WebQuestion: Consider the following reaction at a certain temperature: 4 Fe(s) + 3 O2(g) → 2 Fe2O3(s) An equilibrium mixture contains 1.5 mol Fe, 0.00050 mol O2, and 2.0 mol … WebD.可存在b→c→d→e→b的循环转化关系 答案C 解析Fe与Fe(Ⅲ)的盐类物质可发生反应生成Fe(Ⅱ)的盐类物质,如Fe+2FeCl3===3FeCl2,故不选A;Fe(Ⅱ)为铁元素的中间价态,既有还原性也有氧化性,因此既可被氧化,也可被还原,故不选B;Fe(Ⅲ)的盐类物质与浓碱液反 …
Type of Reaction for Fe + O2 = Fe2O3 - YouTube
WebQuestion: Given the standard enthalpy changes for the following two reactions: (1) 2Fe(s)+O2(g)→2FeO(s)ΔH∘=−544.0 kJ (2) Fe(s)+Cl2(g)→FeCl2(s)ΔH∘=−341.8 kJ what is the standard enthalpy change for the reaction: (3) 2FeCl2(s)+O2(g)→2FeO(s)+2Cl2(g) ΔH∘=? Show transcribed image text. WebC3H4O4(aq) → C2H4O2(aq) + CO2(g) b. 2 NOCl(g) → 2 NO(g) + Cl2(g) Identify the species that are oxidized and reduced in the reaction below. CH4O + O2 → CO2 + H2O … great northern navy beans
Practice Exam 4 Questions.pdf - Practice Exam 4 Questions...
WebΟ 1、已知下列反应在 1073 K 和 1273 K 时的 ∆ r G m 值: 反应式 2Zn(g) + O2(g) 2C(s) + O2(g) 2ZnO(s) 2CO(g) Ο 1073 K ∆ r G m =-486 kJ⋅mol ∆ r G m =-413 kJ⋅mol ln K Ο = Ο − 36.5 × 10 3 8.314 × 1073 −2 K = 1.67 × 10 1273K 时 ln K Ο Βιβλιοθήκη Baidu − (−25.5) × 10 3 = 8.314 × 1273 K = 11.1 ... WebCreate an equation for each element (Fe, S, O) where each term represents the number of atoms of the element in each reactant or product. Fe: 1 a + 0b = 2 c + 0d S: 1 a + 0b = … Web4 Fe(s) + 3 O 2 (g) = 2 Fe 2 O 3 (s) Reaction type: synthesis. Reaction stoichiometry Limiting reagent; Compound ... For instance equation C6H5C2H5 + O2 = C6H5OH + … great northern oil and gas