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System Internationale, Chemistry Prefixes 

Quantity

Base Unit

Symbol

Mass

Grams

g

Length

Meter

m

Time

Seconds

sec

Temperature

Kelvin

K

Amount

Mole

mol

Volume

Liter

l

0 Kelvin = -273 degrees Celsius.

22 degrees Celsius = 295 Kelvin

Prefixes:

Amount

Prefix

Symbol

Example with a quantity

Billion

10^9

Giga

G

Gigabites

Million

10^6

Mega

M

Megabites

Thousand

10^3

Kilo

k

Kilograms

Base Unit

10^0

grams, meters, etc.

Tenths

10^-1

Deci

d

decimeter

Hundredths

10^-2

Centi

c

centigram, centimeter

Thousandths

10^-3

Milli

m

millimeter

Millionths

10^-6

micro

μ

microseconds

Billionths

10^-9

nano

n

nanoseconds

Trillionths

10^-12

pico

p

picometer

System Internationale, Chemistry Prefixes 

Quantity

Base Unit

Symbol

Mass

Grams

g

Length

Meter

m

Time

Seconds

sec

Temperature

Kelvin

K

Amount

Mole

mol

Volume

Liter

l

0 Kelvin = -273 degrees Celsius.

22 degrees Celsius = 295 Kelvin

Prefixes:

Amount

Prefix

Symbol

Example with a quantity

Billion

10^9

Giga

G

Gigabites

Million

10^6

Mega

M

Megabites

Thousand

10^3

Kilo

k

Kilograms

Base Unit

10^0

grams, meters, etc.

Tenths

10^-1

Deci

d

decimeter

Hundredths

10^-2

Centi

c

centigram, centimeter

Thousandths

10^-3

Milli

m

millimeter

Millionths

10^-6

micro

μ

microseconds

Billionths

10^-9

nano

n

nanoseconds

Trillionths

10^-12

pico

p

picometer

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