| D = m/V | D = Density
m = mass V = volume |
| K = ° C + 273 | K = kelvin |
| V1P1T2
= V2P2T1
PT = P1 + P2 + P3… PV = nRT u1/u2 = Ö mw2/Ö mw1 |
T = temperature
P = pressure V = volume R = universal gas constant u = rate of effusion mw = molecular mass |
| M = moles of solute/liter
of solution
nM1V1 = nM2V2 |
M = molarity
n = number of moles of ions |
| q = mD
TCp
q = Hfusm |
q = quantity of heat
D T = change in temperature Cp = specific heat Hfus = heat of fusion m = mass |
| c = l
f
E = hf |
c = speed of light
l = wavelength f = frequency E = energy h = Planck's constant |
| pH = - log [H+]
pOH = - log [OH-] Kw = [H+][OH-] = 1 x 10-14 |
Kw = equilibrium constant for the ionization of water |
| % error = |error|
x 100 accepted value |
Yield = Actual -
Theoretical x 100% Theoretical |
Back to Chemistry Reference Data
Prepared with the support and help of the North Carolina Department of Public Instruction.