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Answer to Question #300253 in General Chemistry for Nandita

Question #300253

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?


1
Expert's answer
2022-02-21T17:15:04-0500

Molar mass of MnO"_2=87g\/mol"

Moles in 174g of MnO"_2=2"

Mass of Oxygen in 174g of MnO"_2=32\u00d72=64g"



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