QUESTION 11The thermite reaction, in which aluminum reduces iron(IIl) oxide to elemental iron, has been used by railroad repair crews to weld railstogether.2As) + Fez03(s)What mass of iron is formed when 725 k) of heat are released? (Molar mass of Fe 55.845 g/mol)-2Fe(s) + A@203(s) AH =-850 k]47g65g95g112g125gQUESTION 12MacBook Air

According to reaction, 850 kJ heat is released when 2mol Fe is formed.

QUESTION 11 The thermite reaction, in which aluminum reduces iron(1II) oxide to elemental iron, has been used by railroad repair crews to wel raih together. 2AR(s) + FezO3(s)2Fe(s) + A@203(s) AH=-850 k) What mass of iron is formed when 725 kj of heat are released? (Molar mass of Fe 55.845 g/mol) 47g 65 g 95 g 112g 125 g QUESTION 12

QUESTION 11 The thermite reaction, in which aluminum reduces iron(1II) oxide to elemental iron, has been used by railroad repair crews to wel raih together. 2AR(s) + FezO3(s)2Fe(s) + A@203(s) AH=-850 k) What mass of iron is formed when 725 kj of heat are released? (Molar mass of Fe 55.845 g/mol) 47g 65 g 95 g 112g 125 g QUESTION 12

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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