Instantly Convert Between Units of Measurement. Web Site Makes Unit Conversions Quick and Easy
Acceleration
Angles
Area
Currency Rates
Data Storage
Data Transfer
Density
Energy
Force
Frequency
Fuel Consumption
Length
Metric Prefixes
Molar Mass
Power
Pressure
Speed
Temperature
Time
Volume
Weight

Mass and Weight Units Conversion 
Convert from French once
Value
Format result     
1 once is equal to:
Metric
atomic mass unit 1.8422 x 1025
carat 152.95
centigram 3059
gram 30.59
hectogram 0.3059
kilogram 0.0306
microgram 30590000
milligram 30590
nanogram 30590000000
ton 3.059 x 10-05
British and U.S.
short ton 3.372 x 10-05
stone 0.0048
ounce 1.079
pound 0.0674
long ton 3.0107 x 10-05
grain 472.0758
dram 17.2645
Troy
pound 0.082
ounce 0.9835
pennyweight 19.6698
scruple 23.6038
European
as, ass 588.2692
Asian
tical 1.8652
U.S.
quarter 0.0027
bale 0.0001
hundredweight (short) 0.0007
quarter (ton) 0.0001
last (wool) 1.5439 x 10-05
last 1.686 x 10-05
British
mark 0.1349
quarter 0.0024
hundredweight (long) 0.0006
carat 118.019
bale 9.3666 x 10-05
sack (wool) 0.0002
German
unze 0.9789
zentner 0.0006
centner 0.0006
gran 37.3049
pfund 0.0612
mark 0.1091
lot 2.0393
last 1.5295 x 10-05
Danish
bismar pound 0.0051
Scandinavian
pund 0.0612
Dutch
ons 0.3059
pond 0.0612
French
quintal 0.0006
tonneau 3.1246 x 10-05
once 1
livre 0.0625
marc 0.125
denier 23.9922
gros 7.9995
Spanish
arroba 0.0027
marco 0.133
onza 1.0662
libra 0.0666
tonelada 3.3254 x 10-05
quintal 0.0007
Portuguese
quintal 0.0005
tonelada 3.8568 x 10-05
onca 1.0662
arroba 0.0021
Italian
denaro 27.8091
grano, grani 623.6493
etto 0.3059
oncia 1.1205
libra 0.0902
Russian
packen 6.2328 x 10-05
pud, pood 0.0019
funt, funte 0.0747
centner 0.0003
Bulgarian
tovar 0.0002
Greek
obol, obolos, obolus 305.9
obolos (ancient) 61.18
Turkish
oka 0.0239
oke 0.0239
Japanese
tael, tahil 0.8155
momme 8.1573
kin 0.051
kwan 0.0082
kati 0.051
catti 0.0515
chin 0.051
catty 0.051
dan 0.0005
gin 0.0515
Malaysian
koyan 1.2646 x 10-05
Chinese
liang 0.6118
mace 8.0969
qian 6.118
gin 0.051
kati 0.0612
jin 0.0612
chin 0.0612
dan 0.0006
catty 0.0612
catti 0.0506
tahil 0.6118
tan 0.0006
Thai
baht 2.0393
Indian
candy 0.0001
maund 0.0008
tola 2.6226
seer 0.0328
Hebrew
talent 0.001
shekel 2.6786
tetradrachm 2.185
mina 0.0613
Roman
obolus 53.6667
libra 0.0947
uncia 1.121
Arabic
artel 0.0612
rotl, rotel, rottle, ratel 0.0612
mahnd 0.0331
qintar 0.0006
arratel 0.0612
Pakistani
maund 0.0008
seer 0.0306
tola 2.4472
Mexican
carga 0.0002
Other
carat (pre-1913 US) 149.0015
avogram 1.8422 x 1025
bag (portland cement) 0.0007
atomic mass unit (1960) 1.8424 x 1025
atomic mass unit (1973) 1.8421 x 1025
atomic mass unit (1986) 1.8422 x 1025
chalder 1.1361 x 10-05
cental 0.0007
clove 0.0096
crith 340.3237
dalton 1.8422 x 1025
jupiter 1.6108 x 10-29
hyl 0.0031
drachme 8.05
decigram 305.9
decitonne 0.0003
dekagram 3.059
dekatonne 3.059 x 10-06
dram (apothecaries) 7.8679
electron 3.3581 x 1028
electronvolt 1.716 x 1034
gamma 30590000
gigaelectronvolt 1.716 x 1025
gigagram 3.059 x 10-08
gigatonne 3.059 x 10-14
exagram 3.059 x 10-17
femtogram 3.059 x 1016
firkin (butter, soap) 0.0012
flask 0.0009
fother (lead) 3.1222 x 10-05
fotmal (lead) 0.0009
megadalton 1.8422 x 1019
megagram 3.059 x 10-05
megatonne 3.059 x 10-11
mercantile pound 0.0656
metric ton 3.059 x 10-05
mic 30590000
libra (metric) 0.0306
kip 6.7439 x 10-05
keel (coal) 1.4201 x 10-06
keg (nails) 0.0007
kilodalton 1.8422 x 1022
kiloton (long) 3.0107 x 10-08
kiloton (short) 3.372 x 10-08
kilotonne 3.059 x 10-08
picogram 30590000000000
point 15295
petagram 3.059 x 10-14
myriagram 0.0031
millimass unit 1.8422 x 1028
millidalton 1.8422 x 1028
millier 3.059 x 10-05
ton (long) 3.0107 x 10-05
ton (short) 3.372 x 10-05
truss 0.0012
tonne 3.059 x 10-05
tod 0.0024
technische mass einheit (TME) 0.0031
teragram 3.059 x 10-11
slinch 0.0002
slug 0.0021
rebah 10.7145
quintal (metric) 0.0003
quartern 0.0193
quartern-loaf 0.0169
chaldron 1.1361 x 10-05
zeptogram 3.059 x 1022
zettagram 3.059 x 10-20
vagon (Yugoslavia) 3.059 x 10-06
yoctogram 3.059 x 1025
yottagram 3.059 x 10-23
Direct Link