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Test 1

Mass kilogram (kg); base unit
Length meter (m); base unit
Time second (s); base unit
Temperature kelvin (K); base unit
Amount of substance mole (mol); base unit
Electric current ampere (A); base unit
Luminous intensity candela (cd); base unit
Volume Liter 10^-3 m^3 (L)
frequency Hertz 1/s (Hz)
force, weight Newton kg m s^-2 (N)
temperature Degree Celsius K-273.15 (degree C)
voltage Volt m^2 kg s^-3 A^-1 (V)
yotta- (Y) 10^24
zetta- (Z) 10^21
exa- (E) 10^18
peta- (P) 10^15
tera- (T) 10^12
giga- (G) 10^9
mega- (M) 10^6
kilo (k) 10^3
hecto- (h) 10^2
deca- (da) 10^1
deci- (d) 10^-1
centi- (c) 10^-2
milli- (m) 10^-3
micro- (u) 10^-6
nano- (n) 10^-9
pico- (p) 10^-12
femto- (f) 10^-15
atto- (a) 10^18
zepto- (z) 10^-21
yocto- (y) 10^-24
What is weight? W=mg (N)
What is avogadro's number? 6.022*10^23
What is weight percent? (weight solute/weight solution)*100% (w/w)*100%
What is volume percent? (volume solute/volume solution)*100% (v/v)*100%
What is Weight/Volume percent (weight solute, g/weight solution, mL)*100% (w/v)*100%
What is p units? -log
What is the basic rule of dilution? VC=VC
What is the Empirical Formula? Simplest whole number ratio of atoms in a chemical compound.
What is a Molecular Formula? Specifies the number of atoms in a molecule.
What is a systematic error? Mean data differs from true value, affect accuracy.
What is a Random error? Data is scattered around mean, affect precision.
What is a gross error? "Outlier" occasional result that differs significantly from other results in the measurement.
What causes a systematic error? instrumental error, human error, or method error
Created by: JadeTW



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