General Chemistry Lecture Notes PDF
Document Details
Uploaded by TollFreeRhinoceros8477
Najran University
Tags
Summary
These lecture notes cover general chemistry, specifically focusing on chemical equilibrium. The document includes definitions, formulas, and example problems related to chemical equilibrium. The included examples and questions can likely be used for self-assessment or as examples for practice.
Full Transcript
aA + bB cC + dD aA + bB cC + dD aA + bB cC + dD تركيز المواد المتفاعلة الزمن تركيز المواد الناتجة الزمن kf aA + bB cC kr = kf [A]a. [B]b = kr [C]c kf [A]a.[B]b = kr [C]c ...
aA + bB cC + dD aA + bB cC + dD aA + bB cC + dD تركيز المواد المتفاعلة الزمن تركيز المواد الناتجة الزمن kf aA + bB cC kr = kf [A]a. [B]b = kr [C]c kf [A]a.[B]b = kr [C]c N2O4 (g) 2NO2 (g) [NO2]2 K= = 4.63 x 10-3 [N2O4] aA + bB cC + dD [C]c[D]d K= Law of Mass Action [A]a[B]b 1. Fe2O3(s) + 3H2(g) 2Fe(s) + 3H2O(g) A. Kc = [Fe2O3][H2]3/[Fe]2[H2O]3 B. Kc = [H2]/[H2O] C. Kc = [H2O]3/[H2]3 D. Kc = [Fe]2[H2O]3/[Fe2O3] [H2]3 2. 2BrF5(g) Br2(g) + 5F2(g) A. Kc =[Br2] [F2]/[BrF5] B. Kc = [Br2] [F2]5/[BrF5]2 C. Kc = [Br2] [F2]2/[BrF5]5 D. Kc = [BrF5]2/[Br2][F2]5 ثابت االتزان التركيزي وموقع االتزان [C]c[D]d =K aA + bB cC + dD [A]a[B]b يعطي مقدار ثابت االتزان داللة بالنسبة لموقع االتزان K >> 1 يتجه لليمين يفضل النواتج K
