With this information, you can calculate the quantity of ounces 521 grams is equal to.

¿What is the inverse calculation between 1 ounce and 521 grams?

Performing the inverse calculation of the relationship between units, we obtain that 1 ounce is 0.054413672 times 521 grams.

Which is the same to say that 521 grams is 18.377734 ounces.

Five hundred twenty-one grams equals to eighteen ounces. *Approximation

A ounce is zero times five hundred twenty-one grams. *Approximation