QUESTION 2 2 HI(g) <=> H2(g) + 12(g) AHO = - 13.2 kJ, AJO -- 21.8...
question 1 and 2
QUESTION 1 2 HI(g) <=> H2(g) + 12(g) AHO -- 13.2 k), Asº - - 21.8 J/K, R=8.314J/molk Classify this reaction as one of the four possible types: a. A b.B Ос. С d.D QUESTION 2 2 HI(g) <=> H2(g) + 12(g) AHO - - 13.2 k), Asº -21.8 J/K, R=8.314J/molk At the temperature above/below the reaction above becomes nonspontaneous/ spontaneous? a. 3320C
a) Determine AG for the following reaction at 25C: N2O2(g) ---> 2NO2(g) AHO = +55.3 kJ; AS°= +175.7 J/K b) is the reaction spontaneous under standard state conditions? c) at what temperature will the reaction become spontaneous? a) 2.94 k); b) no; c) 315 K a) -52.3 kJ; b) yes; c) at no temperature a) 50.9 kJ; b) yes; c) -750K a) -4.34 kJ; b) no; c)-315 K
3. (a) Use the data given below and calculate AHO, ASO, A Gº, and K, at 25° C for the reaction: 2 CO (g) + 2 CI, (g) → 2 COCI, (g) (b) Calculate AG for the reaction at 250 °C. (c) At what temperature (°C) is AG equal to zero? In what temperature range is this reaction product- favored? Compound He kJ/mol S. J/mol.K CO (g) -110.52 197.67 Cl2 (g) 223.07 COCI, (g) -218.8 283.53 4. Classify each of...
At 699 K, AG° = -23.25 kJ for the reaction H2(g) + 12(g) = 2 HI(g). Calculate AG for this reaction if the reagents are both supplied at 10.0 atm pressure and the product HI is at 1.00 atm pressure. Select one: O a. -36.6 kj O b. -50.0 kj O C. -3.5 kg O d. +50.0 kJ o e. +36.6 kJ
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) 2 SO, (g) → 2 SO, (g) + O2(g); (b) Be(OH). (s) + H2(g) → Be (s) + 2 H2O (L); (c) CH. (g) + H2(g) → CH(g); (d)...
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) 2 SO, (g) 2 SO, (g) + O2(g); (b) Be(OH), (s) + H2(g) → Be (s) + 2 H2O (1); (c) CH. (g) + H2(g) → CH. (g); (d)...
For the reaction 2NH3(g) 202(g)N20(g)+3H20(I) AHo 683 kJ and AS° = -366 J/K Kelvin The equilibrium constant, K, would be greater than 1 at temperatures Select above or below in the first box and enter the temperature in the second box. Assume that AH° and AS° are constant For the reaction N2(g)O2(g)>2NO(g) AH 181 kJ and AS° = 24.9 J/K The equilibrium constant, K, would be greater than 1 at temperatures Kelvin Select above or below in the first box...
For the reaction: 2 NO2 (g) à N2O4(g) DS0 = -175.5 J/K, DH0=-57.2 kJ (1) The DG0 is _______ kJ at 325 Celsius. (2) The reaction is ____ at 325 Celsius. A. for Spontaneous B. nonspontaneous (3) Would this reaction be spontaneous at___? A. all temperatures B. low temperature C. high temp D. never (4) Based on your answer of DG0 obtained above, solve for DG if [NO2] = 8.50 atm and [N2O4] = 0.00100 atm. Please have three significant figures...
Question 7 Below what temperature does the following reaction become nonspontaneous? 12(s) + Cl2(g)--2 ICI(s) ΔΗ +36.0 kJ: ΔS +158.8 J/K O 227 K O This reaction is spontaneous at all temperatures. O 313 K O This reaction is nonspontaneous at all temperatures. O 128 K
165 The reaction H2(g) + 12(8) 2 2 HI(8) has AH = -2.2 kcal/mol (-9.2 kJ/mol). Will the equilib- rium concentration of HI increase or decrease when (a) 12 is added? (b) H2 is removed? (c) A catalyst is added? (d) The temperature is increased? 012+(ag)