Question 53 9 pts The equilibrium constant (K) for the reaction below is best represented by:...
Question 8 (1 point) In the reaction below, which species is present in the solid state? CaCO3 (s) + 2HNO3 (aq) Ca(NO3)2 (aq) + H20 (1) + CO2 (g) 6 9 O A) CO2 B) CaCO3 12 C) HNO3 15 OD) H20 18
Question 13 1 pts A chemical system with a large equilibrium constant is usually associated with negative values of A Gº. Which description of this system is correct? The forward reaction is spontaneous and mostly products are present. The forward reaction is spontaneous and mostly reactants are present. The reverse reaction is spontaneous and mostly reactants are present The reverse reaction is spontaneous and mostly products are present. At equilibrium, equal amounts of reactants and products are present. At equilibrium...
Select all options below that have a correct expression for the equilibrium constant. HOCI (aq) + HCl(aq) Cl2(aq) + H2O(1) K. = (CL2][H0] [HOCI](HCI) 2SC12(g) + O2(g) = 250Cl2(g) Po, · Pc SCl2 K, SOCL2 O2 NO2(aq) + H20 (1) - HNO2(aq) + HNO3(aq) (HNO2) + (HNO3] K (NO2)2 Camryn Butler: Attempt 1 лр Ploch O2 NO2(aq) + H20 (1) = HNO2(aq) + HNO3(aq) [HNO2] + [HNO3] (NO213 K. O HgO(s) Hg(0) + 1/2O2(g) Kc = [02]1/2 2Br2(g) + CH2(g)...
can someone help ts) Given the following reaction in a non-rigid, but closed container: Heat +CaCO3(-) + H2O + CO2(g) + 2HCO3"(aq) + Cat2(aq) k [HCO₃ ] [ca [CO₂] Which way will the equilibrium shift if: Left Right No Shift CaCO3() is added to the container Left Right No Shift Arg) is added to the container more moles - undo CO2 (g) is removed from the container Right No Shift Left Left Right No Shift The container is heated TPV...
balance each of the following equations Fall 209 CHM 105.004 Exam 2 Answer all the question in order in the blue book. Plesse leave at least two lines between question and show your calculations for full credit. N-6.023 x 10” particles per mol: R 0.08.205 L-atm/(mol-K) b) Al2(PO4) 3 e) CuSO4-5 H2O 1. Calculate the molar masses of: a) (NH4)2SO4 2. Calculate: a) the number of atoms of calcium in a 10.50 g sample of the metal b) the mass...
Identify the spectator ions in the reaction: 2HNO3(aq) + CaCO3(s)—-Ca(NO3)2(aq) + H2O(l) + CO2(8) O NO3 O Cat2 он" co3 Question 20 5 pts Which of the following is a strong electrolyte? A HNO3(aq) B.NH.NO3(aq) C. AI(NO3)3(aq) D. All of the above OA A&C
Consider the following equilibrium reaction: CaCO3 (s) + CO2 (g) + H2O (l) ⇌ 2 HCO3- (aq) + Ca2+ (aq) Which of these species should be included in the equilibrium constant expression (K) for this reaction? Select all that apply A.) Ca2+ (aq) B.) CaCO3 (s) C.) H2O (l) D.) CO2 (g) E.) HCO3- (aq)
G-10 Assume the equilibrium constant K 1 for a reaction A + B 2 C. You prepare a solution that has the following initial concentrations. For each solution, calculate the reaction quotient Q and state if the concentrations of reactants and products will (increase, decrease, or stay the same). a) [A] 1 M, [B] 1M, [C] 2 M. b) [A] 2 M, [B] 1 M,(C] 1 M. Answers: Q 4 >K, [A, B] increase, [C] decreases Q=0.5 < K, [A,...
at must be the equilibrium concentration of Question 1 (5 pts). A. If the equilibrium concentration of Ce is 0.00010 M, what must be the oqu Cod in the solution? K (Ce (CO)) -59% 10%. (Answer: 3.9 x 10M] B. If the concentration of Ca?" of the solution in 1A is in will some CaCO, begin to precipitate? K (Caco) -1.3 x 10". (Hint: What is the the association of Caland Co, at these concentrations and how does that compare...
D Question 6 3 pts Write the expression for the equilibrium constant for the reaction represented by the equation Pb2+ (aq) + 2Cl(aq) =PbCl2(s) Is Kc>1.<1, or 1? Explain your answer. Solubility Rules: Soluble compounds contain • group 1 metal cations (LI". Na, K, Rb and Cs) and ammonium ion NHA • the halide ions (CI", Br", and I") • the acetate (C2H302 ), bicarbonate (HCO3), nitrate (NO3), and chlorate (CIO) ions • the sulfate (S04)ion Exceptions to these solubility...