Basic Laboratory Skills
Units
Measurement Unit Symbol
Mass Kilogram Kg
Distance Meter m
Temperature Kelvin K
Time Second s
Amount of substance Mole mol
Length Angstram A
Volume Liter L
Energy Joule J
Work Calorie cal
Common Prefixes for Exponential Notation
Prefix Symbol Factor
Yotta Y 1024
Zetta Z 1021
Eta E 1018
Peta P 1015
Tera T 1012
Giga G 109
Mega M 106
Kilo K 103
Hecto h 102
Deka da 101
Deci d 10-1
Centi c 10-2
Milli m 10-3
Micro µ 10-6
Nano n 10-9
Femto f 10-15
Atto a 10-18
Reporting Concentration
Molarity:
Moles solute/litres solution
M
Weight Percent:
Grams solute/ 100g solution
% w/w