Exam 1
Exam 2
Exam 3
After Exam 3
Shit Nobody Knows
100
Moles of Oxygen in 2.5 moles of NO2
5
100
Oxidation number of Hydrogen in H20
+1
100
How do atoms bond to each other?
Through Electrons
100
Weakest Intermolecular Force?
London Dispersion
100
How did Einstein find gravitational waves in his equations?
When he linearized his weak field equations, he found that they had wave solutions. These wave solutions are the gravitational waves.
200
What is the numerical definition of the mol?
6.022*10^23
200
Ideal Gas Equation
PV=nRT
200
If you have a steric number of 6 and no lone pairs, what is your molecular geometry
Octahedral
200
Strongest Intermolecular Force
Ionic (Iondipole)
200
What is the curl of the magnetic vector field through any closed surface?
Zero
300
Molecular Formula for Dinitrogen tetroxide
N2O4
300
How many liters does one mole of an ideal gas occupy at STP?
22.4 L/mol
300
What is the equation of energy for light of a given wavelength or frequency?
E = hc/lambda = hv
300
What is molality and mole fraction?
Molality: moles of solute per kilogram of solvent. Mole fraction: Mole of X divided by the total moles
300
When did Aristotle die?
322 BC
400
If the theoretical yield was 10g but you only got out 6.5 g, what was the percent yield?
65%
400
What is the equation we use for calorimetry problems
q=mc(Delta(t))
400
Which homonuclear diatomic molecules are an exception to the molecular orbital structures we draw?
B2, C2, N2
400
The point on the phase diagram where all phase changes are occuring at the same rate is called what?
The Triple Point
400
Catatonic patients who survived the 19171928 epidemic of encephalitis lethargica were administered what drug during their "awakenings"?
LDopa
500
Equation for dilution problems involving Molarity
M1V1 = M2V2
500
What is the Net Ionic Equation of a weak acid HA reacting with the strong base NaOH?
HA + OH > H20 + A
500
What is the Lewis Dot Structure of IF4
I is central atom single bonded to each F (all with filled octets) and the I has a lone pair and an extra electron in its expanded octet
500
Stronger Intermolecular forces increase or decrease vapor pressure?
Decrease
500
What are the physical requirements for nonzero second time derivatives of massquadrupole moments?
A nonspherically symmetric accelerating system
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