반응형 일반화학/[15장] 화학 평형188 SO2Cl2(g) ⇌ SO2(g) + Cl2(g) 120℃ Kc = 0.090 SO2Cl2(g) ⇌ SO2(g) + Cl2(g) 120℃ Kc = 0.090 At 120℃, Kc = 0.090 for the reactionSO2Cl2(g) ⇌ SO2(g) + Cl2(g)In an equilibrium mixture of three gases,the concentrations of SO2Cl2 and SO2are 0.100 M and 0.075 M respectively.What is the partial pressure of Cl2 in the equilibrium mixture? 120℃에서 다음 반응의 Kc = 0.090 이다.SO2Cl2(g) ⇌ SO2(g) + Cl2(g)세 기체의 평형 혼합물에서 SO2Cl2, SO2의 농도는각각 0.100 M 및 0.07.. 2024. 10. 11. PH3BCl3(s) ⇌ PH3(g) + BCl3(g) Kc = 1.87×10^(-3) PH3BCl3(s) ⇌ PH3(g) + BCl3(g) Kc = 1.87×10^(-3) At 80℃, Kc = 1.87×10^(-3) for the reactionPH3BCl3(s) ⇌ PH3(g) + BCl3(g)(a) Calculate the equilibrium concentrations of PH3 and BCl3 if a solid sample of PH3BCl3 is placed in a closed vessel at 80℃ and decomposes until equilibrium is reached.(b) If the flask has a volume of 0.250 L, what is the minimum mass of PH3BCl3(s) that must be added to t.. 2024. 10. 11. 2SO2(g) + O2(g) ⇌ 2SO3(g) Kp = 3.0×10^2 at 700 K 2.00 L 2SO2(g) + O2(g) ⇌ 2SO3(g) Kp = 3.0×10^2 at 700 K 2.00 L For 2SO2(g) + O2(g) ⇌ 2SO3(g), Kp = 3.0×10^2 at 700 K. In a 2.00 L vessel the equilibrium mixture contains 1.17 g of SO3 and 0.105 g of O2. How many grams of SO2 are in the vessel? 온도 700 K에서 다음 반응의 평형 상수 Kp = 3.0×10^2 이다.2SO2(g) + O2(g) ⇌ 2SO3(g)2.00 L 용기에서 평형 혼합물은 1.17 g의 SO3와 0.105 g의 O2를 포함한다. 용기에는 몇 그램의 SO2가 있는가? Kc = K.. 2024. 10. 11. 9.2 g frozen N2O4 0.50 L 400 K 0.057 M N2O4(g) ⇌ 2NO2(g) 9.2 g frozen N2O4 0.50 L 400 K 0.057 M N2O4(g) ⇌ 2NO2(g)N2O4(g)와 NO2(g)의 평형 냉동된 N2O4 9.2 g을 0.50 L 반응 용기에 가하고 400 K로 가열하여 평형에 도달했을 때, N2O4(g)의 농도가 0.057 M로 측정되었다. 이 자료로부터, 400 K에서 반응N2O4(g) ⇌ 2NO2(g)의 Kc 값은 얼마인가?(a) 0.23 (b) 0.36 (c) 0.13 (d) 1.4 (e) 2.5 When 9.2 g of frozen N2O4 is added to a 0.50 L reaction vessel and the vessel is heated to 400 K and allowed to come to equilibrium, .. 2024. 10. 11. Hydrogen iodide Kc 0.0156 400℃ 0.550 mol HI 2.00 L Hydrogen iodide Kc 0.0156 400℃ 0.550 mol HI 2.00 L Hydrogen iodide decomposes according to the equation 2HI(g) ⇌ H2(g) + I2(g), for which Kc = 0.0156 at 400℃. Suppose 0.550 mol HI is injected into a 2.00 L reaction vessel at 400℃. What is the concentration of HI at equilibrium? [HI] = 0.550 mol / 2.00 L= 0.275 mol/L= 0.275 M ICE 도표를 작성하면,............. 2HI(g) ⇌ H2(g) + I2(g)초기(.. 2024. 10. 5. 15.00 g solid NH4HS is introduced into 500 mL flask at 25°C 15.00 g solid NH4HS is introduced into 500 mL flask at 25°C Suppose 15.00 g of solid ammonium hydrogen sulfide is introduced into a 500. -mL flask at 25°C, the flask is sealed, and the system is allowed to reach equilibrium. What is the partial pressure of ammonia in this flask if Kp = 0.108 at 25°C for the following reaction?NH4HS(s) ⇌ NH3(g) + H2S(g) Kp = (P_NH3) (P_H2S)( 참고 https:/.. 2024. 10. 4. NO 0.095 atm, Cl2 0.171 atm, NOCl 0.28 atm 500.0 K NO 0.095 atm, Cl2 0.171 atm, NOCl 0.28 atm 500.0 K 온도 500 K에서 다음 평형이 이루어졌다.2NO(g) + Cl2(g) ⇌ 2NOCl(g)평형 혼합물에서 세 기체의 부분 압력은NO가 0.095 atm, Cl2가 0.171 atm, NOCl이 0.28 atm이다.a) 500.0 K에서 이 반응의 Kp를 계산하시오.b) 반응 용기의 부피가 5.00 L라고 하고,이 온도에서의 K를 구하시오. The equilibrium 2NO(g) + Cl2(g) ⇌ 2NOCl(g) is established at 500 K. An equilibrium mixture of the three gases has partial pressures of 0.095 atm, .. 2024. 9. 29. 1.374 g H2 70.31 g Br2 2.00 L 700 K 0.566 g H2 1.374 g H2 70.31 g Br2 2.00 L 700 K 0.566 g H2 A mixture of 1.374 g of H2 and 70.31 g of Br2is heated in a 2.00 L vessel at 700 K.These substances react as follows:H2(g) + Br2(g) ⇌ 2HBr(g)At equilibrium the vessel is found to contain 0.566 g of H2.a. Calculate the equilibrium concentrations of H2, Br2 and HBr.b. Calculate Kc. H2 1.374 g과 Br2 70.31 g의 혼합물이2.00 L의 용기 속에서 700 K로 가열되어다음과 같.. 2024. 6. 17. 2SO2(g) + O2(g) ⇌ 2SO3(g) 평형에서 온도 증가 2SO2(g) + O2(g) ⇌ 2SO3(g) 평형에서 온도 증가 Consider the following exothermic reaction at equilibrium: 2SO2(g) + O2(g) ⇌ 2SO3(g) 2SO2(g) + O2(g) ⇌ 2SO3(g) ... ΔH° = –99 kJ/mol Le Chatelier’s principle predicts that an increase in temperature will result in (__). a. no changes in equilibrium partial pressures b. an increase in Keq c. a decrease in the partial pressure of O2 d. a decrease in the partial .. 2024. 4. 18. 2Cl2(g) + 2H2O(g) ⇌ 4HCl(g) + O2(g) 평형에서 O2(g) 몰수 증가 2Cl2(g) + 2H2O(g) ⇌ 4HCl(g) + O2(g) 평형에서 O2(g) 몰수 증가 2Cl2(g) + 2H2O(g) ⇌ 4HCl(g) + O2(g) Le Chatelier’s principle predicts that (__) will result in an increase in the number of moles of O2(g). Select the right answer from the following: 1) Addition of a catalyst 2) Removal of H2O(g) 3) Addition of HCl(g) 4) Increasing the pressure 5) Decreasing the pressure [참고] 르 샤틀리에의 원리 [ https://ywpop.tistor.. 2024. 4. 17. 이전 1 2 3 4 5 6 ··· 19 다음 반응형