Final

Question 1

Dispersion forces

Answer 1

occur between all molecules, only force between non-polar molecules

Question 2

Dipole-dipole

Answer 2

net separation of charge

Question 3

Hydrogen Bonding

Answer 3

Hydrogen bonded to F, O, N

Question 4

Ion-Dipole

Answer 4

strong interactions between ions of opposite charge

Question 5

Molarity (M)

Answer 5

moles solute/L solution

Question 6

Molality (m)

Answer 6

moles solute/kg solvent

Question 7

mole fraction (Xa)

Answer 7

moles of A/total moles

Question 8

ΔT(fp) = ?

Answer 8

-Kfp * m(solute) * i

Question 9

ΔT(bp) = ?

Answer 9

Kbp * m(solute) * i

Question 10

P(solution) = ?

Answer 10

X(solvent) * P°(solvent)

Question 11

i = ?

Answer 11

moles of particles in solution/moles of solute dissolved

Question 12

Zero Order integrated rate law equation and graph

Answer 12

[A]t = -kt + [A]o
y-int: [A]
x-int: time
slope: -k

Question 13

First Order integrated rate law equation and graph

Answer 13

ln([A]t/[A]o) = -kt
y-int: ln[A]
x-int: time
slope: -k

Question 14

Second Order integrated rate law equation and graph

Answer 14

1/[A]t = kt + 1/[A]o
y-int: 1/[A]
x-int: time
slope: k

Question 15

1st order half life

Answer 15

t(1/2) = 0.693/k

Question 16

pH = ? (2 equations)

Answer 16

-log[H3O+]

pKa + log([A-]/[HA])

Question 17

Ka * Kb = ?

Answer 17

[H3O+]{OH-] = 1.00*10^(-14)

Question 18

pKa = ?

Answer 18

-log(Ka)

Question 19

ΔS(system)° = ?

Answer 19

Σ[(nΔS(f)° products)] - Σ[(nΔS(f)° reactants)]

Question 20

ΔG = ? (3 equations)

Answer 20

ΔG° + RTln(Q)
ΔH - TΔS(system)
-RTln(K)

Question 21

E°(cell) = ?

Answer 21

E°(cathode) - E°(anode)

Question 22

ΔG° = ?

Answer 22

-nFE°(cell)

Question 23

E(cell) = ?

Answer 23

E°(cell) - (.0592/n)*log(Q)

Question 24

ΔE = ? *binding energy

Answer 24

(Δm)*c^2

• m = mass (g)
• c = 3.00*10^8 meters/seconds

Question 25

Ratio of Decay equation

Answer 25

ln[N(t)/N(0)] = -kt

Question 26

Alpha decay

Answer 26

loss of (4,2)He
*in the products

Question 27

Beta decay

Answer 27

(0,-1)e

*in the products

Question 28

Positron emission

Answer 28

(0,+1)e

*in the products

Question 29

Electron capture

Answer 29

(0,-1)e

*in the reactants

Question 30

Fission

Answer 30

Generates lighter atoms from heavier ones

Question 31

Fusion

Answer 31

Generates heavier atoms from lighter ones

(2,1)H + (2,1)H –> (3,2)He + (1,0)n

Question 32

Lewis acid

Answer 32

accepts lone pair

Question 33

Lewis base

Answer 33

donates lone pair

Question 34

A (amperes) = ?

Answer 34

Coulomb/seconds

Question 35

Faraday’s Constant

Answer 35

96,485 Coulomb/mol of e-

Question 36

If the N/Z ratio is too high, then…

Answer 36

beta decay

Question 37

If the N/Z ratio is too low, then…

Answer 37

Positron emission or Electron capture