Chapter 5 Review Determine the enthalpy of formation for NO given the balanced equation and the enthalpy of formation for NO2 (+33.2kJ/mol). 2NO(g) + O2(g) 2NO2(g) AHrzn= -114.2kJ TIn O +180.6 kJ/mol O+90.3 kJ/mol O 147.4 kJ/mol O -73.7 kJ/mol Question 50 Chapter 6 Review Which element has the ground-state electron configuration [Ne]3s23p1 Os

Chapter 5 Review Determine the enthalpy of formation for NO given the balanced equation and the enthalpy of formation for NO2 (+33.2kJ/mol). 2NO(g) + O2(g) 2NO2(g) AHrzn= -114.2kJ TIn O +180.6 kJ/mol O+90.3 kJ/mol O 147.4 kJ/mol O -73.7 kJ/mol Question 50 Chapter 6 Review Which element has the ground-state electron configuration [Ne]3s23p1 Os

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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Question 8 Use the AH information provided in the table to calculate AHºrn for the following: SO₂Cl₂(g) + 2H₂O(1)→ 2HCI(g) + H₂SO4(1) Enthalpies of Formation Compounds SO₂Cl₂ H2₂O(1) HCI(g) H₂SO4(1) Equations: 1 cal = 4.184 Joules 1 L'atm = 101.325 Joules AE=q+w w=-pΔV q=mcAT (at constant pressure / coffee cup calorimetry) AE AT xc (at constant volume / bomb calorimetry) AHxn-EnAH₂° - EnAHR O-256 kJ -422 kJ -62 kJ +161 kJ AH° (kJ/mol) -364 -286 -92 -814 +800. kJ CH20 = 4.184 J/g °C
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Question 6 of 12 A solid 30.2 cm block of KCIO: is heated in the laboratory and decomposes according to the following reaction. What is the change in enthalpy in kJ when al the solid KCIO: decomposes? The density of KCIO: is 2.34 g/cm 2 KCIO:(s) 2 KCI(S) 3 0:(9) AH = -894 kJ NG AMOUNT
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