NH4NO3 (s)
NH4+ (aq) + NO3-
(aq)
H°f
NH4NO3 (s) = -365.6 kJ/mol
H°f
NH4NO3 (aq) = -339.9 kJ/mol
What is
H°rxn?
using the given data to determine the ∆H°rxn.
NH4NO3 (s) NH4+ (aq) + NO3- (aq) H°f NH4NO3 (s) = -365.6 kJ/mol H°f NH4NO3 (aq)...
Given the information below, what is AGº for the reaction: NH4NO3(s) - NH4+ (aq) + NO3(aq) AH (kJ/mol) S° (J/molk) NH4NO3(s) -365.56 151.08 NH4 (aq) -132.51 113.4 NO3(aq) -205.0 146.4 +32.3 kJ -80.7 kJ -4.34 kJ O none of these
Determine the standard entropy change of the universe when 0.3 mol of NH4NO3 is produced, NH4 (aq) NO3(aq) NH4NO3(s), given the following information. (answer in J/K) AH (kJ/mol) S°(J/mol K) Substance NH4NO 3(s) -365.6 151.1 NH4 (aq) -132.5 113.4 NO 3 (aq) -205.0 146.4 Answer: 1575.1 Check
1.) NH4NO3(s) ↔ NH4+(aq) + NO3-(aq) +17 kJ/mol what is K at room temp? A)0.993 B)1.00 C)1.05 x 10-3 D)954 2.) For the following reactions: 2NH3(g) 3H2(g) + N2(g) What is under the following conditions: T = 25oC PNH3 = 12.9 atm PH2 = 0.250 atm PN2 = 0.870 atm A) 33 kJ/mol B) 56 kJ/mol C) 10 kJ/mol D) 31 kJ/mol
Consider the following reaction. NH4NO3(s) ⇌ NH4+(aq) + NO3–(aq) ΔH > 0 If the temperature is increased, what happens to the values of Q and K? In which direction will the equilibrium shift, if at all?
Determine the standard entropy change of the universe when 0.2 mol of NH,NO3 is produced, NH4+ (aq) + NO3-(aq) --NH.NO3(s), given the following information. (answer in J/K) Substance NH.NO3(s) AH!"(kJ/mol) SºU/molK) -365.6 151.1 -132.5 113.4 -205.0 146.4 NH" (G) NO3(aq) Answer: Check
The dissolution of ammonium nitrate is given by the reaction: NH4NO3 (s) ----> NH4+ (aq) + NO3- (aq) Assuming that the values of ΔH° and ΔS° do not change appreciably with temperature, calculate the ΔG° value for the reaction from the polyatomic ion data in standard thermodynamic property tables. ΔG°: -4.1 kJ Predict the lowest temperature at which the reaction is spontaneous. T= _____ degrees Celsius
*** ** -305.01 -183.9 151.1 NH4NO3 (aq) -339.9 -190.6 259.8 AHºf (kJ/mol) AG°f (kJ/mol) Sº (/mol K) 0 205.1 Oxygen 02 (g) O(g) 03 (g) 249.2 231.7 161.1 142.7 163.2 238.9 Phosphorus AH° (kJ/mol) AG°f(kJ/mol) sº (/mol K) Nitrogen AH°(kJ/mol) AG°f(kJ/mol) s° /mol K) N2 (8) 0 191.6 N (g) 472.7 455.6 153.3 NH3 (g) -46.1 -16.5 192.5 NH3 (aq) -80.0 -27.0 111.0 132.0 -79.0 113.0 90.3 86.6 210.8 51.7 66.1 261.8 NH4+ (aq) NO (g) NOCI (9) NO2 (g)...
Determine
S°rxn for Zn (s) + 2HCl (aq)
ZnCl2 (aq) + H2 (g).
Substance
S° (J/mol ⋅ K)
Zn(s)
60.9
HCl(aq)
56.5
H2(g)
130.58
Zn2+(aq)
−106.5
Cl−(aq)
55.10
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Nitrogen Ahºf (kJ/mol) AG°f (kJ/mol) Sº (J/mol K) 191.6 N2(9) 0 0 N(g) 472.7 455.6 153.3 NH3(g) -46.1 -16.5 192.5 NH3(aq) -80.0 -27.0 111.0 NH4+ (aq) -132.0 -79.0 113.0 90.3 86.6 210.8 NO(9) NOCI(g) 51.7 66.1 261.8 NO2(g) 33.2 51.3 240.1 N20(9) 82.1 104.2 219.9 N204(9) 9.2 97.9 304.3 N204(0) -20.0 97.0 209.0 N205(s) -42.0 134.0 178.0 N2H4(0) 50.6 149.3 121.2 N2H3CH3 () 54.0 180.0 166.0 HNO3(aq) -207.4 -111.3 146.4 HNO3(1) -174.1 -80.7 155.6 HNO3(9) -135.1 -74.7 266.4 NH4ClO4(s) -295.0...
HEM1043PO2-2010-12683 Determine the standard entropy change of the universe when 0.3 mol of NH4NO3 is produced, NH (aq) +NO,"(aq) -NH NO3(s), given the following information. (answer in J/K) AH (KI/mol) SU/mol K) Substance NH&NO3(s) -365.6 151.1 NH (aq) -132.5 113.4 NO3 (aq) -205.0 146.4 Answer Check