With this information, you can calculate the quantity of kilograms 331 grams is equal to.

¿What is the inverse calculation between 1 kilogram and 331 grams?

Performing the inverse calculation of the relationship between units, we obtain that 1 kilogram is 3.021148 times 331 grams.

Which is the same to say that 331 grams is 0.331 kilograms.

Three hundred thirty-one grams equals to zero kilograms. *Approximation

A kilogram is three times three hundred thirty-one grams. *Approximation