Search found 86 matches

by Mitchell Koss 4G
Mon Jan 27, 2020 10:14 pm
Forum: Phase Changes & Related Calculations
Topic: ∆H
Replies: 15
Views: 37

Re: ∆H

You can also see if heat is used as a product or reactant for determining exo/endo thermic
by Mitchell Koss 4G
Mon Jan 27, 2020 10:13 pm
Forum: Phase Changes & Related Calculations
Topic: Steam Burns
Replies: 9
Views: 28

Re: Steam Burns

The second flat line is longer than the first meaning more energy is involved for making steam from boiling water
by Mitchell Koss 4G
Mon Jan 27, 2020 10:12 pm
Forum: Phase Changes & Related Calculations
Topic: Steam?
Replies: 6
Views: 28

Re: Steam?

It takes longer to break the final bonds so steam burns more
by Mitchell Koss 4G
Mon Jan 27, 2020 10:10 pm
Forum: Phase Changes & Related Calculations
Topic: Why does steam cause burns?
Replies: 20
Views: 65

Re: Why does steam cause burns?

It takes longer for the bonds to break.
by Mitchell Koss 4G
Mon Jan 27, 2020 10:09 pm
Forum: Phase Changes & Related Calculations
Topic: sig figs
Replies: 5
Views: 19

Re: sig figs

The only deviation for standard sig fig rules is pH and logs.
by Mitchell Koss 4G
Mon Jan 27, 2020 10:08 pm
Forum: Phase Changes & Related Calculations
Topic: Chem 14A Final Pickup
Replies: 8
Views: 28

Re: Chem 14A Final Pickup

I got mine at the front desk and you can go anytime they are there.
by Mitchell Koss 4G
Mon Jan 20, 2020 8:06 am
Forum: Non-Equilibrium Conditions & The Reaction Quotient
Topic: pKa and pKb
Replies: 17
Views: 47

Re: pKa and pKb

always go back to pH= -log[H30+] and pOH= -log[OH-]. From this you can get the other relationships
by Mitchell Koss 4G
Mon Jan 20, 2020 8:04 am
Forum: Non-Equilibrium Conditions & The Reaction Quotient
Topic: X was ignored
Replies: 27
Views: 79

Re: X was ignored

x is very small so it is basically zero for the denominator (0.0000000000000000001), but we leave x alone in the numerator cause having 0 up top would make the whole thing=0.
by Mitchell Koss 4G
Mon Jan 20, 2020 8:02 am
Forum: Non-Equilibrium Conditions & The Reaction Quotient
Topic: lewis structure
Replies: 11
Views: 30

Re: lewis structure

No chem 14A material will not be on our tests. It can be helpful for deeper understanding but I feel like it is not necessary.
by Mitchell Koss 4G
Mon Jan 20, 2020 8:01 am
Forum: Non-Equilibrium Conditions & The Reaction Quotient
Topic: H20 in the ICE table
Replies: 26
Views: 86

Re: H20 in the ICE table

Leave H2O out only if it is a liquid. It must be included if it is a gas.
by Mitchell Koss 4G
Mon Jan 20, 2020 7:59 am
Forum: Non-Equilibrium Conditions & The Reaction Quotient
Topic: ice table
Replies: 5
Views: 18

Re: ice table

ICE tables are all about equilibrium so there is no need to include solids or liquids.
by Mitchell Koss 4G
Mon Jan 20, 2020 7:58 am
Forum: Non-Equilibrium Conditions & The Reaction Quotient
Topic: Identifying endothermic vs exothermic
Replies: 7
Views: 17

Re: Identifying endothermic vs exothermic

They will need to give you a delta H, so it it is positive, reaction is endothermic, but if it is negative, it is exothermic.
by Mitchell Koss 4G
Mon Jan 20, 2020 7:56 am
Forum: Non-Equilibrium Conditions & The Reaction Quotient
Topic: q vs k
Replies: 9
Views: 15

Re: q vs k

Yes if a reaction reaches equilibrium, it will have Q=K
by Mitchell Koss 4G
Mon Jan 13, 2020 11:37 am
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Hw for next week
Replies: 19
Views: 61

Re: Hw for next week

Yes, as long as we talk about chem eq which we will.
by Mitchell Koss 4G
Mon Jan 13, 2020 11:36 am
Forum: Equilibrium Constants & Calculating Concentrations
Topic: solids and liquids
Replies: 6
Views: 22

Re: solids and liquids

you can't have the concentration of a solid object
by Mitchell Koss 4G
Mon Jan 13, 2020 11:35 am
Forum: Equilibrium Constants & Calculating Concentrations
Topic: K and Q
Replies: 6
Views: 16

Re: K and Q

K is definite eq constant but Q is just the value at some time.
by Mitchell Koss 4G
Mon Jan 13, 2020 11:34 am
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Units for K
Replies: 21
Views: 56

Re: Units for K

K has no units but units you plug in matter, so use mol/L not mL or mol.
by Mitchell Koss 4G
Mon Jan 13, 2020 11:33 am
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Autoprotolysis of water endo or exo?
Replies: 4
Views: 11

Re: Autoprotolysis of water endo or exo?

The autoionization of water is an endothermic reaction.
by Mitchell Koss 4G
Tue Jan 07, 2020 11:45 am
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Equilibrium Constant for Solids/Gases
Replies: 5
Views: 32

Re: Equilibrium Constant for Solids/Gases

Equilibrium constants are ratios and you cannot just delete the numerator, it needs a place holder.
by Mitchell Koss 4G
Tue Jan 07, 2020 11:44 am
Forum: Equilibrium Constants & Calculating Concentrations
Topic: ICE Table Variables
Replies: 2
Views: 17

ICE Table Variables

In module 2, Dr. Lavelle did not use the variable x for the change concentration, but did so in module 3. Should we just stick with always using variables for change concentration to be safe? Are there any cases in which we could not use variables?
by Mitchell Koss 4G
Tue Jan 07, 2020 11:42 am
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Very Large K
Replies: 12
Views: 64

Re: Very Large K

Conversely, a very very small K means the left side of the reaction is favored.
by Mitchell Koss 4G
Tue Jan 07, 2020 11:41 am
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Units in Bars
Replies: 4
Views: 33

Re: Units in Bars

I believe it is safe to say that 1 bar is equal to 1 atm
by Mitchell Koss 4G
Tue Jan 07, 2020 11:40 am
Forum: Equilibrium Constants & Calculating Concentrations
Topic: Heterogenous vs. Homogenous equations
Replies: 6
Views: 32

Re: Heterogenous vs. Homogenous equations

And remember that terms in reactions that are solids or pure liquids are left out of the equilibrium constant.
by Mitchell Koss 4G
Mon Jan 06, 2020 4:31 pm
Forum: Ideal Gases
Topic: ICE Table Variables
Replies: 6
Views: 49

ICE Table Variables

In online module #2, Dr. Lavelle represents the ICE box change without x terms but just by the concentration. In module 3, he uses x as a variable for the change amount. Should we always use variables from this point on? Are there times we would not be able to use variables?
by Mitchell Koss 4G
Tue Dec 03, 2019 2:27 pm
Forum: Shape, Structure, Coordination Number, Ligands
Topic: Final
Replies: 2
Views: 27

Final

How much of the naming coordination compounds table are we expected to know? I understand needing to know that Cl has a -1 charge and that it becomes cholro, but do we need to know how to draw edta and write its chemical formula?
by Mitchell Koss 4G
Mon Dec 02, 2019 6:38 pm
Forum: Administrative Questions and Class Announcements
Topic: Final [ENDORSED]
Replies: 10
Views: 548

Re: Final [ENDORSED]

2019 key word: marshmallow
by Mitchell Koss 4G
Mon Dec 02, 2019 6:37 pm
Forum: Administrative Questions and Class Announcements
Topic: Final Exam Location
Replies: 11
Views: 70

Re: Final Exam Location

The assignments are now available on the class website, the 2pm class is in Moore 100
by Mitchell Koss 4G
Mon Dec 02, 2019 6:35 pm
Forum: *Stereochemistry
Topic: What is the difference between cis and trans?
Replies: 2
Views: 578

Re: What is the difference between cis and trans?

Cis is same side, trans is opposite side
by Mitchell Koss 4G
Mon Dec 02, 2019 6:33 pm
Forum: Calculating the pH of Salt Solutions
Topic: PH
Replies: 5
Views: 27

Re: PH

Also remember that there is pH and pOH
by Mitchell Koss 4G
Mon Dec 02, 2019 6:33 pm
Forum: Calculating the pH of Salt Solutions
Topic: Sig Figs for logarithmic funcitons
Replies: 6
Views: 60

Re: Sig Figs for logarithmic funcitons

Sig fig rules are standard for any kind of problem
by Mitchell Koss 4G
Mon Dec 02, 2019 6:32 pm
Forum: Calculating the pH of Salt Solutions
Topic: pH formula?
Replies: 21
Views: 388

Re: pH formula?

No you do not need to understand how logarithms are derived
by Mitchell Koss 4G
Mon Nov 25, 2019 8:51 pm
Forum: Administrative Questions and Class Announcements
Topic: Attach Pictures
Replies: 3
Views: 54

Re: Attach Pictures

You can also add things like a url or YouTube video by looking at the buttons right below the subject line when making a post
by Mitchell Koss 4G
Mon Nov 25, 2019 8:50 pm
Forum: Administrative Questions and Class Announcements
Topic: posting on chemistry community
Replies: 11
Views: 136

Re: posting on chemistry community

Dr. Lavelle said the weekend ends on Sunday 11:59 so that is when things are due
by Mitchell Koss 4G
Mon Nov 25, 2019 8:49 pm
Forum: Administrative Questions and Class Announcements
Topic: How to find my posts
Replies: 48
Views: 37876

Re: How to find my posts

Online can get complicated so I just keep a piece of paper with a tally.
by Mitchell Koss 4G
Mon Nov 25, 2019 8:47 pm
Forum: Lewis Acids & Bases
Topic: Donor and Acceptor
Replies: 6
Views: 36

Re: Donor and Acceptor

Since electrons are negative and protons are positive the relationship can become confused but drawing a diagram can help
by Mitchell Koss 4G
Mon Nov 25, 2019 8:46 pm
Forum: Lewis Acids & Bases
Topic: SO3
Replies: 2
Views: 26

Re: SO3

Dr. Lavelle also highlighted in class that when discussing clean vs dirty coal, clean coal doesn’t emit as much SO3 as dirty coal
by Mitchell Koss 4G
Mon Nov 25, 2019 8:45 pm
Forum: Lewis Acids & Bases
Topic: When is an acid considered Bronsted?
Replies: 9
Views: 59

Re: When is an acid considered Bronsted?

Bronstead vs Lewis is really the same concept, the difference is the level of detail each gives, with Lewis focusing on the electrons, and Bronstead focusing on the general shift.
by Mitchell Koss 4G
Thu Nov 21, 2019 2:11 pm
Forum: Naming
Topic: Cation/Anion
Replies: 7
Views: 221

Re: Cation/Anion

Not necessarily but it is helpful to know the common ones.
by Mitchell Koss 4G
Thu Nov 21, 2019 2:11 pm
Forum: Naming
Topic: Naming Compounds (general question)
Replies: 5
Views: 36

Re: Naming Compounds (general question)

Dr. Lavelle also just sent an email with a naming chart that is helpful
by Mitchell Koss 4G
Thu Nov 21, 2019 2:10 pm
Forum: Biological Examples
Topic: Cisplatin
Replies: 2
Views: 33

Re: Cisplatin

In simpler terms: 2 Cl on one side can form 2 bonds; 2 Cl on opposite side can only form 1 bond. 1 bond is easier to break than 2, so the cisplatin bond is harder to break.
by Mitchell Koss 4G
Thu Nov 21, 2019 2:07 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Which shape
Replies: 6
Views: 40

Re: Which shape

It is helpful to watch a YouTube video explaining the difference as many can be determined without looking at Lewis diagram
by Mitchell Koss 4G
Thu Nov 21, 2019 2:06 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Molecular Shape vs. Geometry
Replies: 5
Views: 38

Re: Molecular Shape vs. Geometry

The electron domain shape is needed for bond angles but only the molecular shape is specifically asked for on a test for example.
by Mitchell Koss 4G
Thu Nov 21, 2019 2:04 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: test 2
Replies: 3
Views: 40

Re: test 2

My TA said they will begin grading over Thanksgiving so we prop shouldn’t expect a grade back until week 10
by Mitchell Koss 4G
Tue Nov 12, 2019 10:24 am
Forum: Heisenberg Indeterminacy (Uncertainty) Equation
Topic: Uncertainty in Speed [ENDORSED]
Replies: 18
Views: 1169

Re: Uncertainty in Speed [ENDORSED]

Also, don’t confuse frequency (v) with velocity (v)
by Mitchell Koss 4G
Tue Nov 12, 2019 10:23 am
Forum: Electronegativity
Topic: Atom size
Replies: 16
Views: 159

Re: Atom size

However, being electronegative does not make an atom small, it is being small that would impact electronegativity
by Mitchell Koss 4G
Tue Nov 12, 2019 10:22 am
Forum: Ionic & Covalent Bonds
Topic: Ionization of Nitrogen vs Oxygen
Replies: 11
Views: 61

Re: Ionization of Nitrogen vs Oxygen

Ionization energy does not follow the trend in this case, but electronegativity does.
by Mitchell Koss 4G
Tue Nov 12, 2019 10:20 am
Forum: Ionic & Covalent Bonds
Topic: Solid v. Liquid v. Gas
Replies: 8
Views: 43

Re: Solid v. Liquid v. Gas

Also guessing which state an element/compound is usually works if you are unsure.
by Mitchell Koss 4G
Tue Nov 12, 2019 10:18 am
Forum: Ionic & Covalent Bonds
Topic: Homework for week 7
Replies: 5
Views: 40

Re: Homework for week 7

Although it would be smart to do some of the later problems about Lewis structures since that ties into what we are just beginning to talk about in class regarding shape.
by Mitchell Koss 4G
Mon Nov 04, 2019 3:41 pm
Forum: General Rate Laws
Topic: Unique Reaction Rates [ENDORSED]
Replies: 32
Views: 62002

Re: Unique Reaction Rates [ENDORSED]

Combustion is also unique in that it will always have some reactants and some products that remain the same. (CO2, H2O)
by Mitchell Koss 4G
Mon Nov 04, 2019 3:40 pm
Forum: Bohr Frequency Condition, H-Atom , Atomic Spectroscopy
Topic: Rydberg equation [ENDORSED]
Replies: 73
Views: 1640

Re: Rydberg equation [ENDORSED]

Equations will be given on any test. Although the traditional Rydberg equation may not be, but Dr. Lavelle’s preferred Rydberg equ is.
by Mitchell Koss 4G
Mon Nov 04, 2019 3:39 pm
Forum: Student Social/Study Group
Topic: Final Jitters
Replies: 97
Views: 20001

Re: Final Jitters

Most effective studying is done over many weeks, not pulling an all night session
by Mitchell Koss 4G
Mon Nov 04, 2019 3:38 pm
Forum: Administrative Questions and Class Announcements
Topic: 10/28 Updates due to Fire [ENDORSED]
Replies: 14
Views: 845

Re: 10/28 Updates due to Fire [ENDORSED]

Dr. Lavelle is also covering midterm material in class today
by Mitchell Koss 4G
Mon Nov 04, 2019 3:37 pm
Forum: Dipole Moments
Topic: drawing dipole moments
Replies: 5
Views: 44

Re: drawing dipole moments

There is also the delta positive and delta negative symbols
by Mitchell Koss 4G
Mon Nov 04, 2019 3:36 pm
Forum: Dipole Moments
Topic: Magnetic Dipole Moment and Electric Dipole Moment
Replies: 2
Views: 22

Re: Magnetic Dipole Moment and Electric Dipole Moment

Don’t forget that not all of outline 3 material is on the midterm.
by Mitchell Koss 4G
Wed Oct 30, 2019 8:20 pm
Forum: Administrative Questions and Class Announcements
Topic: Tutoring? [ENDORSED]
Replies: 61
Views: 54670

Re: Tutoring? [ENDORSED]

You can go to the AAP office and ask if any are available
by Mitchell Koss 4G
Wed Oct 30, 2019 8:19 pm
Forum: Administrative Questions and Class Announcements
Topic: Accessing the E-textbook [ENDORSED]
Replies: 20
Views: 1109

Re: Accessing the E-textbook [ENDORSED]

The textbook store is also offering exchanges of the Sapling online pass as there are some issues with accessing the course but the last day to do so is today.
by Mitchell Koss 4G
Wed Oct 30, 2019 8:17 pm
Forum: Accuracy, Precision, Mole, Other Definitions
Topic: Test 1 [ENDORSED]
Replies: 107
Views: 2796

Re: Test 1 [ENDORSED]

No, tests are not curved
by Mitchell Koss 4G
Mon Oct 28, 2019 9:32 am
Forum: Administrative Questions and Class Announcements
Topic: Class Cancelled Due To Fire?!?
Replies: 4
Views: 71

Class Cancelled Due To Fire?!?

UCLA sent out an alert that classes are cancelled. Are ALL classes really cancelled? Is there still a midterm study session today?
by Mitchell Koss 4G
Wed Oct 23, 2019 7:20 pm
Forum: Ideal Gases
Topic: Reading the textbook [ENDORSED]
Replies: 132
Views: 77151

Re: Reading the textbook [ENDORSED]

Not necessarily but some topics are laid out differently which helps with understanding lecture material.
by Mitchell Koss 4G
Wed Oct 23, 2019 7:17 pm
Forum: Ionic & Covalent Bonds
Topic: Xenon -- why is it the only noble gas that can form bonds?
Replies: 4
Views: 229

Re: Xenon -- why is it the only noble gas that can form bonds?

With the other noble gasses, the valence shell is full and close to the nucleus so it is very difficult to remove an electron but as others mentioned having the valence electrons farther from the nucleus means it is easier for them to get pulled away.
by Mitchell Koss 4G
Wed Oct 23, 2019 7:15 pm
Forum: Ionic & Covalent Bonds
Topic: Week 4 Homework
Replies: 9
Views: 102

Re: Week 4 Homework

You should probably try to do the quantum world problems as we only just started the new bonding unit.
by Mitchell Koss 4G
Wed Oct 23, 2019 7:13 pm
Forum: Ionic & Covalent Bonds
Topic: What topic are we on?
Replies: 11
Views: 105

Re: What topic are we on?

It is probably good to do quantum world problems because we only just started the new unit. There will be plenty of time to do bonding problems.
by Mitchell Koss 4G
Wed Oct 23, 2019 7:11 pm
Forum: Trends in The Periodic Table
Topic: Ionic Radii
Replies: 10
Views: 72

Re: Ionic Radii

Even though an electron is negative, it still increases the size of the atom.
by Mitchell Koss 4G
Wed Oct 23, 2019 7:09 pm
Forum: Trends in The Periodic Table
Topic: blocks
Replies: 13
Views: 81

Re: blocks

Yes knowing the blocks and their corresponding numbers is needed. However, we will not be using radioactive elements in calculations so we do not need to know every section.
by Mitchell Koss 4G
Wed Oct 16, 2019 8:54 am
Forum: *Shrodinger Equation
Topic: More Modules coming?...
Replies: 3
Views: 41

Re: More Modules coming?...

If you are looking for a specific topic there is also sources like Khan Academy or other e-module sources you could find by searching online.
by Mitchell Koss 4G
Wed Oct 16, 2019 8:52 am
Forum: *Shrodinger Equation
Topic: psi vs psi^2
Replies: 7
Views: 80

Re: psi vs psi^2

Psi is also used in biology so make sure to understand it now to have an easier time in future classes.
by Mitchell Koss 4G
Wed Oct 16, 2019 8:51 am
Forum: *Shrodinger Equation
Topic: Hamiltonian
Replies: 5
Views: 50

Re: Hamiltonian

It’s a second derivative:
So...f prime
f double prime
But we do not need to do this for any calculations.
by Mitchell Koss 4G
Wed Oct 16, 2019 8:45 am
Forum: Properties of Light
Topic: Schrodinger’s Equation
Replies: 1
Views: 29

Schrodinger’s Equation

So in class we learned about Schrodinger’s Equation but since we are not using it for calculations do we just need to know what it does and what the variables mean and where it came from?
by Mitchell Koss 4G
Wed Oct 16, 2019 8:43 am
Forum: Properties of Light
Topic: Wave Frequency
Replies: 9
Views: 65

Re: Wave Frequency

And frequency is measured in Hz
by Mitchell Koss 4G
Wed Oct 16, 2019 8:39 am
Forum: Properties of Light
Topic: Next test
Replies: 23
Views: 195

Re: Next test

The midterm will come before Test 2 though, so prepare for that one instead.
by Mitchell Koss 4G
Tue Oct 08, 2019 2:59 pm
Forum: Accuracy, Precision, Mole, Other Definitions
Topic: sig figs
Replies: 20
Views: 156

Re: sig figs

13.0=3 sig figs
13=2 sig figs
13000=2 sig figs
13000.=5 sig figs
by Mitchell Koss 4G
Tue Oct 08, 2019 2:58 pm
Forum: Accuracy, Precision, Mole, Other Definitions
Topic: sig figs
Replies: 20
Views: 156

Re: sig figs

Also, do not worry too much as sig figs are not vital to test 1. Try your best but sig figs do not need to be absolutely mastered to score well on test 1
by Mitchell Koss 4G
Tue Oct 08, 2019 2:56 pm
Forum: Administrative Questions and Class Announcements
Topic: Tutoring? [ENDORSED]
Replies: 61
Views: 54670

Re: Tutoring? [ENDORSED]

If you are in AAP you can also sign up for Peer Learning (tutoring) sessions that cover class material. These are very helpful for students who want to work in small groups to work through problems.
by Mitchell Koss 4G
Tue Oct 08, 2019 2:55 pm
Forum: Ideal Gases
Topic: Reading the textbook [ENDORSED]
Replies: 132
Views: 77151

Re: Reading the textbook [ENDORSED]

I believe the material is based on what is covered in class, but the textbook gives you more applications and examples to help better understand the topics.
by Mitchell Koss 4G
Tue Oct 08, 2019 2:53 pm
Forum: Student Social/Study Group
Topic: Final Jitters
Replies: 97
Views: 20001

Re: Final Jitters

If you are nervous for any test/quiz/final, whatever it may be, just stay calm. If you pay attention in class, the problems are likely not much different. They may seem different or like you’ve seen them for the first time, but the professor gave you all the skills needed to solve the problem. Trust...
by Mitchell Koss 4G
Tue Oct 01, 2019 9:44 pm
Forum: SI Units, Unit Conversions
Topic: Naming Compounds?
Replies: 10
Views: 200

Re: Naming Compounds?

A good rule of thumb is to make sure you know at least the common ones
by Mitchell Koss 4G
Tue Oct 01, 2019 9:42 pm
Forum: SI Units, Unit Conversions
Topic: Can someone tell me where I can access the Solutions Manual?
Replies: 6
Views: 96

Re: Can someone tell me where I can access the Solutions Manual?

The solutions manual also only has the odd problems worked out just so you know
by Mitchell Koss 4G
Mon Sep 30, 2019 8:36 pm
Forum: Administrative Questions and Class Announcements
Topic: Advice from a Medical Student - Part II [ENDORSED]
Replies: 130
Views: 3409

Re: Advice from a Medical Student - Part II [ENDORSED]

To anyone interested in medical school...

If you want it bad enough and try your best, you can accomplish anything you set your mind to.
by Mitchell Koss 4G
Mon Sep 30, 2019 8:34 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7774
Views: 1073921

Re: Post All Chemistry Jokes Here

What was the charge when NaCl was arrested?

A salt.
by Mitchell Koss 4G
Mon Sep 30, 2019 8:28 pm
Forum: Administrative Questions and Class Announcements
Topic: Sapling Learning
Replies: 1
Views: 133

Sapling Learning

I just wanted to put this out there. If anyone has purchased a chemistry textbook at the UCLA bookstore and it came with a Sapling access code, do not worry if it doesn’t work. I put the activation code into their website and it did not work for me. I called them and found out that this is occurring...
by Mitchell Koss 4G
Mon Sep 30, 2019 8:17 pm
Forum: Administrative Questions and Class Announcements
Topic: Advice on Homework
Replies: 13
Views: 149

Re: Advice on Homework

Just turn in the 5 of your choice. You can turn in the easiest 5 or the most difficult 5. It is entirely up to you.
by Mitchell Koss 4G
Mon Sep 30, 2019 8:08 pm
Forum: Balancing Chemical Reactions
Topic: Equations Balancing
Replies: 6
Views: 117

Re: Equations Balancing

In addition...

If you ever have an equation balanced except for one term that doesn’t come out to a whole number, you could multiply all terms by a factor to rid of fractions or decimals.

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