What is the equilibrium constant expression for the reaction below? Select the single best answer. 2H2(g)...
Be sure to answer all parts. At 1130°C, the equilibrium constant (K) for the reaction 2H2S(g) = 2H2(8) + S2(8) is 2.25 x 10-4. If [H2S] =5.10 x 10-3 M and [H2]=1.30 10-3 M, calculate [S2]. x 10 M (Enter your answer in scientific notation.)
Consider the reaction CO(g) + 2H2(g) = CH3OH(g) An equilibrium mixture of this reaction at a certain temperature was found to have [CO] = 0.125 M, [H2] = 0.124 M, and (CH3OH) = 0.275 M. Part A What is the value of the equilibrium constant at this temperature? Express the equilibrium constant to three significant figures. IVO AE ? Keq = 181 Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining
Question 3 For the reaction 2 H20 (1) = 2H2(g) + O2(g), the equilibrium expression is: [H21 [012 Keat H2012 O keq = [H-012 Keq = [H212 (02) Kea (H212 [02] H2012
Be sure to answer all parts. Write an equilibrium constant expression for the reversible reaction. Remember to use brackets, [], for concentrations, and use exponents where needed. 2H2O(l) + 2H2(g) + O2(8) Keq=
What is the correct equilibrium constant expression for this reaction? 2HI(g) = H2(g) + 12(g) Multiple Choice Kc = [H2) (12)(HI) O Kc = [H]2/[Hz] [12] Kc = [HI] /[H2] (12) Kc = [H2] (12/(H12
What is the correct equilibrium constant expression for this reaction? 2HI(g) = H2(g) + 12(g) Multiple Choice Kc = [H2) (12)(HI) O Kc = [H]2/[Hz] [12] Kc = [HI] /[H2] (12) Kc = [H2] (12/(H12
a. Choose the expression for the thermodynamic equilibrium constant for the following reaction: CO(g) 2H2 (g)-CH3 OH(g) Рсн,он Pco P Pco PH K K ок -к, Рсн,он K K, PcH, OH 1 K K,= Pco PH b. Choose the expression for the thermodynamic equilibrium constant for the following reaction: Fe (aq)+30H (aq) Fe(OH)3 (s) Fe(OH)s] K=Ksp Fe OH 1 3+ Ок- Fe OH Ksp 3+ OK K.,= [Fe [OH 3+ Fe(OH)s Fe OH1 1 K= КР c. Choose the expression...
8. If the reaction 2H2S(g) = 2H2(g) + S2(g) is carried out at 1065°C, Kp = 0.0120. Starting from pure H2S introduced into an evacuated vessel at 1065°C, what will the total pressure in the vessel at equilibrium if the equilibrated mixture contains 0.300 atm of H2(g)? Answer 1.51 atm (1.5 pts)
The reaction 2H2S(g)⇌2H2(g)+S2(g), Kc=1.67×10−7, at 800∘C is carried out with the following initial concentrations: [H2S] = 0.375 M , [H2] =0.125 M , and [S2] = 0.000 M. Find the equilibrium [S2]. Express your answer with the appropriate units.
Consider the reaction for the decomposition of hydrogen disulfide: 2H2S(g)⇌2H2(g)+S2(g), Kc = 1.67×10−7 at 800∘C A 0.500 L reaction vessel initially contains 0.175 mol of H2S and 6.25×10−2 mol of H2 at 800∘C. Find the equilibrium concentration of [S2].