Ammonium dichromate is sometimes known asVesuvian Fire, because of its use in demonstrationsof tabletop "volcanoes". Using the given data,calculate the heat of reaction for the followingreaction:(NH4)2Cr207(s) → Cr2O3(s) + N2(g) +4H2O(g)AH,°(kJmol")s°U mol-K-')(k)mol')SpeciesNitrogenN;(g)N(g)NH,(g)191.5472.704153.19455.579-46.11192.3-16.5NH,(aq)NH,*(aq)-80.29111.3-26.50-132.51113.4-79.31N,H(€)50.63121.2149.2(NH,);AsO,(aq)NH,Br(s)-1268-270.83113-175.2NH,C(s)NH,Cl(aq)NH,HCO,(s)-314.494.6-201.5- 300.2-84712.1-666- 201.4NH,I(s)NH,NO,(s)117-113- 365.6151.1-184.0(NH,);SO,(s)-1180.85220.1-901.67NF,(g)-125260.6-83.3210.786.57NO(g)NO:(g)90.2533.2240.051.30N,O(g)82.05219.7104.283.72321.28139.46(3)'O°N304.2N,O,(g)9.1697.82N;O;(g)N,O;(s)11356115-43.1178114 NO(g)NO;(g)90.25210.786.5733.2240.051.30N,O(g)N;O,(g)82.05219.7104.283.72321.28139.46(S)*O°N_(3)*O°N9.16304.297.8211356115N,O;(s)-43.1178114NOCI(g)HNO,(€)HNO,(g)52.5926466,36-174.1155.6-80.79-135.1266.2-74.77HNO, (aq)-206.6146-110.5HydrogenH(g)218.0114.6203.3H;(g)130.6H,O(€)-285.869.91-237.2H,O(g)-241.8188.7-228.6H;O;()-187.8109.6-120.4CbromiumCr(s)23.8Cr,O;(s)Cr,Cl;(s)-1139.781.2- 1058.1-556.5123.0-486.1(NH,) ¿Cr,O;(s)-1807A-299.9 kJ/molВ3,913.9 kJ/mol299.9 kJ/molD-3,913.9 kJ/mol

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Ammonium dichromate is sometimes known as Vesuvian Fire, because of its use in demonstrations of tabletop "volcanoes". Using the given data, calculate the heat of reaction for the following reaction: (NH4)2Cr207(s) → Cr2O3(s) + N2(g) +4H2O(g) s° ΔΗΡ (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) NH,*(aq) N,H,(() (NH,),AsO,(aq) -80.29 111.3 -26.50 -132.51 113.4 -79.31 50.63 121.2 149.2 -1268 NH,Br(s) -270.83 113 -175.2 NH,CI(s) NH,CI(aq) -314.4 94.6 -201.5 - 300.2

Ammonium dichromate is sometimes known as Vesuvian Fire, because of its use in demonstrations of tabletop "volcanoes". Using the given data, calculate the heat of reaction for the following reaction: (NH4)2Cr207(s) → Cr2O3(s) + N2(g) +4H2O(g) s° ΔΗΡ (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) NH,*(aq) N,H,(() (NH,),AsO,(aq) -80.29 111.3 -26.50 -132.51 113.4 -79.31 50.63 121.2 149.2 -1268 NH,Br(s) -270.83 113 -175.2 NH,CI(s) NH,CI(aq) -314.4 94.6 -201.5 - 300.2

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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