Search found 29 matches
- Wed Dec 05, 2018 6:16 pm
- Forum: Properties & Structures of Inorganic & Organic Bases
- Topic: Memorize strong and weak acids and bases?
- Replies: 3
- Views: 284
Memorize strong and weak acids and bases?
Should we memorize the strong and weak bases and acids for the final, or is this not of high importance?
- Wed Dec 05, 2018 6:13 pm
- Forum: Properties & Structures of Inorganic & Organic Acids
- Topic: Carboxyl groups and acids
- Replies: 2
- Views: 105
Carboxyl groups and acids
Do compounds with carboxyl groups (-COOH) tend to turn into acids?
- Wed Dec 05, 2018 6:02 pm
- Forum: Acidity & Basicity Constants and The Conjugate Seesaw
- Topic: Calculate the strength of an acid?
- Replies: 3
- Views: 92
Calculate the strength of an acid?
Are we required to know how to calculate the strength of an acid for the final?
- Wed Dec 05, 2018 6:01 pm
- Forum: Acidity & Basicity Constants and The Conjugate Seesaw
- Topic: Ka equation
- Replies: 2
- Views: 86
Ka equation
Why is water left out of the Ka equation?
- Wed Dec 05, 2018 5:52 pm
- Forum: Conjugate Acids & Bases
- Topic: OH- vs -OH
- Replies: 3
- Views: 119
Re: OH- vs -OH
They are both the same, its just a different way of writing the compound.
- Wed Dec 05, 2018 5:49 pm
- Forum: Naming
- Topic: Naming shortcuts [ENDORSED]
- Replies: 1
- Views: 73
Naming shortcuts [ENDORSED]
Does anyone have a good quick synopsis or cheat sheet on naming compounds? I understand it for the most part, but I would like to make sure my notes are correct.
- Wed Dec 05, 2018 5:46 pm
- Forum: Amphoteric Compounds
- Topic: Amphoteric compounds
- Replies: 1
- Views: 60
Amphoteric compounds
How do you know that something is an amphoteric compound?
- Wed Nov 14, 2018 4:34 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Need to know VESPR equation? [ENDORSED]
- Replies: 2
- Views: 119
Need to know VESPR equation? [ENDORSED]
DO we need to know the AXxEx equation that is mentioned in the textbook in regards to VESPR theory?
- Wed Nov 14, 2018 4:28 pm
- Forum: Bond Lengths & Energies
- Topic: Bond length question
- Replies: 4
- Views: 129
Bond length question
How will we be tested on bond lengths? Will it just be comparative or will we actually need to calculate bond sizes?
- Wed Nov 14, 2018 4:25 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Dipole moments and VESPR
- Replies: 3
- Views: 92
Dipole moments and VESPR
WIll understanding dipole moments be important for VSEPR theory?
- Wed Nov 14, 2018 4:23 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: What to memorize in VSEPR?
- Replies: 8
- Views: 250
What to memorize in VSEPR?
Will we need to memorize the angles in VSEPR theory or just the shapes?
- Tue Nov 06, 2018 9:19 pm
- Forum: Lewis Structures
- Topic: Formal charge question
- Replies: 9
- Views: 267
Formal charge question
Is formal charge the best way to see if your lewis diagram is in the most likely arrangement, or is there another way to tell?
- Tue Nov 06, 2018 9:13 pm
- Forum: Lewis Structures
- Topic: Octet rule question
- Replies: 6
- Views: 195
Octet rule question
Which atoms MUST form an octet? Do these atoms always form one or does it depend on the molecule?
- Sun Nov 04, 2018 8:08 pm
- Forum: Ionic & Covalent Bonds
- Topic: Test bank?
- Replies: 9
- Views: 536
Test bank?
Does anyone know where to find past chem 14a midterm tests to use as a study reference?
- Wed Oct 31, 2018 5:58 pm
- Forum: Trends in The Periodic Table
- Topic: Periodicity on midterm?
- Replies: 2
- Views: 92
Periodicity on midterm?
Will periodicity be on the midterm?
- Wed Oct 31, 2018 5:56 pm
- Forum: Electron Configurations for Multi-Electron Atoms
- Topic: Exceptions for the Building-Up principle
- Replies: 1
- Views: 70
Exceptions for the Building-Up principle
What are all the exceptions for the building up principle?
- Wed Oct 31, 2018 5:54 pm
- Forum: Electron Configurations for Multi-Electron Atoms
- Topic: Electron removal from orbitals question
- Replies: 3
- Views: 125
Electron removal from orbitals question
If you are predicting which orbital an electron would be removed from to form a +1 ion, why would Mn get an electron removed from the 4s orbital and not the 3d orbital?
- Sun Oct 21, 2018 10:07 pm
- Forum: Quantum Numbers and The H-Atom
- Topic: how to sketch orbitals
- Replies: 1
- Views: 85
how to sketch orbitals
I know that it is hard to explain sketching online, but does anyone have any good ways to know which type of orbital to sketch?
- Sun Oct 21, 2018 10:05 pm
- Forum: Quantum Numbers and The H-Atom
- Topic: Sketching orbitals
- Replies: 3
- Views: 135
Sketching orbitals
Does anyone know if we will be quizzed on sketching the shapes of the orbitals on the test?
- Sun Oct 21, 2018 8:07 pm
- Forum: Quantum Numbers and The H-Atom
- Topic: Orbitals question
- Replies: 2
- Views: 83
Orbitals question
Can someone explain the answer to this question:
How many orbitals can have the following quantum numbers in an atom: (c) n=2
the answer is 4 but I'm not sure how to get there.
How many orbitals can have the following quantum numbers in an atom: (c) n=2
the answer is 4 but I'm not sure how to get there.
- Thu Oct 18, 2018 9:58 am
- Forum: Quantum Numbers and The H-Atom
- Topic: Psi squared meaning
- Replies: 4
- Views: 228
Psi squared meaning
Can someone explain the meaning of psi^2? It was unclear what it meant in class to me.
- Thu Oct 18, 2018 9:56 am
- Forum: Wave Functions and s-, p-, d-, f- Orbitals
- Topic: Orbital Series question
- Replies: 2
- Views: 58
Orbital Series question
WIll we need to know the different series' such as the Lyman and Balmer series' for the test?
- Thu Oct 18, 2018 9:53 am
- Forum: Heisenberg Indeterminacy (Uncertainty) Equation
- Topic: Indeterminacy Question
- Replies: 1
- Views: 65
Indeterminacy Question
Can someone explain uncertainty and indeterminacy in simpler terms? I'm just confused as to what it is a measurement of.
- Tue Oct 09, 2018 9:56 pm
- Forum: SI Units, Unit Conversions
- Topic: Ways to remember prefixes
- Replies: 7
- Views: 957
Ways to remember prefixes
Does anyone have any good ways to memorize all the prefixes we need to know? Thanks
- Tue Oct 09, 2018 9:54 pm
- Forum: Properties of Light
- Topic: Relevancy of light to Chemistry
- Replies: 1
- Views: 33
Relevancy of light to Chemistry
Can someone explain why light and photons and such are taught in chemistry instead of physics? It seems like beams of light don't have that much to do with chemicals because photons are not chemicals. A little clarification would be really nice, thanks.
- Tue Oct 09, 2018 9:51 pm
- Forum: Properties of Light
- Topic: Determining the strength of a wave
- Replies: 1
- Views: 27
Determining the strength of a wave
If you wanted to find out if a wave was a UV wave, a visible light wave, or an X-ray wave, would you look at wavelength, wave frequency, or the energy of a wave to figure it out?
- Wed Oct 03, 2018 10:21 pm
- Forum: Balancing Chemical Reactions
- Topic: Balancing reactions tips
- Replies: 29
- Views: 945
Balancing reactions tips
Does anyone have any good tips or tricks for solving balancing reaction questions? Writing the numbers out and calculating every guess works eventually but I feel like there is a faster way.
- Wed Oct 03, 2018 10:19 pm
- Forum: SI Units, Unit Conversions
- Topic: Prefixes
- Replies: 2
- Views: 85
Prefixes
Will it be important to know all the different prefixes and their meanings such as G-giga-10^9 and n-nano-10^-9 for this course?
- Wed Oct 03, 2018 10:05 pm
- Forum: Molarity, Solutions, Dilutions
- Topic: Determining the mass of salute for a given concentration
- Replies: 1
- Views: 72
Determining the mass of salute for a given concentration
I'm not sure how to deal with the pentahydrate in the following example problem from section G.2: You are asked to prepare 250. mL of a solution that is approximately 0.0380 M CuSo4 (aq) from solid copper(II) sulfate pentahydrate, CuSO4x5H20. What mass of the solid do you need?