1 mol KMnO₄ contains 4 mol O, which has a molar mass of about 15.999 g/mol. Then the mass of O in the sample is
(4 mol) (15.999 g/mol) ≈ 63.996 g
You are so flawless, you are made of the best qualities of all things.
The moment I laid eyes on you, my heart flew to yours, from my heart is to do with whatever you will.
You have to make me your wife, or I’ll pass away as your servant. I am your slave regardless of your choice.