Search found 109 matches

by Vivianvelazquez_1J
Sun Oct 13, 2019 6:43 pm
Forum: Properties of Light
Topic: Next test
Replies: 23
Views: 376

Re: Next test

For every test we take, he said all we will need is a pen and a non-graphing calculator. The sheet with the constants and equations will always be given to us including the periodic table.
by Vivianvelazquez_1J
Sun Oct 13, 2019 6:30 pm
Forum: Properties of Light
Topic: Manipulation of Equations
Replies: 6
Views: 58

Re: Manipulation of Equations

From my understanding, The negative exponent would give you E=hc/λ, not E=h(c/λ). I may be wrong but that's what I understood from the negative exponent.
by Vivianvelazquez_1J
Sat Oct 12, 2019 7:45 pm
Forum: DeBroglie Equation
Topic: Chemistry Community Weekly Points
Replies: 3
Views: 41

Re: Chemistry Community Weekly Points

I think Chemistry Community weekly points are due on Sunday at 12 at the end of the day.
by Vivianvelazquez_1J
Sat Oct 12, 2019 7:43 pm
Forum: Properties of Electrons
Topic: Weight of Particles
Replies: 4
Views: 41

Re: Weight of Particles

The mass of an Electron is 9.1 x 10^-31 kg, The mass of a Proton is 1.6726 x 10^-27 kg, and the mass of a Neutron is 1.6749 x 10^-27 kg.
by Vivianvelazquez_1J
Thu Oct 03, 2019 6:18 pm
Forum: Empirical & Molecular Formulas
Topic: Clarification
Replies: 6
Views: 142

Re: Clarification

I'm sure you can go from molecular back to empirical but I'm not sure if you'll ever have to do it. If you do you would need all of the factors including obviously the actual compound that you're converting, the ratio, the molecular mass when it's at its highest and the molecular mass of the compoun...
by Vivianvelazquez_1J
Thu Oct 03, 2019 6:06 pm
Forum: Administrative Questions and Class Announcements
Topic: Week 1 Peer Learning Sessions in Young Hall [ENDORSED]
Replies: 1
Views: 74

Re: Week 1 Peer Learning Sessions in Young Hall [ENDORSED]

Will this step-up be weekly, biweekly, or was it a one time thing. Also is it only step-up or will there be walk ins at any point during this quarter.
by Vivianvelazquez_1J
Thu Oct 03, 2019 6:00 pm
Forum: Molarity, Solutions, Dilutions
Topic: Clarification
Replies: 7
Views: 154

Re: Clarification

When diluting a solution moles of solute remain the same:
n initial = n final
M initial V initial = M final V final

n = Moles of solute
V = Volume of solution
M = Molarity
by Vivianvelazquez_1J
Thu Oct 03, 2019 5:47 pm
Forum: Administrative Questions and Class Announcements
Topic: Sapling Learning
Replies: 1
Views: 151

Re: Sapling Learning

Quick question it tells me that I don't have the sampling access but that I do have a Ebook. How would I access the Ebook, also it says I have class credit, what does that mean?
by Vivianvelazquez_1J
Thu Oct 03, 2019 5:34 pm
Forum: Properties of Light
Topic: Quantum homework
Replies: 4
Views: 83

Re: Quantum homework

Homework will always be due the day of your discussion turned in to your TA. This first week we are turning it into Mr. Lavelle on Friday in class, I think our TA's may be there and we give it to them or I may have heard wrong. The Quantum world questions aren't due until next week in your discussio...

Go to advanced search