Flashcards in Chemistry Deck (29):

1

## Partial pressure

### Pa = XaPtotal

2

## Dalton's law

### Ptotal = P1 +P2 + P3...

3

## Kinetic energy, temperature of gas

### KE = 3/2(RT)

4

## R (gas constant)

### 0.08206 (L*atm)/(K*mol) or 8.314 J/(K*mol)

5

## Standard molar volume of gas

### 22.4 L

6

## Graham's Law

### v1/v2 = sqrt(m2)/sqrt(m1)

7

## Effusion rates

### Effusion rate 1 / Effusion rate 2 = sqrt(M2)/sqrt(M1)

8

## Rate Law of aA + bB -> cC + dD

### k[A]^a[B]^b

9

## Equilibrium constant of aA + bB -> cC + dD

### K = [C]^c[D]^d/[A]^a[B]^b

10

## PV work

### w = P(delta)V

11

## First Law of Thermodynamics

### delta(E) = q + w

12

## Kinetic energy of a single molecule

### KE = 3/2kT

13

## Change in Enthalpy

### delta(H) = delta(U) + Pdelta(V)

14

## Heat of Reaction

### delta(H0)rxn = delta(H0)products - delta(H0)reactants

15

## Gibbs Free Energy

### delta(G) = delta(H) - Tdelta(S)

16

## Molarity

### Moles of solute / volume of solution

17

## Molality

### Moles of solute / kilograms of solvent

18

## Mole fraction

### Moles of solute / total moles of all solutes and solvent

19

## Mass %

### Mass of solute / total mass of solution x 100

20

## PPM

### Mass of solute / total mass of solution x 1,000,000

21

## Raoult's Law

### P = Chi*P

22

## Specific heat capacity

###
q = mcdelta(T)

*m = molality

23

## Specific heat of water

### 1 cal/g*C

24

## Boiling point elevation

###
delta(T) = kb*m*i

*m = molality

25

## Freezing point depression

###
delta(T) = kf*m*i

*m = molality

26

## Osmotic pressure

###
PI = iMRT

*M = molarity

27

## Cell potential energy

### Delta(G) = -nFEmax

28

## Faraday's constant

### 96,486 C/mol

29