Browse / Grains, flour & baking

Volume
Weighs 8.65 lb (3.92 kg)
about 2 times the size of a 1-gallon jug
All-purpose flour typically ranges 0.5–0.6 g/mL depending on how it's packed. A firmly packed scoop weighs more.
31.3 cups of all-purpose flour is a significant amount that weighs 8.65 lb (3.92 kg). When poured into a loose pile, it is 16 in (40.7 cm) wide and 6.72 in (17.1 cm) tall, which is about 2 times the size of a 1-gallon jug.