An oxide of manganese contains 2.29g of manganese per gram of oxygen. What is the empirical formular of this compound?

An oxide of manganese contains 2.29g of manganese per gram of oxygen.

1.	An oxide of manganese contains 2.29g of manganese per gram of oxygen. What is the empirical formular of this compound?
Answer» MnO `MnO_(2)` `Mn_(2)O_(3)` `MnO_(3)` ANSWER :C