Convert 250 g O2 to mol O2

I'm sorry i cant you if you don't list the elements : (

Answerthe same as;

Those are different gas lawshere is a brief description of themcharles's law states that volume and temperature are directly proportional to each other as long as pressure is held constant.  boyle's law asserts that pressure and volume are inversely proportional to each other at fixed temperature.gay-lussac's law introduces a direct proportionality between temperature and pressure as long as it is at a constant volume.    source:

Tell me the answer choices and i would be able to answer. : )