Search found 105 matches
- Sat Mar 14, 2020 12:06 pm
- Forum: General Rate Laws
- Topic: ENDGAME 14f
- Replies: 2
- Views: 250
Re: ENDGAME 14f
Use the pre equilibrium approach
- Sat Mar 14, 2020 12:05 pm
- Forum: Van't Hoff Equation
- Topic: what does it do?
- Replies: 13
- Views: 961
Re: what does it do?
Allows you to find K at different tempratures
- Sat Mar 14, 2020 12:00 pm
- Forum: Administrative Questions and Class Announcements
- Topic: test 2 return
- Replies: 6
- Views: 615
Re: test 2 return
Email your ta
- Sat Mar 14, 2020 12:00 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Format?
- Replies: 11
- Views: 827
Re: Format?
Jared Khoo 1G wrote:Will the final still account for the 180 points on the syllabus or will it be worth less?
It will be worth the same.
- Thu Mar 12, 2020 8:58 am
- Forum: Administrative Questions and Class Announcements
- Topic: Final exam content
- Replies: 15
- Views: 1147
Re: Final exam content
Honestly, due to the circumstances the test might not look like something we are used to (MAYBE IN A GOOD WAY)
- Thu Mar 12, 2020 8:55 am
- Forum: Administrative Questions and Class Announcements
- Topic: Format?
- Replies: 11
- Views: 827
Re: Format?
No idea. We're all waiting on Lavelle's email
- Sun Mar 08, 2020 6:53 pm
- Forum: Work, Gibbs Free Energy, Cell (Redox) Potentials
- Topic: Reduced/Oxidized based on Ecell
- Replies: 6
- Views: 429
Re: Reduced/Oxidized based on Ecell
One with lower concentration will be oxidized
- Sun Mar 08, 2020 6:52 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Excellence in Chemistry Award!
- Replies: 27
- Views: 9888
Re: Excellence in Chemistry Award!
Congrats!!
- Sun Mar 08, 2020 6:52 pm
- Forum: Arrhenius Equation, Activation Energies, Catalysts
- Topic: Exothermic vs. Endothermic
- Replies: 10
- Views: 1848
Re: Exothermic vs. Endothermic
Activation energy plays a role in both.
- Sun Mar 08, 2020 6:51 pm
- Forum: Arrhenius Equation, Activation Energies, Catalysts
- Topic: Catalysts
- Replies: 28
- Views: 1667
Re: Catalysts
Catalysts lower the activation energy
- Sun Mar 08, 2020 6:50 pm
- Forum: Arrhenius Equation, Activation Energies, Catalysts
- Topic: A in the Arrhenius Equation
- Replies: 3
- Views: 265
Re: A in the Arrhenius Equation
Frequency of collisions
- Sun Mar 01, 2020 6:10 pm
- Forum: Balancing Redox Reactions
- Topic: Oxidizing/reducing agent
- Replies: 18
- Views: 1058
Re: Oxidizing/reducing agent
The one being oxidized is the reducing agent because it causes the other to become reduced and vice versa
- Sun Mar 01, 2020 6:09 pm
- Forum: Balancing Redox Reactions
- Topic: Redox Reactions and Acid/Base Reactions
- Replies: 9
- Views: 705
- Sun Mar 01, 2020 6:08 pm
- Forum: Balancing Redox Reactions
- Topic: Acidic and Basic solutions
- Replies: 11
- Views: 684
Re: Acidic and Basic solutions
Yes, you balance O using H2o and H by using H^+
- Sun Mar 01, 2020 6:08 pm
- Forum: Balancing Redox Reactions
- Topic: H+ or H2O
- Replies: 9
- Views: 606
Re: H+ or H2O
Depends what type of solution you it is occurring in.
- Sun Mar 01, 2020 6:07 pm
- Forum: Balancing Redox Reactions
- Topic: Anode and Cathode
- Replies: 9
- Views: 549
Re: Anode and Cathode
Oxidation occurs at the anode and reduction at the cathode. You can also look at the standard potentials to determine which one will be which. Galvanic cells only work with positive standard cell potentials.
- Sun Feb 23, 2020 7:49 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Lavelle's Office Hours
- Replies: 5
- Views: 439
Re: Lavelle's Office Hours
Does anyone know what Lavelle's office hours are like? Is it going over general HW problems and information, or do we need to ask him questions and bring our own HW problems in? It's similar to the TA office hours where you are able to ask questions. When I went it was mostly questions regarding th...
- Sun Feb 23, 2020 7:47 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Office Hours
- Replies: 1
- Views: 182
Office Hours
Does Dr. Lavelle announce anywhere when he cancels office hours?
- Sun Feb 23, 2020 7:45 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Is this course curved?
- Replies: 7
- Views: 537
Re: Is this course curved?
In the syllabus it says it is not curved but he usually does.
- Sun Feb 23, 2020 7:44 pm
- Forum: Administrative Questions and Class Announcements
- Topic: about the Midterm...
- Replies: 8
- Views: 540
Re: about the Midterm...
Don't be so hard on yourself :/ I went through the same thing last quarter. His 14 A midterm gave me super bad test anxiety- I thought I was going to fail. Buttttt now I don't feel like that :) just reach out for help.
- Sun Feb 23, 2020 7:42 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Recommended Pathway for Chem Series
- Replies: 13
- Views: 1534
Re: Recommended Pathway for Chem Series
Up to you but prob prioritize finish the series first then the labs.
- Sun Feb 16, 2020 9:13 pm
- Forum: Balancing Redox Reactions
- Topic: Determining charge
- Replies: 5
- Views: 294
Re: Determining charge
I am having trouble as well.
- Sun Feb 16, 2020 9:12 pm
- Forum: Thermodynamic Systems (Open, Closed, Isolated)
- Topic: Isolated vs Closed [ENDORSED]
- Replies: 34
- Views: 4166
Re: Isolated vs Closed [ENDORSED]
No, it would have to be insulated
- Sun Feb 16, 2020 9:11 pm
- Forum: Thermodynamic Systems (Open, Closed, Isolated)
- Topic: State Functions
- Replies: 4
- Views: 355
Re: State Functions
TV
PRESSURE
HUGS
PRESSURE
HUGS
- Sun Feb 16, 2020 9:10 pm
- Forum: Thermodynamic Systems (Open, Closed, Isolated)
- Topic: Kelvin or Celsius?
- Replies: 86
- Views: 5246
Re: Kelvin or Celsius?
Kelvin. it only doesn't matter if we are talking about change. If it is a capital T then it must be Kelvin
- Sun Feb 16, 2020 9:09 pm
- Forum: Thermodynamic Systems (Open, Closed, Isolated)
- Topic: isolated system
- Replies: 16
- Views: 790
- Mon Feb 10, 2020 8:57 am
- Forum: Calculating Work of Expansion
- Topic: Constant Volume and Pressure Values
- Replies: 8
- Views: 306
Re: Constant Volume and Pressure Values
You do need to memorize them
- Mon Feb 10, 2020 8:57 am
- Forum: Ideal Gases
- Topic: ideal gases
- Replies: 14
- Views: 912
Re: ideal gases
Ideal gases are elastic, have no intermolecular forces,
- Mon Feb 10, 2020 8:54 am
- Forum: Ideal Gases
- Topic: R Constant
- Replies: 18
- Views: 1057
Re: R Constant
Look at the units to decide which one to use
- Mon Feb 10, 2020 8:53 am
- Forum: Ideal Gases
- Topic: Kc vs Kp
- Replies: 109
- Views: 4414
Re: Kc vs Kp
Kc is concentration Kp is partial pressure.
- Mon Feb 10, 2020 8:53 am
- Forum: Ideal Gases
- Topic: PV=nRT
- Replies: 74
- Views: 4238
Re: PV=nRT
Pressure Volume = moles R is a constant T temperature
- Sun Feb 02, 2020 10:36 pm
- Forum: Thermodynamic Definitions (isochoric/isometric, isothermal, isobaric)
- Topic: PLF sessions
- Replies: 6
- Views: 332
Re: PLF sessions
Yes
- Sun Feb 02, 2020 10:32 pm
- Forum: Heat Capacities, Calorimeters & Calorimetry Calculations
- Topic: State Function
- Replies: 4
- Views: 277
Re: State Function
the path taken matters for heat and work
- Sun Feb 02, 2020 1:06 pm
- Forum: Thermodynamic Definitions (isochoric/isometric, isothermal, isobaric)
- Topic: Constant pressure
- Replies: 19
- Views: 641
Constant pressure
When they refer to constant pressure, are we referring to constant external pressure?
- Sat Feb 01, 2020 10:47 pm
- Forum: Thermodynamic Systems (Open, Closed, Isolated)
- Topic: Constant Pressure vs Constant Volume
- Replies: 4
- Views: 320
Constant Pressure vs Constant Volume
Can someone explain the key differences
- Sat Feb 01, 2020 10:45 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: accuracy of bond enthalpies
- Replies: 8
- Views: 374
Re: accuracy of bond enthalpies
Because it uses averages.
- Sat Jan 25, 2020 2:25 pm
- Forum: Applying Le Chatelier's Principle to Changes in Chemical & Physical Conditions
- Topic: Pressure
- Replies: 3
- Views: 134
Re: Pressure
He didn't mean that there was a more efficient way. The short cut works but it does not provide you with an accurate understanding as to why. For our tests you will not have to worry about understanding the actual reasoning. The shortcut will work just fine
- Sat Jan 25, 2020 2:22 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: Steam
- Replies: 5
- Views: 129
Re: Steam
During a phase change, temperature does not increase. The energy goes into breaking bonds.
- Sat Jan 25, 2020 2:20 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: sign changes in bond enthalpy
- Replies: 5
- Views: 136
Re: sign changes in bond enthalpy
Energy is required to break bonds so it is positive. When bonds are formed it is negative.
- Sat Jan 25, 2020 2:18 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: Melting and freezing
- Replies: 7
- Views: 247
Re: Melting and freezing
yes it would be exothermic
- Sat Jan 25, 2020 2:18 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: Help
- Replies: 1
- Views: 95
Help
Water expands when it freezes. How much work does 100. g of water do when it freezes at and pushes back the metal wall of a pipe that exerts an opposing pressure of 1070 atm? The densities of water and ice at are 1.00 and 0.92 , respectively
- Sun Jan 19, 2020 7:18 pm
- Forum: Applying Le Chatelier's Principle to Changes in Chemical & Physical Conditions
- Topic: small Ka
- Replies: 5
- Views: 174
Re: small Ka
if the ka is smaller than 10^3 than you may use the approximation but if percent dissociation is larger than 5% then you have to go back and use the quadratic equation
- Sun Jan 19, 2020 7:15 pm
- Forum: Calculating pH or pOH for Strong & Weak Acids & Bases
- Topic: Molar concentration of acids & bases
- Replies: 8
- Views: 366
Re: Molar concentration of acids & bases
molar concentration deals with molarity
- Sun Jan 19, 2020 5:27 pm
- Forum: Calculating pH or pOH for Strong & Weak Acids & Bases
- Topic: Problem 12.69
- Replies: 8
- Views: 2911
Re: Problem 12.69
I am confused as well on why you can use the Kb value for NH3
- Sun Jan 19, 2020 5:25 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: conjugate seesaw
- Replies: 4
- Views: 119
Re: conjugate seesaw
Since it is equal to a constant, if one goes down, the other must go up.
- Sat Jan 18, 2020 6:21 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: 6D7
- Replies: 1
- Views: 112
6D7
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; (b) a solution of hydrazine, NH2NH2, with pH 10.20. I looked at the solution manual and I am confused as to why (3.0x10^-8) appears twice (in the numerator and den...
- Sun Jan 12, 2020 1:57 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: Kc vs Kp
- Replies: 10
- Views: 258
Re: Kc vs Kp
Kc uses concentrations. Kp uses partial pressures. The answers will not always be the same.
- Sun Jan 12, 2020 1:53 pm
- Forum: Ideal Gases
- Topic: Conditions for Ideal Gases
- Replies: 5
- Views: 565
Re: Conditions for Ideal Gases
The ideal gas law assumes: 1) no intermolecular forces, 2)no volume, 3)collisions are perfectly elastic (no kinetic energy is lost). These conditions are not realistic, thus why it is the "ideal" gas law.
- Sun Jan 12, 2020 1:49 pm
- Forum: Ideal Gases
- Topic: R in PV=nRT
- Replies: 34
- Views: 5957
Re: R in PV=nRT
The R is a constant, you can find it on the equation sheet. Just pay attention to which unit of pressure they are using.
- Sun Jan 12, 2020 1:48 pm
- Forum: Ideal Gases
- Topic: Topics on Test 1
- Replies: 37
- Views: 1303
Re: Topics on Test 1
Definitely chemical equilibrium+ whatever else we learn before the test. Ask your TA+Lavelle
- Sun Jan 12, 2020 1:46 pm
- Forum: Ideal Gases
- Topic: Bars vs atmospheres
- Replies: 13
- Views: 327
Re: Bars vs atmospheres
Both are applicable
- Sun Dec 08, 2019 10:15 pm
- Forum: Student Social/Study Group
- Topic: Class Grading
- Replies: 44
- Views: 3539
Re: Class Grading
Hope there’s a curve!
- Sun Dec 01, 2019 9:29 pm
- Forum: Properties & Structures of Inorganic & Organic Acids
- Topic: Use of Bronsted or Lewis Definitions
- Replies: 7
- Views: 355
Re: Use of Bronsted or Lewis Definitions
Bronsted is the commonly used one.
- Sun Dec 01, 2019 9:28 pm
- Forum: Properties & Structures of Inorganic & Organic Acids
- Topic: The pH Scale
- Replies: 7
- Views: 482
Re: The pH Scale
Just know the basics of how to calculate ph.
- Sun Dec 01, 2019 9:27 pm
- Forum: Properties & Structures of Inorganic & Organic Acids
- Topic: Notes
- Replies: 3
- Views: 191
Re: Notes
He will go over some of the same things on Monday.
- Sun Dec 01, 2019 9:27 pm
- Forum: Properties & Structures of Inorganic & Organic Acids
- Topic: Difference between weak acids/bases and strong acids/bases
- Replies: 6
- Views: 388
Re: Difference between weak acids/bases and strong acids/bases
Strong acids will have complete deprotonation and strong bases will go through complete protonation.
- Sun Dec 01, 2019 9:25 pm
- Forum: Properties & Structures of Inorganic & Organic Acids
- Topic: Notes of November 25
- Replies: 4
- Views: 319
Re: Notes of November 25
Yeah! Where do you want me to send them to you?
- Sun Nov 24, 2019 8:54 pm
- Forum: Properties & Structures of Inorganic & Organic Acids
- Topic: Use of Bronsted or Lewis Definitions
- Replies: 7
- Views: 355
Re: Use of Bronsted or Lewis Definitions
Either is fine
- Sun Nov 24, 2019 8:54 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Representing larger molecules
- Replies: 4
- Views: 414
Re: Representing larger molecules
Look at the central atoms independently to determine shape.
- Sun Nov 24, 2019 8:53 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Seesaw
- Replies: 23
- Views: 954
Re: Seesaw
yes
- Sun Nov 24, 2019 8:51 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Bent vs linear
- Replies: 56
- Views: 4089
Re: Bent vs linear
2 bonded pairs, 1 lone pair= bent. 2 bonded pairs, 2 lone pairs=bent.
- Sun Nov 24, 2019 8:46 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Test 2
- Replies: 14
- Views: 735
Re: Test 2
VSEPR shapes, intermolecular forces+ how they relate to boiling point, sigma and pi bonds...
- Sun Nov 17, 2019 7:15 pm
- Forum: General Science Questions
- Topic: Test 2 Review
- Replies: 8
- Views: 611
Re: Test 2 Review
Everything after the midterm
- Sun Nov 17, 2019 7:14 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Influence of Lone Pair e- on Model
- Replies: 5
- Views: 335
Re: Influence of Lone Pair e- on Model
Lone-Lone pair PR is greater than the rest.
- Sun Nov 17, 2019 7:10 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Shapes
- Replies: 7
- Views: 418
Re: Shapes
There are helpful videos on Youtube!
- Sat Nov 16, 2019 9:36 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Electronegativity
- Replies: 5
- Views: 294
Electronegativity
Should we memorize some of the common values of electronegativity?
- Sat Nov 16, 2019 9:34 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: What is VSPER
- Replies: 14
- Views: 955
Re: What is VSPER
VSEPR (valence shell electron pair repulsion)
- Sun Nov 10, 2019 7:05 pm
- Forum: DeBroglie Equation
- Topic: De Broglie Equation Derivation and Use
- Replies: 7
- Views: 1140
Re: De Broglie Equation Derivation and Use
You don't have to know how to derive it.
- Sun Nov 10, 2019 7:04 pm
- Forum: Resonance Structures
- Topic: Formal charge and resonance
- Replies: 5
- Views: 170
Re: Formal charge and resonance
Resonance structures should have the same overall charge.
- Sun Nov 10, 2019 6:59 pm
- Forum: Coordinate Covalent Bonds
- Topic: Coordinate Covalent Bond
- Replies: 8
- Views: 594
Re: Coordinate Covalent Bond
A coordinate covalent bond is when an atom provides two electrons instead of one.
- Sun Nov 10, 2019 6:57 pm
- Forum: Octet Exceptions
- Topic: electron number in octet
- Replies: 8
- Views: 564
Re: electron number in octet
Depends on the certain element.
- Sun Nov 10, 2019 6:56 pm
- Forum: Electronegativity
- Topic: electronegativity values
- Replies: 6
- Views: 359
Re: electronegativity values
Make sure to know the trends.
- Sun Nov 10, 2019 6:55 pm
- Forum: Ionic & Covalent Bonds
- Topic: Ionization Energy
- Replies: 5
- Views: 572
Re: Ionization Energy
The elements closer to the noble gases have higher ionization energy.
- Sun Nov 03, 2019 11:35 pm
- Forum: Student Social/Study Group
- Topic: Study Tips
- Replies: 58
- Views: 4357
Re: Study Tips
Watch YouTube videos and go through the homework problems.
- Sun Nov 03, 2019 10:37 pm
- Forum: Properties of Light
- Topic: p=mv
- Replies: 4
- Views: 136
Re: p=mv
Thanks!
- Sun Nov 03, 2019 10:36 pm
- Forum: General Science Questions
- Topic: Test Question
- Replies: 8
- Views: 462
Re: Test Question
Matt Sanruk 4F wrote:Any numerical value/constants will be given to us, correct?
The equation sheet we are given for the test is on the website.
- Sun Nov 03, 2019 9:11 pm
- Forum: Lewis Structures
- Topic: Atoms that can accept more than 8 Valence E-
- Replies: 3
- Views: 203
Re: Atoms that can accept more than 8 Valence E-
Because they have a d orbital
- Sun Nov 03, 2019 9:07 pm
- Forum: Lewis Structures
- Topic: Octet Rule
- Replies: 6
- Views: 373
Re: Octet Rule
Atoms are trying to have 8 electrons in their outer shell, giving it the same e- config as a noble gas.
- Sun Nov 03, 2019 7:43 pm
- Forum: Administrative Questions and Class Announcements
- Topic: 10/28 Updates due to Fire [ENDORSED]
- Replies: 14
- Views: 1859
Re: 10/28 Updates due to Fire [ENDORSED]
If you go on the class website you can find the dates and times of the review sessions.
- Sun Nov 03, 2019 7:40 pm
- Forum: Significant Figures
- Topic: Sig figs on midterm
- Replies: 5
- Views: 301
Re: Sig figs on midterm
Yes, base your sig figs off of the given.
- Sun Oct 27, 2019 9:01 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Online Modules
- Replies: 7
- Views: 193
Re: Online Modules
I don't think he will posting any further modules.
- Sun Oct 27, 2019 9:00 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Powerpoint Slides
- Replies: 5
- Views: 158
Re: Powerpoint Slides
He does not post his slides.
- Sun Oct 27, 2019 8:03 pm
- Forum: Wave Functions and s-, p-, d-, f- Orbitals
- Topic: p-orbitals
- Replies: 11
- Views: 396
Re: p-orbitals
You don't have to to use x,y,z.
- Sun Oct 27, 2019 6:34 pm
- Forum: Lewis Structures
- Topic: Video Modules
- Replies: 11
- Views: 427
Re: Video Modules
I don't think he'll post the slides nor more videos.
- Sun Oct 27, 2019 6:33 pm
- Forum: Lewis Structures
- Topic: 2B.7
- Replies: 4
- Views: 126
Re: 2B.7
Yes!
- Sun Oct 27, 2019 4:18 pm
- Forum: Properties of Light
- Topic: p=mv
- Replies: 4
- Views: 136
p=mv
What units belong to each variable in p=mv?
- Sun Oct 27, 2019 4:01 pm
- Forum: Properties of Light
- Topic: Hz vs. frequency
- Replies: 7
- Views: 601
Re: Hz vs. frequency
Hertz is the unit for frequency.
- Sun Oct 27, 2019 3:59 pm
- Forum: Properties of Light
- Topic: Value for C
- Replies: 8
- Views: 259
Re: Value for C
I usually use 3.0x10^8.
- Sun Oct 20, 2019 9:01 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Modules
- Replies: 3
- Views: 188
Re: Modules
It would be helpful if he posted more modules.
- Sun Oct 20, 2019 9:00 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Week 2 Homework Problems [ENDORSED]
- Replies: 67
- Views: 7282
Re: Week 2 Homework Problems [ENDORSED]
Do whatever section we are covering in lecture. If he hasn't gone over it, don't do it.
- Sun Oct 20, 2019 8:58 pm
- Forum: Accuracy, Precision, Mole, Other Definitions
- Topic: Test 1 [ENDORSED]
- Replies: 107
- Views: 17690
Re: Test 1 [ENDORSED]
You can go review your test during office hours.
- Sun Oct 20, 2019 5:33 pm
- Forum: DeBroglie Equation
- Topic: Wave properties module
- Replies: 2
- Views: 124
Wave properties module
Calculate the wavelength of a 275 kg single-seat electric car traveling at a speed of 125 km.hr-1. Do electric cars have wavelike properties?
Do we have to convert the speed to m*s^-1? If so, how do you do that?
Do we have to convert the speed to m*s^-1? If so, how do you do that?
- Sun Oct 20, 2019 4:33 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Atomic spectra module
- Replies: 1
- Views: 145
Atomic spectra module
n 1.0 s, a 60 W bulb emits 11 J of energy in the form of infrared radiation (heat) of wavelength 1850 nm. What is the energy per photon of light emitted?
How many photons of infrared radiation does the lamp generate in 1.0 s?
Can someone explain the second part
How many photons of infrared radiation does the lamp generate in 1.0 s?
Can someone explain the second part
- Sun Oct 20, 2019 4:32 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Accessing the E-textbook [ENDORSED]
- Replies: 125
- Views: 30766
Re: Accessing the E-textbook [ENDORSED]
If you purchase the E-textbook, you get access to additional resources.
- Sun Oct 13, 2019 9:00 pm
- Forum: Einstein Equation
- Topic: E=hv
- Replies: 5
- Views: 208
Re: E=hv
The formula can be used to find the energy of light of a given frequency.
- Sun Oct 13, 2019 8:33 pm
- Forum: Bohr Frequency Condition, H-Atom , Atomic Spectroscopy
- Topic: Rydberg equation [ENDORSED]
- Replies: 73
- Views: 8746
Re: Rydberg equation [ENDORSED]
Now I am confused... in the textbook R is positive.
- Sun Oct 13, 2019 8:12 pm
- Forum: Properties of Light
- Topic: Helpful videos
- Replies: 1
- Views: 80
Helpful videos
Can anyone link me to helpful videos for the quantum section?
- Sun Oct 13, 2019 7:58 pm
- Forum: *Black Body Radiation
- Topic: Black Body Radiation
- Replies: 12
- Views: 705
Re: Black Body Radiation
Should we be familiar with the Stefan-Boltzmann law?
- Sun Oct 13, 2019 7:52 pm
- Forum: Accuracy, Precision, Mole, Other Definitions
- Topic: Test 1 [ENDORSED]
- Replies: 107
- Views: 17690
Re: Test 1 [ENDORSED]
You might have to go to office hours to view your test.
- Sat Oct 12, 2019 11:13 pm
- Forum: Properties of Light
- Topic: Speed of Light
- Replies: 41
- Views: 2749
Re: Speed of Light
It is a constant.