Formulas Flashcards

1
Q

Decay

A
N(t)=Nv0e^-k(t)
N(t)=Amount left with
Nv0=Ampunt started with
K=Constant
t=time
t=ln 2/ inverse of constant(k)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Speed of Light

A

Speed of Light=.

Wavelength)(Frequency

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Two ways to find Energy

A
  1. Energy(J)=(Constant)(Frequency)
    [Constant=6.63x10^-34 J/sec]
  2. Energy=(Constant)(Speed of Light/Wavelength) [SOL=3 x 10^8m/s]
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Molecular Formula

A

Molecular Formula=Molar Mass/Empirical Mass

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Constant for Ideal Gas Formula=

A
  1. 0821 L•atm/mol•°C
  2. 314 J/mol
  3. 313 volt Coulomb mol
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Boyle’s Law

A

(V1)(P1)=(V2)(P2)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Charles’s Law

A

Volume

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Gay Lussac’s Law

A

Pressure

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Avogadro’s Pronciple

A

# moles of gas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Relative Density of a Gas(STP)=

A

Molar Mass of Gas

  1. 4 L
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Exact Density of Gas at STP=

A

Constant • K Temperature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

moles of Electrons=

A

96,485 C/mole

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Units for Standard Heat of Formation

A

KJ/Mole

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Pressure on a system will make the direction go which way?

A

The side with the least number of moles of gas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

pKw=

A

-log of Equilibrium constant of water

17
Q

If the pH is 7, how many moles of H+ will there be in solution?

A

10^-7 M

10^-7 moles H+ / L solution

18
Q

Cell Voltage (E^0)

A

E Potential of reduced - E potential of oxidized

19
Q

1 m^3 = ? L

A

1000 L

20
Q

Coefficients for the Combustion of Methane

A

1, 2, 1, 2

21
Q

Coefficients for the Combustion of Ethane

A

2, 7, 4, 6

22
Q

Coefficients for the Combustion of Propane

A

1, 5, 3, 4

23
Q

Coefficients for the Combustion of Butane

A

2, 13, 8, 10

24
Q

Steps for a Kc

A
  1. Do ICE
  2. Find “x”
  3. Plug in “x”

*DRAG DOWN # of MOLES

25
Q
A

n=moles of electrons shared
F= 96,500 Coulombs/mole
E=Electrical Potential (V)

26
Q

Specific Heat for ice

A

2.108

27
Q

Specific Heat for water

A

4.18

28
Q

Specific Heat for Water Vapor

A

1.996

29
Q

Heat of Fusion

A

6.02 kJ/mole

30
Q

Heat of Vaporization

A

40.7 kJ/mole

31
Q

Freezing point depression constant of water

A

1.86 °C / m

32
Q

Boiling Point Elevation Constant of Water

A

0.512 °C / m

33
Q

Q(1,3,5)=

A

m•cp•

34
Q

Q(2,4) =

A

n • Heat of Fusion/Vaporization