An ore is analyzed for the manganese content by converting the manganese to Mn3O4 and weighing it. If a 2.51g of ore sample yields Mn3O4 weighing 0.261g. a) What would be the percent Mn2O3 in the ore sample? b) What is the percent of Mn?

An ore is analyzed for the manganese content by converting the manganese to Mn3O4 and weighing it. If a 2.51g of ore sample yields Mn3O4 weighing 0.261g. a) What would be the percent Mn2O3 in the ore sample? b) What is the percent of Mn?

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter20: Chemistry Of The Metals

Section: Chapter Questions

Problem 37QAP

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Question

An ore is analyzed for the manganese content by converting the manganese to Mn3O4 and
weighing it. If a 2.51g of ore sample yields Mn3O4 weighing 0.261g.

a) What would be the percent Mn2O3 in the ore sample?
b) What is the percent of Mn?

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