Search found 101 matches
- Wed Mar 11, 2020 10:42 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Worksheet for Review Session?
- Replies: 3
- Views: 377
Re: Worksheet for Review Session?
Has there been any updates?
- Wed Mar 11, 2020 2:01 am
- Forum: Method of Initial Rates (To Determine n and k)
- Topic: How to determine slow step?
- Replies: 9
- Views: 503
Re: How to determine slow step?
Why does the slow step determine rate law ?
- Wed Mar 11, 2020 1:57 am
- Forum: Arrhenius Equation, Activation Energies, Catalysts
- Topic: Adsorption
- Replies: 7
- Views: 386
Re: Adsorption
Why would the catalyst not be absorbed ?
- Wed Mar 11, 2020 1:41 am
- Forum: Reaction Mechanisms, Reaction Profiles
- Topic: Bottle Neck Effect
- Replies: 4
- Views: 350
Re: Bottle Neck Effect
Is the second step our first step and the second step or fast step?
- Wed Mar 11, 2020 1:24 am
- Forum: Balancing Redox Reactions
- Topic: Test 2 Return
- Replies: 20
- Views: 1170
Re: Test 2 Return
Our TA should be the ones to reach out to us, but if not I would email them to ask how our tests would redistribute
- Wed Mar 11, 2020 1:19 am
- Forum: Second Order Reactions
- Topic: does the order determine molecularity?
- Replies: 7
- Views: 901
Re: does the order determine molecularity?
An elementary reaction is a chemical reaction in which one or more chemical species react directly to form products in a single reaction step and with a single transition state.
- Wed Mar 11, 2020 1:15 am
- Forum: Second Order Reactions
- Topic: determining order
- Replies: 9
- Views: 593
Re: determining order
Can we also determine order based on it stoichiometric coefficient ?
- Wed Mar 11, 2020 1:13 am
- Forum: Second Order Reactions
- Topic: linear graph
- Replies: 7
- Views: 513
Re: linear graph
how would we determine if it is a positive or negative slope? Or do we just have to memorize it ?
- Wed Mar 11, 2020 1:11 am
- Forum: Second Order Reactions
- Topic: Final Exam Equations
- Replies: 10
- Views: 753
Re: Final Exam Equations
They are given, but we have to determine which equations are zero, first, and second order.
- Wed Mar 11, 2020 1:06 am
- Forum: Kinetics vs. Thermodynamics Controlling a Reaction
- Topic: Thermodynamics delta G
- Replies: 13
- Views: 868
Thermodynamics delta G
How does Gibbs free energy relate to Thermodynamics ?
- Wed Mar 11, 2020 1:01 am
- Forum: General Rate Laws
- Topic: molecularity
- Replies: 8
- Views: 565
Re: molecularity
For molecularity, is there such thing beyond termolecular ?
- Sun Mar 01, 2020 10:58 pm
- Forum: Interesting Applications: Rechargeable Batteries (Cell Phones, Notebooks, Cars), Fuel Cells (Space Shuttle), Photovoltaic Cells (Solar Panels), Electrolysis, Rust
- Topic: Porous Disk and Salt Bridge
- Replies: 13
- Views: 1175
Re: Porous Disk and Salt Bridge
For this class though, we mostly use the salt bridge. Are there any homework problems in which we use the porous disk ?
- Sun Mar 01, 2020 10:48 pm
- Forum: Kinetics vs. Thermodynamics Controlling a Reaction
- Topic: Diamond
- Replies: 6
- Views: 438
Re: Diamond
What do you mean by large activation energy barrier ? If it has a large activation energy barrier does that mean the reaction takes longer ?
- Sun Mar 01, 2020 10:43 pm
- Forum: Method of Initial Rates (To Determine n and k)
- Topic: determine n
- Replies: 16
- Views: 1383
Re: determine n
How can we calculate n and m?
- Sun Mar 01, 2020 2:24 pm
- Forum: Gibbs Free Energy Concepts and Calculations
- Topic: 5G.17
- Replies: 2
- Views: 234
Re: 5G.17
how would we show the ratio on the graph ?
- Sun Mar 01, 2020 2:13 pm
- Forum: Gibbs Free Energy Concepts and Calculations
- Topic: 5J.11 Halogen affect on K
- Replies: 2
- Views: 252
Re: 5J.11 Halogen affect on K
so it being endothermic has nothing to do with X being a halogen ? It is just the fact to form X, energy is needed to break the bonds of X2 ?
- Sun Feb 23, 2020 8:11 pm
- Forum: Appications of the Nernst Equation (e.g., Concentration Cells, Non-Standard Cell Potentials, Calculating Equilibrium Constants and pH)
- Topic: cell potention in nernst
- Replies: 3
- Views: 247
Re: cell potention in nernst
How would we know to use Nernst equation ?
- Sun Feb 23, 2020 8:03 pm
- Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
- Topic: Cathode vs Anode
- Replies: 11
- Views: 887
Re: Cathode vs Anode
Cathode is the half reaction that is being reduced and anode is the half reaction that is being oxidized. And usually in the cell diagrams, anode is on the left and cathode is on the right.
- Sun Feb 23, 2020 8:01 pm
- Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
- Topic: 6L.5 b)
- Replies: 5
- Views: 311
Re: 6L.5 b)
An anode is the half reaction that is being oxidized
- Sun Feb 23, 2020 7:56 pm
- Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
- Topic: 6L. 3
- Replies: 4
- Views: 308
Re: 6L. 3
Is there an instance where the right is an anode and the left is a cathode? Or the rule is that it is always, are there exceptions?
- Sun Feb 23, 2020 7:54 pm
- Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
- Topic: cell diagrams
- Replies: 5
- Views: 339
Re: cell diagrams
For the cell diagram, does it matter where the cathode and anode are placed ?
- Mon Feb 17, 2020 12:25 am
- Forum: Balancing Redox Reactions
- Topic: Oxidation Number Rules
- Replies: 7
- Views: 488
Re: Oxidation Number Rules
I am pretty sure we need to know them and be able to calculate them.
- Mon Feb 17, 2020 12:16 am
- Forum: Van't Hoff Equation
- Topic: When to Use Vant Hoff
- Replies: 5
- Views: 368
Re: When to Use Vant Hoff
So the standard enthalpy change must be given in order to use this equation?
- Mon Feb 17, 2020 12:13 am
- Forum: Balancing Redox Reactions
- Topic: oxidation number
- Replies: 10
- Views: 737
Re: oxidation number
From the periodic table, which ones are the common ones when they are the most electronegative?
- Mon Feb 17, 2020 12:08 am
- Forum: Balancing Redox Reactions
- Topic: redox reaction
- Replies: 10
- Views: 568
Re: redox reaction
Calculate the oxidation number and then notice which has gained electrons (reduction) and has lost electrons (oxidation).
- Mon Feb 17, 2020 12:03 am
- Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
- Topic: Electrochemical cell
- Replies: 4
- Views: 287
Re: Electrochemical cell
For the reverse reaction, how is the electron flow ? Does it shift the oxidation and reduction sides?
- Sun Feb 09, 2020 11:56 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: q=H
- Replies: 4
- Views: 303
Re: q=H
I know that q is not always delta H, but it can if it is at constant pressure. But why is delta H always q?
- Sun Feb 09, 2020 11:50 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: 4D.7
- Replies: 5
- Views: 199
Re: 4D.7
In what conditions is it not safe to assume that the temperature is not at room temperature besides when it is given?
- Sun Feb 09, 2020 11:48 pm
- Forum: Gibbs Free Energy Concepts and Calculations
- Topic: spontaneity
- Replies: 18
- Views: 688
Re: spontaneity
How is releasing free energy spontaneous ?
- Sun Feb 09, 2020 11:41 pm
- Forum: Calculating Work of Expansion
- Topic: 4A.7
- Replies: 3
- Views: 129
Re: 4A.7
yes it does, it represent the change in temperature.
- Sun Feb 09, 2020 11:37 pm
- Forum: Third Law of Thermodynamics (For a Unique Ground State (W=1): S -> 0 as T -> 0) and Calculations Using Boltzmann Equation for Entropy
- Topic: Degeneracy
- Replies: 5
- Views: 233
Re: Degeneracy
How are we able to determine the microstates? Is it given?
- Sun Feb 02, 2020 11:37 pm
- Forum: Student Social/Study Group
- Topic: Post All Chemistry Jokes Here
- Replies: 9651
- Views: 3055302
Re: Post All Chemistry Jokes Here
I'm diene, but I'll keep triene !
- Sun Feb 02, 2020 11:29 pm
- Forum: Concepts & Calculations Using First Law of Thermodynamics
- Topic: First law of thermodynamics
- Replies: 3
- Views: 260
Re: First law of thermodynamics
How would you do the calculations for the first law of thermodynamics ?
- Sun Feb 02, 2020 11:22 pm
- Forum: Thermodynamic Systems (Open, Closed, Isolated)
- Topic: 4A1
- Replies: 2
- Views: 75
Re: 4A1
If it is a calorimeter, is it always an isolated system ?
- Sun Feb 02, 2020 11:20 pm
- Forum: Thermodynamic Systems (Open, Closed, Isolated)
- Topic: Resources
- Replies: 3
- Views: 114
Re: Resources
Yes the workshops and step up sessions are helpful as some UAs provide worksheets and guide us and he also provides review sessions to go to to review for the midterm.
- Sun Feb 02, 2020 11:15 pm
- Forum: Calculating Work of Expansion
- Topic: reversible expansion
- Replies: 6
- Views: 132
Re: reversible expansion
How can we calculate a reversible expansion?
- Sun Jan 26, 2020 11:57 pm
- Forum: Thermodynamic Systems (Open, Closed, Isolated)
- Topic: state functions and properties
- Replies: 11
- Views: 5970
Re: state functions and properties
What are some examples of state functions and path functions?
- Sun Jan 26, 2020 11:49 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: enthalpy/state properties
- Replies: 4
- Views: 161
Re: enthalpy/state properties
Why is the path taken not relevant to enthalpy?
- Sun Jan 26, 2020 11:45 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: Week 4 Homework
- Replies: 11
- Views: 322
Re: Week 4 Homework
So are we on thermodynamics?
- Sun Jan 26, 2020 11:43 pm
- Forum: Phase Changes & Related Calculations
- Topic: 3 Methods
- Replies: 4
- Views: 126
Re: 3 Methods
Depending on the information given on the question, we will able to distinguish which method to use; but it is best to learn how to use all methods.
- Sun Jan 26, 2020 11:41 pm
- Forum: Phase Changes & Related Calculations
- Topic: Temp. of sample
- Replies: 4
- Views: 100
Re: Temp. of sample
I'm confused as to why it remains constant. Why is that the case ?
- Sun Jan 19, 2020 10:54 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: Acid Base Equilibria
- Replies: 5
- Views: 175
Re: Acid Base Equilibria
Finding K in terms of pressure or concentrations are different because of the units and on a question it should be clear which one we should find in terms of what units they are looking for.
- Sun Jan 19, 2020 10:51 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: ICE Table
- Replies: 2
- Views: 90
Re: ICE Table
Yes, it is safe to assume unless otherwise stated on a question, which is why in class we have been finding Ka and Kb.
- Sun Jan 19, 2020 10:48 pm
- Forum: Ideal Gases
- Topic: ICE Tables
- Replies: 8
- Views: 465
Re: ICE Tables
Usually +x is used for products and -x is used for reactants, but it does depend if it is a forward or reverse reaction.
- Sun Jan 19, 2020 10:45 pm
- Forum: Applying Le Chatelier's Principle to Changes in Chemical & Physical Conditions
- Topic: Effect of increasing pressure on reactions
- Replies: 6
- Views: 243
Re: Effect of increasing pressure on reactions
Why isn't when you add inert gas, the concentrations and the equilibrium do not change ?
- Sun Jan 19, 2020 10:39 pm
- Forum: Applying Le Chatelier's Principle to Changes in Chemical & Physical Conditions
- Topic: Le Chatelier's Priciple
- Replies: 4
- Views: 209
Re: Le Chatelier's Priciple
No, solids or liquids do not affect the concentrations or therefore equilibrium. Only temperature can affect the K.
- Sun Jan 12, 2020 10:29 pm
- Forum: Non-Equilibrium Conditions & The Reaction Quotient
- Topic: The concept of Gibbs Free Energy
- Replies: 4
- Views: 205
Re: The concept of Gibbs Free Energy
Why is the concepts of Gibbs free energy relevant?
- Sun Jan 12, 2020 10:28 pm
- Forum: Applying Le Chatelier's Principle to Changes in Chemical & Physical Conditions
- Topic: Inert gas
- Replies: 6
- Views: 147
Re: Inert gas
why doesn't the individual partial pressure change and the pressure of the system does change?
- Sun Jan 12, 2020 10:25 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: Homogenous Equilibrium
- Replies: 13
- Views: 360
Re: Homogenous Equilibrium
How does a homogenous or heterogeneous equilibrium affect a reaction?
- Sun Jan 12, 2020 9:19 pm
- Forum: Ideal Gases
- Topic: The Laws
- Replies: 7
- Views: 199
Re: The Laws
what should we know about the ideal gas law?
- Sun Jan 12, 2020 8:53 pm
- Forum: Ideal Gases
- Topic: Kc vs Kp
- Replies: 5
- Views: 277
Re: Kc vs Kp
If given partial pressures we calculate Kp, but if concentrations are given we calculate Kc.
- Sun Dec 08, 2019 10:10 am
- Forum: Acidity & Basicity Constants and The Conjugate Seesaw
- Topic: 6c.17
- Replies: 5
- Views: 375
Re: 6c.17
How would we calculate the pkb value? Would it have to be given?
- Sat Dec 07, 2019 6:00 pm
- Forum: Identifying Acidic & Basic Salts
- Topic: Knowing strong acids and bases
- Replies: 8
- Views: 524
Re: Knowing strong acids and bases
What are some examples of group one and group 1 and group 2 oxoacids?
- Sat Dec 07, 2019 10:33 am
- Forum: Biological Examples
- Topic: Cisplatin
- Replies: 9
- Views: 801
Re: Cisplatin
Does chlorine get replaced by water or nitrogen from guanine base pair?
- Sat Dec 07, 2019 10:26 am
- Forum: Biological Examples
- Topic: Cisplatin bonding in 2 places
- Replies: 3
- Views: 247
Re: Cisplatin bonding in 2 places
How do we know that the chlorine atoms are displaced?
- Sat Dec 07, 2019 10:23 am
- Forum: Shape, Structure, Coordination Number, Ligands
- Topic: Deciding shape
- Replies: 3
- Views: 210
Re: Deciding shape
How do we differentiate between tetrahedral and square planar complex if it has 4 ligands attached to the coordinate compound?
- Sun Dec 01, 2019 9:03 pm
- Forum: Bronsted Acids & Bases
- Topic: naming
- Replies: 4
- Views: 275
Re: naming
Do we have to memorize the names of common acids and bases ?
- Sun Dec 01, 2019 8:49 pm
- Forum: Shape, Structure, Coordination Number, Ligands
- Topic: drawing a chelate
- Replies: 2
- Views: 183
Re: drawing a chelate
Are we expected to know how to draw a chelate and/or coordination compound?
- Sun Dec 01, 2019 8:36 pm
- Forum: Biological Examples
- Topic: EDTA
- Replies: 3
- Views: 176
Re: EDTA
How does EDTA remove deadly metals from the bloodstream?
- Sun Dec 01, 2019 8:27 pm
- Forum: Biological Examples
- Topic: Cisplatin
- Replies: 5
- Views: 298
Re: Cisplatin
Do we need to know why the chlorines bind to the guanines of the DNA strand?
- Sun Dec 01, 2019 8:20 pm
- Forum: Naming
- Topic: explain Coordination compound
- Replies: 5
- Views: 383
Re: explain Coordination compound
You can find the coordination number by counting the numbers of atoms bound to it.
- Sun Nov 24, 2019 9:32 pm
- Forum: Shape, Structure, Coordination Number, Ligands
- Topic: Replacing H2O
- Replies: 2
- Views: 215
Re: Replacing H2O
Are we expected to know and identify which H2O ligands can be replaced with in the coordinate compounds?
Re: 9C.1
How would you start to name the ligands?
- Sun Nov 24, 2019 9:01 pm
- Forum: Biological Examples
- Topic: Biological Examples
- Replies: 10
- Views: 487
Re: Biological Examples
It would also be helpful to know and describe the biological functions of hemoglobin, myoglobin and vitamin B12.
- Sun Nov 24, 2019 8:57 pm
- Forum: Biological Examples
- Topic: cisplatin
- Replies: 6
- Views: 375
Re: cisplatin
Yes, we are expected to know this for the class and discuss well known examples of coordination compounds that are used as chemotherapy drugs.
- Sun Nov 24, 2019 8:52 pm
- Forum: Naming
- Topic: Week 9 and Week 10 HW?
- Replies: 21
- Views: 969
Re: Week 9 and Week 10 HW?
9C is coordination compounds and week 10 homework should be Lewis acids and bases.
- Sun Nov 17, 2019 8:24 pm
- Forum: Sigma & Pi Bonds
- Topic: Sigma and Pi Bonds
- Replies: 8
- Views: 507
Re: Sigma and Pi Bonds
Why are sigma and pi bonds relevant?
- Sun Nov 17, 2019 8:15 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: 2E.25
- Replies: 3
- Views: 106
Re: 2E.25
How do we know that the C-H bond is stronger than C-Cl?
- Sun Nov 17, 2019 8:10 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Dipole moment
- Replies: 5
- Views: 340
Re: Dipole moment
How do we determine when dipoles moments cancel?
- Sun Nov 17, 2019 8:06 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: 3F.19
- Replies: 2
- Views: 94
Re: 3F.19
So does notation matter when determining if it is rod shape and spherical?
- Wed Nov 13, 2019 11:14 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Problem 2E 7
- Replies: 5
- Views: 313
Re: Problem 2E 7
How would you draw the resonance structure for SOCl2?
- Sun Nov 10, 2019 11:43 pm
- Forum: Bond Lengths & Energies
- Topic: Size
- Replies: 13
- Views: 771
Re: Size
Does bond length also affect how strong the bond is?
- Sun Nov 10, 2019 11:38 pm
- Forum: Dipole Moments
- Topic: Dipole moments in nonpolar molecule
- Replies: 2
- Views: 121
Re: Dipole moments in nonpolar molecule
If the polarity of a molecule cancel, do they still have dipole interactions?
- Sun Nov 10, 2019 11:29 pm
- Forum: Dipole Moments
- Topic: 3F.13
- Replies: 2
- Views: 268
Re: 3F.13
How can you determine what I, II, and III are from the compound and tell the charges from each?
- Sun Nov 10, 2019 11:24 pm
- Forum: Dipole Moments
- Topic: Dipole Moment
- Replies: 6
- Views: 326
Re: Dipole Moment
How do we know when a molecule has a dipole moment?
- Sun Nov 10, 2019 11:21 pm
- Forum: Student Social/Study Group
- Topic: Post All Chemistry Jokes Here
- Replies: 9651
- Views: 3055302
Re: Post All Chemistry Jokes Here
I try to tell chemistry jokes but there is no reaction.
- Sun Nov 03, 2019 11:48 pm
- Forum: Lewis Structures
- Topic: Drawing lewis structures
- Replies: 5
- Views: 206
Re: Drawing lewis structures
How do we determine when an atom prefers a +/- formal charge based on their electronegativity? Are we suppose to know based on the periodic table?
- Sun Nov 03, 2019 11:33 pm
- Forum: Trends in The Periodic Table
- Topic: Effective Nuclear Charge and Nuclear Charge
- Replies: 6
- Views: 224
Re: Effective Nuclear Charge and Nuclear Charge
How do you determine nuclear charge based on the periodic table?
- Sun Nov 03, 2019 11:29 pm
- Forum: Lewis Structures
- Topic: Exceptions to octet rule
- Replies: 4
- Views: 182
Re: Exceptions to octet rule
Another exception include radicals in which electrons have incomplete octets because their electrons have unpaired spins such methyl radical.
- Sun Nov 03, 2019 11:20 pm
- Forum: Lewis Structures
- Topic: Drawing Lewis Structures
- Replies: 3
- Views: 153
Re: Drawing Lewis Structures
In other words, if it is a neutral atom the formal charge of an atom must equal zero but if it is charged, then the formal charge must add up to the charge that was given.
- Sun Nov 03, 2019 11:12 pm
- Forum: Octet Exceptions
- Topic: Expanded Octets
- Replies: 5
- Views: 212
Re: Expanded Octets
Are there any expanded octet that we have to memorize? Or do we have know based on the d-orbitals?
- Sun Oct 27, 2019 10:22 pm
- Forum: Ionic & Covalent Bonds
- Topic: 2A.23
- Replies: 2
- Views: 104
Re: 2A.23
I am confused on how you determined the chemical formula? Can someone explain how to find the chemical formula.
- Sun Oct 27, 2019 10:07 pm
- Forum: Ionic & Covalent Bonds
- Topic: Single bond vs. Double bond vs. Triple bond
- Replies: 3
- Views: 159
Re: Single bond vs. Double bond vs. Triple bond
To add on, triple bonds have even more shared electrons therefore it is shorter than a double bond.
- Sun Oct 27, 2019 9:23 pm
- Forum: Student Social/Study Group
- Topic: Post All Chemistry Jokes Here
- Replies: 9651
- Views: 3055302
Re: Post All Chemistry Jokes Here
What did one ion say to the other?
I got my ion you.
I got my ion you.
- Sun Oct 27, 2019 9:14 pm
- Forum: Ionic & Covalent Bonds
- Topic: 2A.15
- Replies: 4
- Views: 177
Re: 2A.15
How do you determine if it is easier to lose three electrons than to gain electrons?
- Thu Oct 24, 2019 12:04 am
- Forum: Ionic & Covalent Bonds
- Topic: ground state electron configurations
- Replies: 3
- Views: 223
Re: ground state electron configurations
I’m also confused as to why we add instead of subtracting 3.
- Sun Oct 20, 2019 11:38 pm
- Forum: *Shrodinger Equation
- Topic: Review
- Replies: 4
- Views: 150
Re: Review
Is it required to have the Sapling? Or is it more as a resource to have?
- Sun Oct 20, 2019 11:32 pm
- Forum: Student Social/Study Group
- Topic: Post All Chemistry Jokes Here
- Replies: 9651
- Views: 3055302
Re: Post All Chemistry Jokes Here
Why does a hamburger yield lower energy than steak?
Because it is in the ground state.
Because it is in the ground state.
- Sun Oct 20, 2019 11:15 pm
- Forum: Wave Functions and s-, p-, d-, f- Orbitals
- Topic: Advice for studying
- Replies: 92
- Views: 6543
Re: Advice for studying
The workshops and the step-up sessions have been helpful in approaching problems and reviewing topics that I find confusing. I also go on YouTube when I haven't completely grasped the concepts, but I would strongly recommend to go to office hours for your TA as well.
- Sun Oct 20, 2019 10:59 pm
- Forum: Student Social/Study Group
- Topic: Post All Chemistry Jokes Here
- Replies: 9651
- Views: 3055302
Re: Post All Chemistry Jokes Here
What do you call a clown who's in jail?
A silicon.
A silicon.
- Sun Oct 13, 2019 11:21 pm
- Forum: Limiting Reactant Calculations
- Topic: Tricky Limiting Reagent Question
- Replies: 3
- Views: 258
Re: Tricky Limiting Reagent Question
I was also confused, but thank this really helps.
- Sun Oct 13, 2019 11:16 pm
- Forum: Empirical & Molecular Formulas
- Topic: Nomenclature
- Replies: 11
- Views: 2263
Re: Nomenclature
Although we do not have to worry about it, how can you prepare for it and become better at it?
- Sun Oct 13, 2019 11:10 pm
- Forum: Ideal Gases
- Topic: Reading the textbook
- Replies: 262
- Views: 147549
Re: Reading the textbook
When reading from the textbook, what should you take notes on? Or rather what should you focus on?
- Sun Oct 13, 2019 11:05 pm
- Forum: Bohr Frequency Condition, H-Atom , Atomic Spectroscopy
- Topic: Wavelength Plausibility
- Replies: 31
- Views: 2602
Re: Wavelength Plausibility
Quick clarification, why isn't not detectable?
- Sun Oct 13, 2019 10:59 pm
- Forum: Student Social/Study Group
- Topic: Post All Chemistry Jokes Here
- Replies: 9651
- Views: 3055302
Re: Post All Chemistry Jokes Here
"Right there on the periodic table! Do you see it??"
- "Oh my GAWWD! I can't believe it!"
"It's the element of surprise"
- "Oh my GAWWD! I can't believe it!"
"It's the element of surprise"
- Sun Oct 13, 2019 10:57 pm
- Forum: Student Social/Study Group
- Topic: Post All Chemistry Jokes Here
- Replies: 9651
- Views: 3055302
Re: Post All Chemistry Jokes Here
Water droplets ask, "Hey oil! Wanna hang out?"
Oil responds "Well I can't mix with you guys."
Water exclaims, "Hydrophobe!"
Oil responds "Well I can't mix with you guys."
Water exclaims, "Hydrophobe!"
- Wed Oct 09, 2019 10:45 am
- Forum: Accuracy, Precision, Mole, Other Definitions
- Topic: E1
- Replies: 13
- Views: 3043
Re: E1
How do we know that we are suppose to convert from pm to km to m?
- Fri Oct 04, 2019 5:38 pm
- Forum: Limiting Reactant Calculations
- Topic: Reviewing High School Chem Tips
- Replies: 10
- Views: 797
Re: Reviewing High School Chem Tips
When using the textbook to review chemistry, how would you approach each section to fully understand the concept?
- Fri Oct 04, 2019 5:26 pm
- Forum: SI Units, Unit Conversions
- Topic: Fundamental E.1
- Replies: 5
- Views: 169
Re: Fundamental E.1
How would you convert pm to m?
- Fri Oct 04, 2019 1:39 pm
- Forum: Empirical & Molecular Formulas
- Topic: M. 15
- Replies: 1
- Views: 141
Re: M. 15
You will first write the chemical equation that is given and balance it. Al(s) + Cl2(g) ---> AlCl3(s) After you balance the chemical equation, you find the moles of Al and Cl2 to help you determine the limiting reactant. To find the moles, you would convert to moles. So for Al, you would use 255g an...