The SI unit of mass is the Kilogram, although if the weight of the Baseball is light enough grams may also be applicable.
I agree - it's probably some 0.1 to 0.2 kg, but fractional values are difficult to imagine, so I'd use grams (g), some 100 to 200 g
Gramme. (or grams as written by some).
Centigrams
Kilograms
Grams
Kilograms
mg.
Kilograms.
GRAMS
Tonnes
Mass is measured using kilograms.
Mass is measured in kilograms.
Mass is measured in kilograms.
Kilograms.
The tonne.
Probably in grams.
Grams
Kilograms
Kilograms
You would measure that in grams, or milligrams.