Stoich
What is the NET reaction of silver nitrate and salt? (AgNO3 + NaCl)
Ag(s) + Cl(s) = Ag(aq) + Cl(aq)
Describe the conditions of STP and SATP.
What is 101.325kPa and 273/298K?
What is VSEPR?
valence shell electron pair repulsion theory.
Name five properties of acids.
pH below 7, is capable of donating a hydrogen proton, burns on skin, conductive, reacts with metals, and sour to taste.
What is the difference between a cation and an anion?
Cations are positive, Anions are negative.
When a titration has an equal amount of moles (middle of the graph)
What is an endpoint?
What is the relationship between volume and pressure?
As pressure increases, volume decreases.
Types of covalent bonds
polar and non-polar (EN difference of 0.7)
What is a polyprotic substance?
A compound capable of donating more than one hydrogen proton. (dinosaur curves)
What makes a wavelength?
crest to trough
*What mass of sodium is produced from 1.21g of sodium sulfate being reacted with aluminum?
3.13g Na(s)
Avogadro's Law States..
Under the same conditions, gases of equal volume contain an equal amount of particles.
Bond angle of a Trigonal Planar
120
Acids and Bases according to Arrhenius
In water, acids release hydrogen and bases release hydroxide.
*What mass of bromide is created from 2.33mol of cobalt(II) bromide? (BaSO4 + CoBr2 -> BaBr2 + CoSO4)
692g
* What mass of methane would it take to fill a 320.0L container at 60.5kPa and 393K(120C)?
95.1g
What is the relationship between intermolecular forces and melting/boiling points?
Substances with stronger forces (such as hydrogen bonds) are harder to separate and thus have higher melting/boiling points.
What indicator would you use to verify the pH of perchloric acid with a pH of 3.500? (data booklet)
methyl orange
143g
* If a weather balloon that contains 200L of oxygen at STP rises to 22.0kPa and 280.2K(7.20C), what volume does the oxygen now occupy?
945.43L
What is a property of the diamond alletrope?
Rigid, transparent, 3-D lattice, conductive, hard/strong
*What would the hydrogen ion concentration be for a solution with a pH of 2.45
3.5x10^-3mol/L