Search found 52 matches

by itzeelpadillaDis1A
Fri Mar 16, 2018 11:17 pm
Forum: *Carboxylic Acids
Topic: Functional Groups
Replies: 4
Views: 763

Functional Groups

Will we have to know how to draw functional groups for the final?
by itzeelpadillaDis1A
Fri Mar 16, 2018 11:15 pm
Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
Topic: Porous disk
Replies: 1
Views: 96

Porous disk

How do we know when to put a Porous disk?
by itzeelpadillaDis1A
Fri Mar 16, 2018 11:12 pm
Forum: Arrhenius Equation, Activation Energies, Catalysts
Topic: catalyst
Replies: 4
Views: 294

catalyst

how would a catalyst lower the activation energy of the transition state?
by itzeelpadillaDis1A
Mon Mar 05, 2018 11:17 pm
Forum: General Rate Laws
Topic: 15.17
Replies: 3
Views: 142

15.17

We calculate the orders for A and B but not C, why is that?
by itzeelpadillaDis1A
Mon Mar 05, 2018 11:16 pm
Forum: Reaction Mechanisms, Reaction Profiles
Topic: Reaction Mechanisms on test 3?
Replies: 2
Views: 116

Reaction Mechanisms on test 3?

Will this section be included on test 3?
by itzeelpadillaDis1A
Mon Mar 05, 2018 11:14 pm
Forum: Second Order Reactions
Topic: 15.19
Replies: 2
Views: 296

15.19

Can someone explain why B is second order?
by itzeelpadillaDis1A
Sun Mar 04, 2018 4:16 pm
Forum: General Rate Laws
Topic: catalytic reaction
Replies: 5
Views: 180

catalytic reaction

Can someone give an example of a catalytic reaction?
by itzeelpadillaDis1A
Sun Mar 04, 2018 4:15 pm
Forum: General Rate Laws
Topic: graphs
Replies: 2
Views: 127

graphs

What would the graphs for the three orders look like?
by itzeelpadillaDis1A
Sun Mar 04, 2018 4:14 pm
Forum: Kinetics vs. Thermodynamics Controlling a Reaction
Topic: Kinetics vs Thermodynamics
Replies: 4
Views: 208

Kinetics vs Thermodynamics

What does in mean when kinetics is controlling the reaction rather then thermodynamics?
by itzeelpadillaDis1A
Mon Feb 19, 2018 9:09 pm
Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
Topic: anode?
Replies: 5
Views: 234

anode?

Is the anode the oxidizing agent or the one being oxidized?
for example;
Zn-> Zn^2+ + 2e- (Reducing agent but is the one oxidized)
Cu^2+ + 2e- -> Cu ( Oxidizing agent but is the one being reduced)
by itzeelpadillaDis1A
Mon Feb 19, 2018 8:59 pm
Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
Topic: metals
Replies: 1
Views: 61

metals

How would i know if a metal would dissolve in a solution?
by itzeelpadillaDis1A
Mon Feb 19, 2018 7:30 pm
Forum: Balancing Redox Reactions
Topic: Oxidation states
Replies: 2
Views: 72

Oxidation states

How do we know when the oxidation state of an element is 0? For example; Mn, Br2...
by itzeelpadillaDis1A
Mon Feb 19, 2018 4:53 pm
Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
Topic: cell diagram
Replies: 1
Views: 88

cell diagram

How do you know when to put Pt in the cell diagram?
by itzeelpadillaDis1A
Tue Feb 13, 2018 4:41 pm
Forum: Concepts & Calculations Using Second Law of Thermodynamics
Topic: Free energy
Replies: 1
Views: 83

Free energy

why does reaction free energy depend on pressure and the equilibrium constant?
by itzeelpadillaDis1A
Tue Feb 13, 2018 4:39 pm
Forum: Concepts & Calculations Using Second Law of Thermodynamics
Topic: entropy
Replies: 1
Views: 82

entropy

how do we predict which of two systems has the greater entropy, given their compositions and conditions?
by itzeelpadillaDis1A
Tue Feb 13, 2018 4:34 pm
Forum: Concepts & Calculations Using Second Law of Thermodynamics
Topic: Free energy and work
Replies: 1
Views: 90

Free energy and work

What us the relationship between free energy and work?
by itzeelpadillaDis1A
Sun Feb 11, 2018 7:50 pm
Forum: Concepts & Calculations Using Second Law of Thermodynamics
Topic: free expansion
Replies: 2
Views: 207

free expansion

When we say free expansion what does that mean when talking about work?
by itzeelpadillaDis1A
Sun Feb 11, 2018 7:48 pm
Forum: Concepts & Calculations Using Second Law of Thermodynamics
Topic: entropy sign
Replies: 5
Views: 207

entropy sign

How can we tell the sign of entropy based off a chemical equation?
by itzeelpadillaDis1A
Sun Feb 11, 2018 7:41 pm
Forum: Gibbs Free Energy Concepts and Calculations
Topic: Delta G
Replies: 2
Views: 115

Delta G

When can we assume that delta G is zero?
by itzeelpadillaDis1A
Fri Feb 02, 2018 12:03 pm
Forum: Calculating Standard Reaction Entropies (e.g. , Using Standard Molar Entropies)
Topic: entropy
Replies: 4
Views: 187

entropy

how does temperature and state of matter affect the entropy of a substance?
by itzeelpadillaDis1A
Fri Feb 02, 2018 11:58 am
Forum: Phase Changes & Related Calculations
Topic: Phase change
Replies: 4
Views: 162

Phase change

How do we know when to do a phase change like on #7 on test 1?
by itzeelpadillaDis1A
Fri Feb 02, 2018 11:52 am
Forum: Calculating Work of Expansion
Topic: Calculating Work of Expansion
Replies: 4
Views: 180

Calculating Work of Expansion

Do we have show how we got our equation through the integral or can we just use the equation?
by itzeelpadillaDis1A
Mon Jan 22, 2018 5:44 pm
Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
Topic: adiabatic and diathermic?
Replies: 2
Views: 149

adiabatic and diathermic?

Do we need to know adiabatic and diathermic? There is a hw problem on it so just want to know if its possible it will show up on test 1?
by itzeelpadillaDis1A
Mon Jan 22, 2018 5:25 pm
Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
Topic: Standard State
Replies: 5
Views: 185

Standard State

How do we know when a substance is at its standard state?
by itzeelpadillaDis1A
Mon Jan 22, 2018 5:20 pm
Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
Topic: Hesss Law
Replies: 2
Views: 107

Hesss Law

explain how Hess's law depends on the fact that enthalpy is a state
property.
by itzeelpadillaDis1A
Sun Jan 21, 2018 8:38 pm
Forum: Phase Changes & Related Calculations
Topic: Test 1 [ENDORSED]
Replies: 7
Views: 331

Test 1 [ENDORSED]

What are the equations that we need to know for test 1?
by itzeelpadillaDis1A
Sun Jan 21, 2018 5:13 pm
Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
Topic: Hesss Law
Replies: 6
Views: 230

Hesss Law

Will hess's law be on Test 1?
by itzeelpadillaDis1A
Sun Jan 21, 2018 2:23 pm
Forum: Heat Capacities, Calorimeters & Calorimetry Calculations
Topic: isolated sytems
Replies: 4
Views: 181

isolated sytems

What are other isolated systems besides a calorimeter?
by itzeelpadillaDis1A
Sat Jan 13, 2018 12:29 pm
Forum: Phase Changes & Related Calculations
Topic: Phase Changes
Replies: 13
Views: 547

Phase Changes

What are the exothermic phase changes?
by itzeelpadillaDis1A
Sat Jan 13, 2018 12:23 pm
Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
Topic: Formation
Replies: 3
Views: 118

Formation

How do we know when the element is in its formation state?
by itzeelpadillaDis1A
Sat Jan 13, 2018 12:18 pm
Forum: Heat Capacities, Calorimeters & Calorimetry Calculations
Topic: Calorimeters
Replies: 3
Views: 110

Calorimeters

Can someone go into more depth of how the calorimeter works.
by itzeelpadillaDis1A
Sat Dec 09, 2017 11:52 am
Forum: Conjugate Acids & Bases
Topic: Acids and Bases
Replies: 1
Views: 136

Acids and Bases

What are the acids and bases we should for sure know?
by itzeelpadillaDis1A
Sat Dec 09, 2017 11:51 am
Forum: Balancing Chemical Reactions
Topic: Fundamentals J
Replies: 2
Views: 182

Fundamentals J

Difference between complete ionic equation and net ionic equation?
by itzeelpadillaDis1A
Wed Nov 29, 2017 8:00 pm
Forum: Non-Equilibrium Conditions & The Reaction Quotient
Topic: ICE box
Replies: 3
Views: 341

ICE box

how do we know when we -x or +x?
by itzeelpadillaDis1A
Wed Nov 29, 2017 6:35 pm
Forum: Equilibrium Constants & Calculating Concentrations
Topic: ch 11
Replies: 3
Views: 213

ch 11

in 11.33 why is everything being divide by .5?
by itzeelpadillaDis1A
Wed Nov 29, 2017 5:58 pm
Forum: Equilibrium Constants & Calculating Concentrations
Topic: ch 11 11.13
Replies: 2
Views: 160

ch 11 11.13

for 11.13, why is Q 1/PBCL3^2 if Q is [C]^c[D]^d/ [A]^a[B]^b?
by itzeelpadillaDis1A
Sun Nov 19, 2017 5:15 pm
Forum: Naming
Topic: Naming
Replies: 2
Views: 172

Naming

How do we know when to put (H2O) or (OH2)?
by itzeelpadillaDis1A
Sun Nov 19, 2017 5:14 pm
Forum: Naming
Topic: Naming
Replies: 5
Views: 268

Naming

why is Fe named as ferrate?
by itzeelpadillaDis1A
Wed Nov 15, 2017 6:32 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Determing Molecular Shape
Replies: 2
Views: 128

Determing Molecular Shape

For a radical Lewis structure, how do we know where to put the one electron?
by itzeelpadillaDis1A
Wed Nov 15, 2017 6:30 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Determing Molecular Shape
Replies: 2
Views: 159

Determing Molecular Shape

How much of the bond angles are we expected to know?
by itzeelpadillaDis1A
Thu Nov 09, 2017 2:33 pm
Forum: Dipole Moments
Topic: Dipole Moments
Replies: 1
Views: 138

Dipole Moments

How to determine that their is a dipole moment?
by itzeelpadillaDis1A
Thu Nov 09, 2017 2:31 pm
Forum: Properties of Light
Topic: Atomic Spectra
Replies: 2
Views: 182

Atomic Spectra

What are some important trend we should on the atomic spectra? Like what wavelength has higher energy and things like that
by itzeelpadillaDis1A
Wed Nov 01, 2017 10:31 pm
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: Wave Function
Replies: 2
Views: 194

Wave Function

How would we use the wave function equation?
by itzeelpadillaDis1A
Wed Nov 01, 2017 10:29 pm
Forum: Trends in The Periodic Table
Topic: Trends in the periodic table
Replies: 3
Views: 206

Trends in the periodic table

can someone explain in simple terms electron affinity?
by itzeelpadillaDis1A
Sat Oct 28, 2017 12:13 pm
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: the quantum world [ENDORSED]
Replies: 3
Views: 242

the quantum world [ENDORSED]

Why does the P-orbital have a higher energy then the S-orbital?
by itzeelpadillaDis1A
Sat Oct 28, 2017 12:12 pm
Forum: Heisenberg Indeterminacy (Uncertainty) Equation
Topic: the quantum world [ENDORSED]
Replies: 1
Views: 163

the quantum world [ENDORSED]

how do you find delta p when given mass but the velocity is given has (for example) 5.3 +/- .05 ?
by itzeelpadillaDis1A
Wed Oct 18, 2017 9:13 pm
Forum: Properties of Light
Topic: the quantum world
Replies: 7
Views: 364

the quantum world

Do we need to know the EM Spectrum entirely? what would be the best things to know?
by itzeelpadillaDis1A
Wed Oct 18, 2017 8:45 pm
Forum: Properties of Light
Topic: the quantum world [ENDORSED]
Replies: 3
Views: 254

the quantum world [ENDORSED]

Can someone explain particle wave duality?
by itzeelpadillaDis1A
Thu Oct 12, 2017 5:11 pm
Forum: Properties of Light
Topic: the quantum world [ENDORSED]
Replies: 2
Views: 178

the quantum world [ENDORSED]

What are the units/conversions we should know when talking about wavelength, frequency and energy?
by itzeelpadillaDis1A
Wed Oct 11, 2017 7:48 pm
Forum: Properties of Light
Topic: Planck Constant [ENDORSED]
Replies: 8
Views: 437

Planck Constant [ENDORSED]

In the lecture we are given Plancks constant as 6.626x10^34 but in the module it is rounded to 6.63x10^-34, should we round or keep 4 sig figs?
by itzeelpadillaDis1A
Fri Oct 06, 2017 9:19 am
Forum: SI Units, Unit Conversions
Topic: SI units [ENDORSED]
Replies: 6
Views: 386

SI units [ENDORSED]

What are the most important SI units we should know?
by itzeelpadillaDis1A
Wed Oct 04, 2017 7:15 pm
Forum: SI Units, Unit Conversions
Topic: Limiting Reagents [ENDORSED]
Replies: 8
Views: 549

Limiting Reagents [ENDORSED]

what are other ways a problem can ask to find a limiting reagent without actually saying "find the limiting reagent" ? (not actually saying the term "limiting reagent" but using an alternate way to ask the question)

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