Phosphorus trichloride gas and chlorine gas react to form phosphorus pentachloride according to the following equilibrium: PCk3 (g) + Cl₂(g) = PC1, (g) A7.5-L gas vessel is charged with a mixture of PC13 (g) and Cl₂(g), which is allowed to equilibrate at 450 K. At equilibrium, the partial pressures of the three gases are Ppc, = 0.127 atm, Pa₂ = 0.151 atm, and Pra, = 1.70 atm . Part A What is the value of Kp at this temperature? Express the equilibrium constant to three s VG ΑΣΦ

The equilibrium constant, Kc, for the following reaction is 6.30 at 723 K. 2NH3 (9) ⇒ N₂ (9) + 3H₂ (9) If an equilibrium mixture of the three gases in a 12.8 L container at 723 K contains 0.496 mol of NH3(g) and 0.448 mol of N₂, the equilibrium concentration of H₂ is M.

Nitrogen monoxide, NO, reacts with bromine, Br2, to give nitrosyl bromide, NOBr.

Consider the following reaction where Kc NH4Cl(s) ⇒ NH3(g) + HCl(g) A reaction mixture was found to contain 0.0531 moles of NH4Cl(s), 0.00147 moles of NH3(g), and 0.00226 moles of HC1(g), in a 1.00 liter container. Is the reaction at equilibrium? If not, what direction must it run in order to reach equilibrium? The reaction quotient, Q, equals = Submit Answer -6 5.10 x 107 at 548 K. The reaction O must run in the forward direction to reach equilibrium. O must run in the reverse direction to reach equilibrium. O is at equilibrium. Use the References to access important values it needed for this question. Retry Entire Group 9 more group attempts remaining

A sample of N₂H6CO₂ weighing 22.5 grams is heated to 80°C in a 1.0 L container. All of the salt sublimes into NH3(g) and CO₂(g) according to the following equilibrium process. N₂H6CO₂ (s) + CO₂ (g) + 2NH3 (g) Determine the partial pressure of the NH3(g) in the system in atmospheres. This discussion is closed. M CAL -:00- 0:50- CI 2:00 Submit Answer Tries 0/99 3 F1 @ 2 ост 21 9: F2 3 80 F3 $ 4 10 a F4 % 5 S F5 6 tv A MacBook Air C F6 & 7 F7 ( Î DII FB F9 F10 F11 54 F13 Send 22

The equilibrium constant, Kp, for the following reaction is 1.04x10-² at 548 K. NH4CI(S) NH3(g) + HCl(g) If an equilibrium mixture of the three compounds in a 6.78 L container at 548 K contains 2.85 mol of NH4Cl(s) and 0.113 mol of NH3(g), the partial pressure of HCI(g) is atm.

A chemical engineer is studying the following reaction: 2 NO(g)+2H2(g) → N,(9)+2H2O(g) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 0.0038. The engineer charges ("fills") four reaction vessels with nitrogen monoxide and hydrogen, and lets the reaction begin. She then measures the composition of the mixture inside each vessel from time to time. Her first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time she measures the compositions. reaction compound pressure expected change in pressure vessel NO 7.58 atm f increase I decrease (no change) H2 8.02 atm f increase I decrease (no change) A N, 4.16 atm f increase I decrease (no change) H,0 2.79 atm f increase I decrease O (no change) NO 8.89 atm ↑ increase I decrease (no change) H2 9.33 atm f increase I decrease (no change) В N2 3.51 atm f increase I decrease (no change) H,0 1.48 atm f increase I decrease (no change) NO…

Calcium oxide and carbon dioxide react to form calcium carbonate, like this: CaO(s)+CO,(g)→CaCO3(s) At a certain temperature, a chemist finds that a 8.1 L reaction vessel containing a mixture of calcium oxide, carbon dioxide, and calcium carbonate at equilibrium has the following composition: compound amount СаО 43.8 g CO2 40.9 g CaCO3 55.4 g Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits. K = 0 x10

The equilibrium constant, Ke, for the following reaction is 10.5 at 350. K. 2CH₂Cl₂ (9) CH₂(g) + CCL4 (9) Calculate the equilibrium concentrations of reactant and products when 0.359 moles of CH₂Cl₂ (g) are introduced into a 1.00 L vessel at 350. K [CH₂Cl₂]-[ [CH]-[ [CCL]-[ M M M 3

The equilibrium constant, K., for the following reaction is 83.3 at 500 K. PCI3(g) + Cl2(9)=PCI5(g) Calculate the equilibrium concentrations of reactant and products when 0.242 moles of PCI3 and 0.242 moles of Cl, are introduced into a 1.00 L vessel at 500 K. [PCI3] =| [Cl2] = [PCI5] = M M