Exam (elaborations)
MSU General Chemistry 141 Exam 1 Questions And Answers Rated A+ New Update Assured Satisfaction
- Course
- Institution
MSU General Chemistry 141 Exam 1 Questions And Answers Rated A+ New Update Assured Satisfaction
[Show more]
Content preview
MSU General Chemistry 141 Exam 1- increase w size of particle, surface area - ANS-London Dispersion Forces
-atom was mostly empty space
-small dense positive nucleus in the center of the atom
-his drawing looked like jimmy neutron symbol - ANS-rutherfords experiment showed...
-Best available explanation of the evidence/ data/ observations
-Explains how/why
-makes testable predictions
-falsifiable
-may change over time - ANS-Scientific Theory
-change in matter means change in energy
-caused by change in forces
-conserved
-joule
-never lost- can be transferred or transformed - ANS-energy
-discovered electron
-Cathode ray tube- glass tube consisting of 2 electrodes under very low pressure, when high
voltage is applied cathode emits particles that move towards anode - ANS-JJ Thomson
-elements are composed of small indivisible, indestructible atoms
-all atoms of an element are identical and have the same mass properties
-diff elements have diff atoms
-compounds are combos of atoms
-chem rxns are rearrangements of atoms - ANS-Dalton's Atomic Theory
-Greeks- earliest atomic theory- not based on experimental evidence but on philosophy
-"Atomos" not to be cut
-Atoms were in constant motion - ANS-Development of Atomic Theory
-KE= 1/2mv^2
-energy associated w motion - ANS-Kinetic Energy
-particles could be deflected by electrical fields in a direction that would indicate - charge -
ANS-Thomsons experiment showed...
-position of a system of objects in a field
-must have a field and 2 or more objects - ANS-Potential Energy
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Hkane. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
80467 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now