For a reaction, ∆H=45 kJ and ∆S=125 J/K. Assume that H and S do not vary with temperature. At what temperature will the reaction have ∆G=0
a) 0.36 ₒC b) 0.36 K c) 360 ◦C d) 360 K e) 0 K
For a reaction, ∆H=45 kJ and ∆S=125 J/K. Assume that H and S do not vary...
For a given reaction, Delta H = -19.9 kJ/mol and Delta S = -55.5 J/K-mol. Calculate the temperature in K where Delta G = 0. Assume that Delta H and Delta S do not vary with temperature. Also, what is the equilibrium constant at that temperature?
For a particular reaction, ΔH = -32 kJ and ΔS =-98 J/K. Assume that ΔH and ΔS do not vary withtemperature. A) At what temperature will the reaction have ΔG= 0? B) If T is increased from that in part A, will the reaction bespontaneous or nonspontaneous?
For a given reaction, H = +35.5 kJ/mol and S = +83.6 J/Kmol. The reaction is spontaneous ________. Assume that H and S do not vary with temperature. at T < 425 K at T > 425 K at all temperatures at T > 298 K at T < 298 K
1. For the reaction P4O10(s) + 6H2O(l)------->4H3PO4(aq) H° = -453 kJ and S° = -16.3 J/K G° would be negative at temperatures (above, below) ____ _____K. Enter above or below in the first box and enter the temperature in the second box. Assume that H° and S° are constant. 2. For the reaction N2(g) + O2(g)------>2NO(g) H° = 181 kJ and S° = 24.9 J/K G° would be negative at temperatures (above, below) _____ _____ K. Enter above or below...
Consider the following reaction, for which ∆H° = -113.1 kJ/mol and ∆S° = -145.34 J/mol·K. 2NO(g) + O2(g) ⇌ 2NO2(g) Assume ∆H° and ∆S° do not vary appreciably with change in temperature. This reaction will only be spontaneous at a temperature _____(i)_____ than ______(ii)_____. (i) lower (ii) 298.15 K (i) higher (ii) 1285 K (i) higher (ii) 1285 K (i) lower (ii) 778 K (i) higher (ii) 778 K
For the reaction 2H2O2(l)2H2O(l) + O2(g) H° = -196.0 kJ and S° = 125.7 J/K The equilibrium constant for this reaction at 305.0 K is . Assume that H° and S° are independent of temperature. AND The equilibrium constant, Kp, for the following reaction is 0.215 at 673 K. NH4I(s) NH3(g) + HI(g) If ΔH° for this reaction is 182 kJ, what is the value of Kp at 775 K? Kp =
For the reaction N2(g) + O2(g)2NO(g) H° = 180.6 kJ and S° = 24.9 J/K The equilibrium constant for this reaction at 259.0 K is . Assume that H° and S° are independent of temperature.
2- For the reaction 2NO(g) + O2(g)2NO2(g) H° = -114.2 kJ and S° = -146.5 J/K The equilibrium constant for this reaction at 289.0 K is ---------- . Assume that H° and S° are independent of temperature.
For a particular chemical reaction Delta H =6.8 kJ and Delta S = -29 J/K. Under what temperature condition is the reaction spontaneous? A) When T < -234 K B) When T < 234 K C) The reaction is spontaneous at all temperatures D) When the reaction is not spontaneous at any temperatures E) When T > 234 K
For the reaction 2SO2(g) + O2(g)2SO3(g) H° = -198 kJ and S° = -188 J/K G° would be negative at temperatures (above, below) K. Enter above or below in the first box and enter the temperature in the second box. Assume that H° and S° are constant.