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Is 0.40 pounds as heavy as a Baseball?

It's about one-and-one-fourth times as heavy as a Baseball
The weight of a Baseball is about 0.32031250 pounds.
(MLB rules)
Per Major League Baseball rules, a baseball must weigh between 0.31250 pounds and 0.3281250 pounds. A major league pitcher can throw a baseball at up to 150 kph (91 mph) (with a fastball pitch), with record-setting pitches as fast as 171 kph (106 mph).
There's more! See other comparisons to 0.40 pounds...