With this information, you can calculate the quantity of ounces 9 grams is equal to.

¿What is the inverse calculation between 1 ounce and 9 grams?

Performing the inverse calculation of the relationship between units, we obtain that 1 ounce is 3.149947 times 9 grams.

Which is the same to say that 9 grams is 0.31746566 ounces.

Nine grams equals to zero ounces. *Approximation

A ounce is three times nine grams. *Approximation