University of Oklahoma X A- O plin glearning.com/i d-3204168. P Dynamic Periodic

Question

University of Oklahoma X A- O plin glearning.com/i d-3204168. P Dynamic Periodic k Canwas Sapling Learning Jump Sapling Learning I University of Oklahoma HEM 1415 Spring17-CLIFFORD I Activities and Due Dates HW 2 My Assignment r Attempts Score 127/2017 11:5s PM 3.4/5, G /24/2017 23 AM Gradebook Print Calculator Periodic Table 100 Question 18 of 19 Map General Chemistry 4th Edition University Science Books presented by Saping Lear The oxidation of copperil) oxide, Cu20(s), to copper(ll) oxide, Cuo(s), is an exothermic process, kJ AH. 292.0 rmol Calculate the energy releasedas heat when 59.29 g of Cu20(s) undergo oxidation at constant pressure 100 Number 100 Previous Check Answer Next Exit -2017 Sapling Learning Inc. partners terms of use O Logout Help Resources OAssignment Information Available From: 20/2017 06:00 PM Due Date: 27/2017 11:55 PM Points Possible: 5 Grade Category: Graded Description attempt, 0% penalty, Policies: Soluti After Due Date You can check your answers. due date. You have five attempts per question There is no penalty for incorrect answers O eTextbook O Help With This Topic OWeb Help & Videos OTechnical Support and Bug Reports

Explanation / Answer

59.29 gm of Cu2O means 59.29/143.09 = 0.414 moles of Cu2O
2 moles of Cu2O gives heat 292.0
0.414 moles gives (292/2) x 0.414 = 60.444 KJ heat is released
delta H = -60.444KJ

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