1.
For the reaction
2SO2(g) +
O2(g)------>2SO3(g)
H° = -198 kJ and S° = -188
J/K
The equilibrium constant, K, would be greater than 1 at
temperatures _______(above or below) ____Kelvin.
Select above or below in the first box and enter the temperature in
the second box. Assume that H° and S° are constant.
2.
How many grams of zinc metal will be deposited
from a solution that contains Zn2+ions
if a current of 0.768 A is applied for
53.1 minutes.
grams
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1. For the reaction 2SO2(g) + O2(g)------>2SO3(g) H° = -198 kJ and S° = -188 J/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.
The equilibrium constant, Kp, for the following reaction is 2.74 at 1150 K. 2SO3(g) 2SO2(g) + O2(g) If ΔH° for this reaction is 198 kJ, what is the value of Kp at 1260 K? Kp= ?
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Consider the following equilibrium reaction. 2SO2(g)+O2(g)↽−−⇀2SO3(g)Δ?=−198 kJ/mol Which characteristics of this reaction will be affected by a change in temperature? I. value of equilibrium constant II. equilibrium concentrations Or both
The equilibrium constant, Kp, for the following reaction is 2.74 at 1150 K. 2SO3(g) 2SO2(g) + O2(g) If ΔH° for this reaction is 198 kJ, what is the value of Kp at 1270 K? Kp =
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For the equilibrium reaction 2SO2(g) + O2(g) 2SO3(g), delta Hrxn = -198 kJ/mol. Which one of these factors would cause the equilibrium constent to increases? Decrease the temperature. Add SO2 gas Remove O2 gas Add a catalyst. None of these Consider this reaction at equilibrium If the volume of the system is compressed at constent temperature, what change will occure in the position of the equilibrium?
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...
1. For the reaction 2SO2(g) + O2(g) ----->2SO3(g) ΔG° = -148.8 kJ and ΔS° = -187.9 J/K at 261 K and 1 atm. The maximum amount of work that could be done by this reaction when 1.98 moles of SO2(g) react at standard conditions at this temperature is _______ kJ. 2. For the reaction 2Na(s) + 2H2O(l) ---->2NaOH(aq) + H2(g) ΔH° = -368.6 kJ and ΔS° = -15.3 J/K The maximum amount of work that could be done when 2.25...
At 850 K, the equilibrium constant for the reaction 2SO2(g)+O2(g)↽−−⇀2SO3(g) is ?c=15. If the given concentrations of the three gases are mixed, predict in which direction the net reaction will proceed toward equilibrium.