Welcome to Chemistry! The Central Science.
base units:
kilogram (kg) – second (s) – kelvin (K) – ampre (A) – mole (mol) – meter (m)
Prefix Symbol Multiplier Exponential
Giga G 1,000,000,000 109
Mega M 1,000,000 106
Kilo k 1,000 103
Hecto h 100 102
Seca da 10 101
(unit) 1 100
deci d 0.1 10¯1
centi c 0.01 10¯2
milli m 0.001 10¯3
micro µ 0.000001 10¯6
nano n 0.000000001 10¯9
pico p 0.000000000001 10¯12
femto f 0.000000000000001 10¯15