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Chemistry
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ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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What percent of the sample is Fe2O3?"
Transcribed Image Text:A 20.0 g ore sample is composed of a mixture of Fe203 and Fe304. The mixture is found to contain 14.45 g of iron.
What percent of the sample is Fe2O3?
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- What mass of Cu(IO3)2 can be formed from 0.650 g of CuSO4 · 5H2O? What mass of KIO3 is needed to convert the copper in 0.2750 g of CUSO4 - 5H2O to Cu(IO3)2?arrow_forwardK2CO3 + 2HCI -> H2O + 2KCI Determine the theoretical yield of CO2 if you start with 1000 g of K2CO3?arrow_forwardPlease use tables givenarrow_forward
- 9. How many kilograms of iron can be obtained from 635 pounds of an ore that is 72.0% hematite, Fe,O,?arrow_forwardWrite the chemical equation for the word equation below. Each blank should be a different substance and the reaction does not need to be balanced. Molybdenum(IV) chromate reacts with lithium telluride to make molybdenum(IV) telluride and lithium chromatearrow_forwardConsider the balanced reaction of magnesium and oxygen. 2 Mg + O2 → 2 MgO What mass, in grams, of MgO can be produced from 1.34 g of Mg and 2.05 g of 02?arrow_forward
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