With this information, you can calculate the quantity of ounces 509 grams is equal to.

¿What is the inverse calculation between 1 ounce and 509 grams?

Performing the inverse calculation of the relationship between units, we obtain that 1 ounce is 0.055696509 times 509 grams.

Which is the same to say that 509 grams is 17.954447 ounces.

Five hundred nine grams equals to seventeen ounces. *Approximation

A ounce is zero times five hundred nine grams. *Approximation