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

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

Performing the inverse calculation of the relationship between units, we obtain that 1 ounce is 0.00011996161 times 521 pounds.

Which is the same to say that 521 pounds is 8336 ounces.

Five hundred twenty-one pounds equals to eight thousand three hundred thirty-six ounces. *Approximation

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