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This reaction generates 7.70 L of oxygen at a temperature of 18.7°C and a pressure of 0.92 atm, what mass of KCIO3 must have decomposed? 2_KCIO3 (s) → 2_KCI (s) + 3_0₂ (g)

This reaction generates 7.70 L of oxygen at a temperature of 18.7°C and a pressure of 0.92 atm, what mass of KCIO3 must have decomposed? 2_KCIO3 (s) → 2_KCI (s) + 3_0₂ (g)

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Please help me set up and solve #7 as done in top problem
uided Practice irections: Complete all problems. Ensure your work is shown, and proper units are pplied. 1) What volume of O2 is produced when 47.2 g of hydrogen peroxide (H₂O2) decomposes to form water and oxygen at 160°C and 2.0 atm? 2 _ H2O2 (aq) → 2_H2O (I) + | O2 (g) "n" (PV=nRT> 1) Stoich 47.2 g H₂02 x mol f1₂ 1 2) P₂V=nRT₂ P=2.0 atm n=0.6941 mol 0₂ h = 0.0821... T=433K I mo 0₂ 349H₂0₂² 2 mol H₂0₂ X V=ORT V= (8.6941) (0,0821) (433) (2.0) =12,34 102=0.6941 mol 02 291.7 K ↑ 7) This reaction generates 7.70 L of oxygen at a temperature of 18.7°C and a pressure of 0.92 atm, what mass of KCIO3 must have decomposed? 2_KCIO3 (s) →→2_KCI (s) + 3 O₂ (g)
Transcribed Image Text:uided Practice irections: Complete all problems. Ensure your work is shown, and proper units are pplied. 1) What volume of O2 is produced when 47.2 g of hydrogen peroxide (H₂O2) decomposes to form water and oxygen at 160°C and 2.0 atm? 2 _ H2O2 (aq) → 2_H2O (I) + | O2 (g) "n" (PV=nRT> 1) Stoich 47.2 g H₂02 x mol f1₂ 1 2) P₂V=nRT₂ P=2.0 atm n=0.6941 mol 0₂ h = 0.0821... T=433K I mo 0₂ 349H₂0₂² 2 mol H₂0₂ X V=ORT V= (8.6941) (0,0821) (433) (2.0) =12,34 102=0.6941 mol 02 291.7 K ↑ 7) This reaction generates 7.70 L of oxygen at a temperature of 18.7°C and a pressure of 0.92 atm, what mass of KCIO3 must have decomposed? 2_KCIO3 (s) →→2_KCI (s) + 3 O₂ (g)
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