Due to the fact that the Kilogram and the Meter measure two entirely different concepts, this question can not be answered. The meter measures a factor of only a single dimension, whereas the kilogram measures three (or probably more) dimensions. You can, for example, ask how many Kilograms are there in 300 cubic meters of x, due to the fact that cubic meters run in three dimensions.
Density = 300/15 kilograms per cubic meter = 20 kilograms per cubic meter
Kilograms can't be converted to meters. Kilograms measure mass, while meters measure length.
300 meters?
Meters and kilograms are different units of measurement. Meters measures length and kilograms measures mass. They cannot be converted.
Meters are a measure of length. Kilograms are a measure of weight, the two can not be compared.
300 ft = 91.44 meters (rounded)
Meters can't be converted to kilograms. Meters measure length, while kilograms measure mass.
300 millimeters is 0.3 meters.
300 centimeters = 3 meters
300 meters=.3 kilometers.
300 meters = 328.084 yards.
300 yards = 274.32 meters.