Convert square zeptometer to acre (U.S. survey)
Selected category: area.
Definition and details for square zeptometer:
Square zeptometer (zm2) is a metric unit of area equal to 10-42 m2.
Definition and details for acre (U.S. survey):
U.S. survey acre is defined to be equal to 4046x13525426/15499969 m2, based on an inch defined by 1 meter = 39.37 inches exactly, as established by the Mendenhall Order issued on April 5, 1893.