100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
SDSU CHEMISTRY PLACEMENT TEST WITH COMPLETE SOLUTIONS 100% 2023/2024 $12.99   Add to cart

Exam (elaborations)

SDSU CHEMISTRY PLACEMENT TEST WITH COMPLETE SOLUTIONS 100% 2023/2024

 94 views  1 purchase
  • Course
  • Math Placement
  • Institution
  • Math Placement

SDSU CHEMISTRY PLACEMENT TEST WITH COMPLETE SOLUTIONS 100% 2023/2024 SDSU CHEMISTRY PLACEMENT TEST WITH COMPLETE SOLUTIONS 100% 2023/2024

Preview 2 out of 7  pages

  • December 1, 2023
  • 7
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers
  • Math Placement
  • Math Placement
avatar-seller
Schoolflix
SDSU CHEMISTRY PLACEMENT TEST WITH COMPLETE SOLUTIONS 100% 2023/2024 proton - correct answer -heavy
-positively charged
-nucleon
neutron - correct answer -heavy
-neutral
-nucleon
electron - correct answer -very small (1/1800 of proton)
-negative
-outside of nucleus
properties of nucleus - correct answer -# of protons determines the element
-held together by nuclear force
-# of protons is extremely stable unlike # of electrons
atomic number - correct answer equal to the # of protons
atomic mass - correct answer # of protons + # of neutrons averaged across all of the element on earth
isotopes - correct answer -when elements have different masses but the same chemical properties
-ex. silver-107 and silver-109
lewis dot - correct answer -a 2-D model that represents covalent bonds as straight lines, ionic bonds as spaces, and unbonded valence electrons as dots
-can have single, double, or triple bonds physical properties of compounds and molecules - correct answer -melting point
-boiling point
-solubility
-electrical conductivity
molecular mass - correct answer # of atoms(atomic mass)=molecular mass
type (n)one of naming inorganic compounds - correct answer -metal and nonmetal
-cation anion-ide
-ex. NaCl: Sodium Chloride
type(II) of naming inorganic compounds - correct answer -cation( ) anion-ide
-ex. CuO: Copper(II) Oxide
type tri of naming inorganic compounds - correct answer -cation prefix anion-ide
-ex. CO: Carbon Monoxide
balancing equations - correct answer -need an equal number of atoms on each side
-ex. C12H22O11 + O2 --> CO2 + H2O
C12H22O11 + 12O2 --> 12CO2 + 11H2O
stoichiometry - correct answer -measuring the chemicals that go into and come out of any given reaction
-allows us to count atoms by weighing them
AMU - correct answer atomic mass unit
mole - correct answer - 6.022 x 10^23
-a mole of any element contains 6.022 x 10^23 atoms of that element no matter what

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 Schoolflix. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $12.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

67232 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$12.99  1x  sold
  • (0)
  Add to cart