Convert from flask to pund [Scandinavia]

Unit Definition (flask)
The flask is a commercial unit of weight formerly used to measure liquid mercury (or quicksilver, as it was called). The flask was equal to 76.5 pounds avoirdupois, which is equivalent to almost exactly 34.7 kilograms.

Unit Definition (pund [Scandinavia])
The pund is the Scandinavian pound, now reinterpreted as a metric unit equal to 500 grams (1.1023 pounds), like the German pfund. The traditional Swedish (Stockholm) pund was equal to about 425.1 grams (14.995 ounces).