Time Remaining Time Remainine 2 points Using the following thermochemical data: 2Cr(s) + 6HF(g) → 2C1F3(s)...
Using the following thermochemical data: 2Y(s) + 6HF(g) → 2YF3(s) + 3H2(g) 2Y(s) + 6HCl(g) 2YC13(s) + 3H2(g) calculate AHⓇ for the following reaction: YF3(s) + 3HCl(g) → YC13(s) + 3HF(g) AH° = -1811.0 kJ/mol AH = -1446.2 kJ/mol Select one: O a. 364.8 kJ/mol O b.-3257.2 kJ/mol C. 182.4 kJ/mol O d.-1628.6 kJ/mol O e. 729.6 kJ/mol
10. Given the following thermochemical data: 2 P(s) + 3 Cl, (g) → 2 PCI, (1) AH = -636 kJ/mol PCI, (1) PCI, (s) + C12 (8) AH = 138 kJ/mol compute the enthalpy of formation of PCI, (s), that is the enthalpy change for the reaction P(8) + 5/2 CI, (g) - PCI, (5) AH-? kJ/mol
The following thermochemical equation is for the reaction of ammonium nitrate(s) to form dinitrogen monoxide(g) and water(g) NH,NO3() N2O(g) + 2H2O(g) AH = -35.9 kJ How many grams of NH NO,(s) would have to react to produce 12.1 kJ of energy? grams The following thermochemical equation is for the reaction of hydrogen sulfide(g) with oxygen(g) to form water(g) and sulfur dioxide(g). 2H2S(g) + 302(g)—2H2O(g) + 2802(8) AH=-1.04x109 kJ When 9.64 grams of hydrogen sulfide(g) react with excess oxygen(g), -588.8 kJ...
Calculate the heart of formation for aluminum chloride using the following thermochemical equations: 2Al (s) + 6HCl (aq) ---> 2AlCl3 (aq) + 3H2 (g) . ΔH = -1049 kJ HCl (g) ---> HCl (aq) . ΔH = -74.8 kJ H2 (g) + Cl2 (g) ---> 2HCl (g) ΔH = -1845 kJ AlCl3 (s) ---> AlCl3 (aq) ΔH = -323 kJ
7. Use the following thermochemical data to identify which statement is true pertaining to the reaction Fe,O,(s) + 3H2(g) à 2Fe(s) + 3H,O(g) AH(Feq (ə)) = -822 kJ mol AH(H0(9) --242 kJ mol 56.96 -0.090 kJ moi"! K S.= 0.131 kJ mollk! SPO = 0.027 kJ mol'k 54,00) -0.189 kJ mol-'k A The reaction is thermodynamically favourable at 20°C. B The standard enthalpy of the reaction is -96 kJ molt C The Gibbs energy change for the reaction at 500...
Determine AH for the following reaction, 2NH3(g) + 5/20260) - 2NO(g) + 3H2019) given the thermochemical equations below. N2(g) + O2(0) - 2NO(g) N2(g) + 3H2(g) — 2NH3(0) 2H269) + O26) - 2H206) AH = +180.8 kJ AH = -91.8 kJ AH = -483.6 kJ -1178.2 kJ -452.8 kJ -394.6 kJ -211.0 kJ +1178.2 kJ
Question 12 1 pts Use the following thermochemical data to determine which of the following is the most exothermic reaction. CH4 (g) + H205) COQ + 3H2(0) AH = +206 kJ OCH4(8) + H2O(g) - CO(g) + 3H2(8) O2C0(8) + 6H2(8) — 2CH(8) + 2H2O(8) 2CHalf) + 2H20(8) - 2CO(g) + 6H2(8) O CO(g) + 3H2(g) - CHals) + H2O(g) Next → . Previous PGC go
Review Problem 6.086 Given the following thermochemical equations, 2Cu + S(s) - Cu2S(s) AH° = -79.5 kJ S(s) + O2(g) → SO2(9) AH = -297 kJ Cu2S(s) + 202(g) → 2CụO(s) + SO2(g) AH° = -527.5 kJ calculate the standard enthalpy of formation (in kilojoules per mole) of Cuo(s). AH°(Cuo(s)) - kJ/mol The number of significant digits is set to 3; the tolerance is +/-2% Show Work is REQUIRED for this question: Open Show Work Review Problem 6.087 Given the...
Calculate AH for the following reaction, CaO(s) + CO2(g) CaCO3(s) given the thermochemical equations below. 2 Ca(s) + O2(g) + 2 Cao(s) AH = -1270.2 kJ C(s) + O2(g) CO2(g) AH = -393.5 kJ 2 Ca(s) + 2 C(s) + 3 O2(g) → 2 CaCO3(s) AH = -2413.8 kJ 0-750.1 kJ O +350.2 kJ 0 -178.3 kJ O +2870.6 kJ
Calculate the enthalpy of decomposition of aluminum chloride in the town 2 AICE() ---> 2Al(s). (g) Use the following four equations: a) 2Al(s) + 6HCl(aq) + 2AICI.(aq) + 3H2(8) AH" --1049 kJ/mol b) HCl(aq) - HC (g) AH':- 74.8 kļ/mol c) H2(g) + Cl:(g) - 2HCI(g) AH", -1845 kJ/mol d) AICI, (s) -- AICI (aq) AH'= -323 kJ/mol