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4.40 When iron and steam react at high temperatures, the fol- lowing reaction takes place: 3 Fe(s) + 4 H,O(g) → Fe;O4(s) + 4 H;(g) How much iron must react with excess steam to form 897 g of Fe,O4 if the reaction yield is 69%? 4.41 The percentage yield of the following reaction is consis- tently 87%. CH,(g) + 4 S(g)→CS,(g) + 2 H,S(g) How many grams of sulfur would be needed to obtain 80.0 g of CS2?

4.40 When iron and steam react at high temperatures, the fol- lowing reaction takes place: 3 Fe(s) + 4 H,O(g) → Fe;O4(s) + 4 H;(g) How much iron must react with excess steam to form 897 g of Fe,O4 if the reaction yield is 69%? 4.41 The percentage yield of the following reaction is consis- tently 87%. CH,(g) + 4 S(g)→CS,(g) + 2 H,S(g) How many grams of sulfur would be needed to obtain 80.0 g of CS2?

Chemistry for Engineering Students
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter4: Stoichiometry
Section: Chapter Questions
Problem 4.19PAE: 4.19 How many metric tons of carbon are required to react with 7.83 metric tons of Fe2O3 according...
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4.40 When iron and steam react at high temperatures, the fol- lowing reaction takes place: 3 Fe(s) + 4 H,O(g) → Fe;O4(s) + 4 H;(g) How much iron must react with excess steam to form 897 g of Fe,O4 if the reaction yield is 69%? 4.41 The percentage yield of the following reaction is consis- tently 87%. CH,(g) + 4 S(g)→CS,(g) + 2 H,S(g) How many grams of sulfur would be needed to obtain 80.0 g of CS2?
Transcribed Image Text:4.40 When iron and steam react at high temperatures, the fol- lowing reaction takes place: 3 Fe(s) + 4 H,O(g) → Fe;O4(s) + 4 H;(g) How much iron must react with excess steam to form 897 g of Fe,O4 if the reaction yield is 69%? 4.41 The percentage yield of the following reaction is consis- tently 87%. CH,(g) + 4 S(g)→CS,(g) + 2 H,S(g) How many grams of sulfur would be needed to obtain 80.0 g of CS2?
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