Chem 210 Exam 4 study guide.
what is an acid base titration curve?
a plot of pH versus volume of titrant added
What are some examples of polyatomic cations
NH4+, H3O+
what are some examples of polyatomic anions
CH3COO-, CN-, OH-, CIO3-, NO2-, NO3-, MnO4-, CO3-2, CrO42-, Cr2O7-2, O-2, SO4-2,...
Chem 210 Exam 4 study guide.
what is an acid base titration curve?
a plot of pH versus volume of titrant added
What are some examples of polyatomic cations
NH4+, H3O+
what are some examples of polyatomic anions
CH3COO-, CN-, OH-, CIO3-, NO2-, NO3-, MnO4-, CO3-2, CrO42-, Cr2O7-2, O-2, SO4-
2, PO4-3
adding a common ion ___ solubility
decreases
oxidation is ____
loss of electrons
reduction is ____
gain of electrons
General rules for assigning oxidation number
As E cell becomes more positive, it is more likely to be ___
reduced
As E cell becomes more positive, the ____ agent becomes stronger.
oxidizing
As E cell becomes more negative, it is more like to be _____
oxidized
As E cell becomes more negative, the ____ agent becomes stronger.
reducing
If a substance is being reduced, its called the ___ agent
oxidizing
if a substance is being oxidized, its called the ___ agent
reducing
How to calculate # of coulombs
C=(amp)(sec)
How to calculate # of faradays
F=C/96486
what is faradays constant
F=96485 C/mol e-
DG= -nFEcell
DG= -RTlnK
Ecell=Ecell-0.0592/n * logQ
If it is a reduction half reaction, the electrons are on the ____ side.
reactant
if it is an oxidation half reaction, the electrons are on the ___ side.
product
cations travel towards the ___
cathode
anions travel towards the ___
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 SUPERGRADES01. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $6.19. You're not tied to anything after your purchase.
