Ammonium dichromate is sometimes known as Vesuvian Fire, because of its use in demonstrations of tabletop "volcanoes". Usingthe given data, calculate the heat of reaction for the following reaction:(NH4)2Cr2O7(s) → Cr2O3(s) + N2(g) +4H20(g)AH(k)mol-")S°U mol-K-')AG°(kJmol)SpeciesNitrogenN(g)191.5N(g)472.704153.19455.579NH,(g)NH,(aq)NH,*(aq)-46.11192.3-16.5-80.29111.3-26.50-132.51113.4-79.31N,H,(€)(NH,),ASO((aq)NH,Br(s)50.63121.2149.2-1268-270.83113-175.2NH,CIs)NH,CI(aq)NH,HCO,(s)-314.494.6-201.5- 300.2-84712.1-666NH,I(s)NH,NO,(s)-201.4117-113- 365.6151.1-184.0(NH,),SO,(s)-1180.85220.1-901.67NF,(g)-125260.6-83.390.25210.786.57NO(g)NO,(g)33.2240.051.30N,O(g)82.05219.7104.2N,O,(g)83.72321.28139.46N,O.(g)N,0,(g)N;O,(s)NOCI(g)HNO,(()9.16304.297.8211356115-43.11781452.5926466.36-174.1155.6-80.79HNO,(g)-135.1266.2-74.77HNO, (aq)-206.6146-110.5HydrogenH(g)H(g)218.0114.6203.3130.6H,O(0)-285.869.91-237.2-241.8H;O(g)H;O;()188.7-228.6-187.8109.6-120.4CbromiumCr(s)23.8Cr,O,(s)-1139.781.2-1058.1Cr,Cl,(s)-556.5123.0-486.1(NH,) ¿Cr,O;(s)-1807

Answered: Image /qna-images/answer/922837aa-e4eb-422c-a205-25217f479332.jpg

monium dichromate is sometimes known as Vesuvian Fire, because of its use in demonstrations of tabletop "volcanoes". Using given data, calculate the heat of reaction for the following reaction: (NH4)2Cr2O7(s) –→ Cr2O3(s) + N2(g) +4H2O(g) AH (k) mol") U mol K) AG (k) mol") Species Nitrogen N(g) 191.5 N(g) NH,(g) 472.704 153.19 455.579 -46.11 192.3 -16.5 NH,(aq) -80.29 111.3 -26.50 NH,"(aq) -132.51 113.4 -79.31 50.63 121.2 149.2 (NH.),AsO(aq) -1268 NH,Br(s) -270.83 113 -175.2 NH,C6) -314.4 94.6 -201.5 NH,Caq) - 300.2 NH,HCO,() -847 12.1 -666 NH,I6) -201.4 117 -113 NH,NO,6) - 365.6 151.1 -184.0 (NH),SO) -1180.85 220.1 -901.67 NF,(g) NO(g) NO,(g) -125 260.6 -83.3 90.25 210.7 86.57 33.2 240.0 51.30 N,Og) 82.05 219.7 104.2 N;O,(g) N;O(g) N,0,(g) 83.72 321.28 139.46 9.16 304.2 97.82 11 356 115 N,O,6) -43.1 178 114 NOCI) 52.59 264 66.36 HNO,(0 -174.1 155.6 -80.79 HNO,(g) -135.1 266.2 -74.77 HNO, (aq) -206.6 146 -110.5 Hydrogen H(g) 218.0 114.6 203.3 H;(g) 130.6 H,O() -285.8 69.91 -237.2 H,Og) H;O(0) -241.8 188.7 -228.6 -187.8 109.6 -120.4 Cbromium Cr(s) 23.8 CrO,(s) Cr,Cl,6) (NH,) Cr0,() -1139.7 81.2 -1058.1 -556.5 123.0 -486.1 -1807

monium dichromate is sometimes known as Vesuvian Fire, because of its use in demonstrations of tabletop "volcanoes". Using given data, calculate the heat of reaction for the following reaction: (NH4)2Cr2O7(s) –→ Cr2O3(s) + N2(g) +4H2O(g) AH (k) mol") U mol K) AG (k) mol") Species Nitrogen N(g) 191.5 N(g) NH,(g) 472.704 153.19 455.579 -46.11 192.3 -16.5 NH,(aq) -80.29 111.3 -26.50 NH,"(aq) -132.51 113.4 -79.31 50.63 121.2 149.2 (NH.),AsO(aq) -1268 NH,Br(s) -270.83 113 -175.2 NH,C6) -314.4 94.6 -201.5 NH,Caq) - 300.2 NH,HCO,() -847 12.1 -666 NH,I6) -201.4 117 -113 NH,NO,6) - 365.6 151.1 -184.0 (NH),SO) -1180.85 220.1 -901.67 NF,(g) NO(g) NO,(g) -125 260.6 -83.3 90.25 210.7 86.57 33.2 240.0 51.30 N,Og) 82.05 219.7 104.2 N;O,(g) N;O(g) N,0,(g) 83.72 321.28 139.46 9.16 304.2 97.82 11 356 115 N,O,6) -43.1 178 114 NOCI) 52.59 264 66.36 HNO,(0 -174.1 155.6 -80.79 HNO,(g) -135.1 266.2 -74.77 HNO, (aq) -206.6 146 -110.5 Hydrogen H(g) 218.0 114.6 203.3 H;(g) 130.6 H,O() -285.8 69.91 -237.2 H,Og) H;O(0) -241.8 188.7 -228.6 -187.8 109.6 -120.4 Cbromium Cr(s) 23.8 CrO,(s) Cr,Cl,6) (NH,) Cr0,() -1139.7 81.2 -1058.1 -556.5 123.0 -486.1 -1807

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...

See similar textbooks

Similar questions

Consider the following reaction. CH3OH(g) CO(g) + 2 H2(g) H = +90.7 kJ (a) Is the reaction exothermic or endothermic? exothermic endothermic (b) Calculate the amount of heat transferred when 55.0 g of CH3OH(g) are decomposed by this reaction at constant pressure.H = kJ(c) If the enthalpy change is 11.0 kJ, how many grams of hydrogen gas are produced? g(d) How many kilojoules of heat are released when 12.0 g of CO(g) reacts completely with H2(g) to form CH3OH(g) at constant pressure?H = kJ(e) Calculate E when 450.0 g of CH3OH(g) completely reacts at a constant temperature of 300 K and constant pressure of 0.95 atm. R = 8.314 J/mol*K and R = 0.08206 atm*L/mol*K
In the recovery of iron from iron ore, the reduction of the ore is actually accomplished by reactions involving carbon monoxide. Use the following thermochemical equations, Fe,O3(s) + 3CO(g) 2Fe(s) + 3CO,(g) AH° = - 28 kJ 3Fc,O3() + CO(g) 2Fe3O4() + CO,(g) AH = -59 kJ FezO4(s) + CO(g) 3FcO(s) + CO,(g) AH° = +38 kJ to calculate AH° for the reaction FeO() + CO(g) Fe(s) + CO2(g) AH° = i kJ
2. (a) 36 mL of 1.0M hydrochloric acid is react with a solution of sodium hydroxide of the concentration 1.6M and volume 15 mL in a coffee cup calorimeter. It is noted that the temperature of both solutions before the reaction is 27.5 °C. After the reaction, the temperature of the solution raise to 35.0 °C. Calculate heat of neutralization for the reaction.(cw = 4.18 Jgl°C', Density of solution: 1gmL').
Consider the following reaction. CH3OH(g) CO(g) + 2 H2(g) H = +90.7 kJ ((b) Calculate the amount of heat transferred when 40.0 g of CH3OH(g) are decomposed by this reaction at constant pressure.H = kJ(c) If the enthalpy change is 20.0 kJ, how many grams of hydrogen gas are produced? g(d) How many kilojoules of heat are released when 12.5 g of CO(g) reacts completely with H2(g) to form CH3OH(g) at constant pressure?H = kJ(e) Calculate E when 880.0 g of CH3OH(g) completely reacts at a constant temperature of 300 K and constant pressure of 0.95 atm. R = 8.314 J/mol*K and R = 0.08206 atm*L/mol*K kJ HopHelpCh5N1
When 0.560g of NaF(s) reacts with excess F2(g) to form NaF(s), 13.8kJ of heat is evolved at standard-state conditions. What is the standard enthalpy of foundation (H*f) of NaF(s)?
Consider the following reaction. CH3OH(g) CO(g) + 2 H2(g) H = +90.7 kJ (a) Is the reaction exothermic or endothermic? endothermicexothermic (b) Calculate the amount of heat transferred when 40.0 g of CH3OH(g) are decomposed by this reaction at constant pressure.H = kJ(c) If the enthalpy change is 11.0 kJ, how many grams of hydrogen gas are produced? g(d) How many kilojoules of heat are released when 13.5 g of CO(g) reacts completely with H2(g) to form CH3OH(g) at constant pressure?H = kJ(e) Calculate E when 360.0 g of CH3OH(g) completely reacts at a constant temperature of 300 K and constant pressure of 0.95 atm. R = 8.314 J/mol*K and R = 0.08206 atm*L/mol*K kJ HopHelpCh5N1
Given: 4AICI3(s) + 302(g) → 2Al,O3(s) + 6C12(g); AH=-529.0 kJ determine AH for the following thermochemical equation. Cl,(3) + Al,O;(s) → AICI,(9) + 02(g) O +88.2 kJ O +264.5 kJ O +176.3 kJ O -176.3 kJ O +529.0 kJ
Calculate the standard enthalpy of formation for C3H6O (l) from its combustion using the following data: Enthalpy of this combustion is -1793 kJ ( you must write a balanced reaction first).
The overall reaction in a commercial heat pack can be repre- sented as 4Fe(s) + 30₂(g) 2Fe₂O3(s) AH = -1652 kJ d. How much heat is released when 10.0 g Fe and 2.00 g O₂ are reacted?
A generic solid, X, has a molar mass of 78.678.6 g/mol. In a constant‑pressure calorimeter, 30.730.7 g of X is dissolved in 327327 g of water at 23.00 °CX(s)⟶X(aq)X(s)⟶X(aq) The temperature of the resulting solution rises to 28.5028.50 °C. Assume the solution has the same specific heat as water, 4.184 J/(g·°C), and that there is negligible heat loss to the surroundings. How much heat was absorbed by the solution?
In the following reaction, how many moles of CH3OH are required to give off 3791 kJ of heat? 2 CH,OH (I) + 3 02 (g) → 2 CO, (g) + 4 H,0(g) AH° = -1280. kJ
(b) The standard enthalpy change for the following reaction is -697 kJ at 298 K.2 Zn(s) + O2(g)2 ZnO(s)What is the standard heat of formation of ZnO(s)