Answer: It is SI multiple of weight and mass unit kilogram .
Symbol : fg
So As 1 femtograms = 1.00E-18 kilogram.
Let us look at an Example : 53 femtograms = 1.00E-18 X 53 kilograms.
Or we can say, 53 fg = 5.3E-17 kg.
Compare one Femtograms with other weight units
| 3.5026269702277E-16 rebahs | 1.1023113109244E-21 short-tons |
| 5.7101471301634E-21 slinches | 6.8521765561961E-20 slugs |
| 1.5747304441777E-19 stones | 1.0E-27 teragrams |
| 7.8736522208885E-20 tods | 3.2150746361894E-17 troy-ounces |
| 2.6792288778477E-18 troy-pounds | 3.9368261104442E-20 trusses |
| 1000000000 yoctograms | 1.0E-39 yottagrams |
| 1000000 zeptograms | 1.0E-36 zettagrams |
| 602409638.55422 avograms | 2.2046226218488E-20 centals |
| 1.0E-13 centigrams | 3.7139928394218E-22 chaldrons |
| 3.1496062992126E-19 cloves | 1.1123470522803E-14 criths |
| 602409638.55422 daltons | 1.0E-14 decigrams |
| 1.0E-20 decitonnes | 1.0E-16 dekagrams |
| 1.0E-22 dekatonnes | 2.6315789473684E-16 drachmes |
| 2.705121959071E-13 drams | 1.0E-13 dynes |
| 1097769310805.1 electrons | 6.25 electronvolts |
| 1.0E-33 exagrams | 1 femtograms |
| 2.8818443804035E-20 flasks | 1.0E-9 gammas |
| 1.0E-24 gigagrams | 1.0E-30 gigatonnes |
| 1.5432098765432E-14 grains | 1.0E-15 grams |
| 2.6150627615063E-16 groses | 1.0E-17 hectograms |
| 1.0197162129779E-19 hyls | 5.2631578947368E-46 jupiters |
| 1.0E-18 kilos | 602213.66516752 kilodaltons |
| 1.0E-18 kilograms | 1.0197162129779E-19 kilograms-force |
| 1.0E-24 kilotonnes | 2.2480894387096E-22 kips |
| 9.8420652741733E-22 long-tons | 602.40963855422 megadaltons |
| 1.0E-21 megagrams | 1.0E-27 megatonnes |
| 2.1433929911049E-18 mercantile-pounds | 1.0E-21 metric-tons |
| 1.0E-9 mics | 1.0E-9 micrograms |
| 602409638554.22 millidaltons | 1.0E-21 millers |
| 1.0E-12 milligrams | 602409638554.22 millimass-units |
| 1.0E-19 myriagrams | 1.0E-6 nanograms |
| 1.0E-18 newtons | 3.5273962105112E-17 ounces |
| 3.5969431019354E-18 ounces-force | 1.0E-30 petagrams |
| 0.001 picograms | 5.0929581750334E-18 points |
| 2.2046226218488E-18 pounds | 2.2480894387096E-19 pounds-force |
| 6.2989217767108E-19 quarterns | 5.5115565546219E-19 quarterns-loaf |
Use the following list of links to quickly convert values from femtograms to other commonly used Weight measurement units.