Given the thermochemical equation: P4(s)+6Cl2(g)→4PCl3(g)△H=−1,148kJSelect the correct phrase in each dropdown box to complete the following statements.This reaction is --___________ (exothermic OR endothermic.)P4(s) and Cl2(g) have --___________ (higher energy than PCl3(g) OR lower energy than PCl3(g) OR the same energy as PCl3(g).)P4(s) and Cl2(g) are -- ____________ (more stable than PCl3(g) OR less stable than PCl3(g) OR as stable as PCl3(g).)When 1.00 mol PCl3(g) is produced by reaction of P4 and Cl2, the enthalpy change is _______ (+287 kJ OR -287 kJ OR +574 kJ -574 kJ OR +1,148 kJ OR -1,148 kJ.)When 2.00 mol PCl3(g) decomposes into P4 and Cl2, the enthalpy change is -- __________ (+287 kJ OR -287 kJ OR +574 kJ OR -574 kJ OR +1,148 kJ OR -1,148 kJ.)

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Answered: Given the thermochemical equation:…

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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Given the thermochemical equation: P4(s)+6Cl2(g)→4PCl3(g)△H=−1,148kJ

Select the correct phrase in each dropdown box to complete the following statements.

This reaction is --___________ (exothermic OR endothermic.)

P₄(s) and Cl₂(g) have --___________ (higher energy than PCl3(g) OR lower energy than PCl3(g) OR the same energy as PCl3(g).)

P₄(s) and Cl₂(g) are -- ____________ (more stable than PCl3(g) OR less stable than PCl3(g) OR as stable as PCl3(g).)

When 1.00 mol PCl₃(g) is produced by reaction of P₄ and Cl₂, the enthalpy change is _______ (+287 kJ OR -287 kJ OR +574 kJ -574 kJ OR +1,148 kJ OR -1,148 kJ.)

When 2.00 mol PCl₃(g) decomposes into P₄ and Cl₂, the enthalpy change is -- __________ (+287 kJ OR -287 kJ OR +574 kJ OR -574 kJ OR +1,148 kJ OR -1,148 kJ.)

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