• PROBLEM: A chemist wants to find K. for the following reaction at 700 K: 2NH3(g)+31...
The equilibrium constant, Kc, for the following reaction is 1.31×10-2 at 700 K. NH4I(s) (forward/reverse arrow)NH3(g) + HI(g) 1. Calculate Kc at this temperature for the following reaction: NH3(g) + HI(g) (forward/reverse arrow)NH4I(s) Kc = 2. The equilibrium constant, Kc, for the following reaction is 2.03 at 677 K. 2NH3(g) (forward/reverse arrow)N2(g) + 3H2(g) Calculate Kc at this temperature for: N2(g) + 3H2(g) (forward/reverse arrow)2NH3(g) Kc =
A student ran the following reaction in the laboratory at 691 K: N2(g) + 3H2(g) 2NH3(g) When she introduced 3.69x10-2 moles of N2(g) and 6.11x10-2 moles of H2(g) into a 1.00 liter container, she found the equilibrium concentration of H2(8) to be 5.87*10-2 M. Calculate the equilibrium constant, Kc, she obtained for this reaction. Ko
A student ran the following reaction in the laboratory at 651 K: 2NH3(g)N2(g) + 3H2(g) When she introduced 7.88x102 moles of NH (g) into a 1.00 liter container, she found the equilibrium concentration of NH (g) to be 6.75x103 M. Calculate the equilibrium constant, Kc, she obtained for this reaction. Kc
Consider the following reaction: N2(g)+3H2(g)⇌2NH3(g) Complete the following table. Assume that all concentrations are equilibrium concentrations in M. T (K) [N2] [H2] [NH3] [Kc] 500 0.115 0.105 0.439 − 575 0.105 M − 0.128 M 9.6 775 0.130 M 0.145 M − 0.0584 Find Kc at 500 K. Find [H2] at 575 K. Find [NH3] at 775 K.
Question The equilibrium constant, Kc, for the following reaction is 3.72 at 701 K. 2NH3(gN2(g) + 3H2(g) Calculate Kc at this temperature for the following reaction: 1/2N2(g) +3/2H2(g) NH3( Kc
Consider the following reaction where K = 0.159 at 723 K: N2(g) + 3H2(g) = 2NH3(g) A reaction mixture was found to contain 4.65*10*2 moles of N2(g), 3.76x10-2 moles of H2(g) and 5.50*10-4 moles of NH3(g), in a 1.00 Liter container Indicate Truc (T) or False (E) for each of the followingi 1. In order to reach equilibrium NH3(g) must be consumed. 2. In order to reach equilibrium K must decrease. 3. In order to reach equilibrium N, must be...
A student ran the following reaction in the laboratory at 745 K: N2(g) + 3H2(g) 2NH3(g) When she introduced 3.44x10-2 moles of N2(g) and 5.80x10-2 moles of H2(g) into a 1.00 liter container, she found the equilibrium concentration of NH3(g) to be 7.82x10-4M. Calculate the equilibrium constant, K., she obtained for this reaction. K=
For the reaction 2CH4(g)⇌C2H2(g)+3H2(g) 2 C H 4 ( g ) ⇌ C 2 H 2 ( g ) + 3 H 2 ( g ) K c = 0.135 at 1615 ∘C . What is Kp for the reaction at this temperature? Express your answer numerically. For the reaction N2(g)+3H2(g)⇌2NH3(g)N2(g)+3H2(g)⇌2NH3(g) KpKp = 5.15×10−3 at 333 ∘C . What is Kc for the reaction at this temperature? Enter your answer numerically.
Given the following data for heats of reaction
N2(g) + 3H2(g) ---->
2NH3(g) H
= -91.8 kJ
C(graphite) + 2H2(g) ------->
CH4(g)H
= -74.9kJ
H2(g) + 2C(graphite) + N2(g)
--------> 2HCN(g) H
= 270.3 kJ
Calculate
H for the reaction used to make HCN
CH4(g) + NH3(g) --------> HCN(g) +
3H2(g)
A chemist measures the enthalpy change AH during the following reaction: 3 N2(9) + 8H2(9)→ 4NH3(g) + N,H.(1) AH=-134. kJ Use this information to complete the table below. Round each of your answers to the nearest kJ/mol. reaction AH NH,() +,() - N,(6) + H_() X 5 ? 4NH, (g) + N,H.(1) 3N, (g) + 8H,() k 3 z N. (8) + 4H, (p) + 44,() + 2NH3(g) + ŹN,H,()