Is 250 grams as heavy as a liter of Water?
It's about one-fourth as heavy as a liter of Water
The weight of a liter of Water is about 1,000.028 grams.
(fresh; 4° C / 39.2° F; maximum density)
Contrary to popular belief, 1 liter (0.0.264172052358148 gal) of water at 4° C / 39.2° F (its point of maximum density) weighs 1,000.028 grams rather than 1 kg exactly. The total volume of water on the planet Earth is about
13,590,000,000,000,000,000 (13.59 quntillion) L (3,590,000,000,000,000,000 gallons).
There's more! See other comparisons to 250 grams...