With this information, you can calculate the quantity of kilograms 521 grams is equal to.
¿What is the inverse calculation between 1 kilogram and 521 grams?
Performing the inverse calculation of the relationship between units, we obtain that 1 kilogram is 1.9193858 times 521 grams.
Which is the same to say that 521 grams is 0.521 kilograms.
Five hundred twenty-one grams equals to zero kilograms. *Approximation
A kilogram is one times five hundred twenty-one grams. *Approximation
