Oct 14, 2016 4:49 pm
Forum: Electron Configurations for Multi-Electron Atoms
Topic: Electron configuration of electrons
Replies: 2
Views: 387

electron configuration

why is electron configuration important in chemistry?
by JELCI_BARRAZA_1C
Fri Oct 07, 2016 8:38 pm
Forum: Empirical & Molecular Formulas
Topic: empirical formulas [ENDORSED]
Replies: 1
Views: 350

empirical formulas [ENDORSED]

Why is the Empirical formula so important?
by JELCI_BARRAZA_1C
Thu Sep 29, 2016 1:25 pm
Forum: General Science Questions
Topic: moles
Replies: 1
Views: 517

moles

why is knowing moles so important in CHEM?

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