022 ´ 1023 atomic mass units or u
1 atomic mass unit = 1 6606 ´ 10–24 gram
1 metric tonne = 1000 kilograms
           = 2205 pounds
Common Unit of Volume
1 quart = 0 9463 litre
1 litre  = 1 056 quarts
1 litre = 1 cubic decimetre = 1000 cubic
centimetres = 0