Basic Principle & Techniques Flashcards
Mass
kilogram (kg)
Electric current
Ampere (A)
Time
second (s)
thermodynamic temperature
Kelvin (K)
Amount of substance
Mole (mol)
Length
meter (m)l
luminous intensity
candela (cd)
Time, minute
60 secs (min)
angstrom
0.1 nanometer = 10⁻¹⁰ meter
(Å)
liter (volume)
1 dm3 = 10^-3 m^3
(L)
frequency
Hertz (Hz)
Force
Newton (N)
Catalytic Activity
Katal (Kat)
IU: 6 x 10^7
Celsius Temperature
Degree Celsius (°C)
Formula: Celsius to Kelvin
C = K + 273.15
Formula: Kelvin to Celsius
K = C - 273.15
Formula: Fahrenheit to Celsius
(F - 32) / 1.8
10^-18 (a)
atto
10^-15 (f)
femto
10^-12 (p)
pico
10^-9 (n)
nano
10^-6 (µ)
micro
10^-3 (m)
milli
10^-2 (c)
centi
10^-1 (d)
deci
10^1 (da)
deka
10^2 (h)
hecto
10^3 (k)
kilo
10^6 (M)
mega
10^9 (G)
giga
10^12 (T)
terra
10^15 (P)
peta
10^18 (E)
exa
move the decimal point: larger to smaller unit
right
move the decimal point: smaller to larger unit
left
200 uL= ___ mL
0.2 mL
0.00005 ng = ___ pg
0.05 pg
number of moles of solute per LITER of solution
molarity
number of moles of solute per KILOGRAM solvent
molality
g/L divided by MW
molarity
g/dL x 10 divided by MW
molarity
N/v
molarity
number of EQUIVALENT WEIGHTS of solute per liter of solution
normality
g/L divided by EW
normality
g/dL x 10 divided by EW
normality
(M) (v)
normality
MW / valence
equivalent weight
how to get valence
H, OH
g/100 mL = g/dL
%w/v
g/dL = g/L divided by 10
%w/v
mol x MW divided by 10
%w/v
mol x EW divided by 10
%w/v
expression of relative concentration
(↑dilution, ↓ concentration)
dilution
sample volume divided by total volume of solution
simple dilution
- amount of something relative to another
- expressed as part per part, part per whole
ratio