With this information, you can calculate the quantity of ounces 309 grams is equal to.

¿What is the inverse calculation between 1 ounce and 309 grams?

Performing the inverse calculation of the relationship between units, we obtain that 1 ounce is 0.09174603 times 309 grams.

Which is the same to say that 309 grams is 10.899654 ounces.

Three hundred nine grams equals to ten ounces. *Approximation

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