Answer to Question #300251 in General Chemistry for Cassie

Question #300251

110 g of manganese was extracted from 174 g of manganese oxide. (Ar: Mn=55, O=16)

a) What mass of oxygen atoms is this?

Expert's answer

Mass of oxygen ;

(174-110)g = 64

64÷ Molar mass of oxygen

(64÷16)= 4

mass of oxygen= 4g

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