WebJul 24, 2024 · 17. (a) Hypochlorous acid, HOCl, is a monoprotic acid. An aqueous solution of 0.028 M HOCl has a pH of 4.5. Calculate the Ka value for this acid. 3.57 x 10-8 A buffer solution is prepared by mixing 100 mL of 0.04 M HOCl with 100 mL of 0.02 M NaOCl. Calculate the pH of the solution. Web(a) (i) Define Dalton’s law. (b) A 2.0 L container contains 1.5 mol O2and 3.1 mol N2at a temperature 0f 300 K. Calculate (i) Partial pressure of O2 (ii) Partial pressure of N2 (iii) …
SF016: PAST YEAR PSPM QUESTIONS - YSL Physics
Web00:00 Soalan 1 - CHAPTER 1 Reaction Kinetics11:51 Soalan 2 - CHAPTER 2 Thermochemistry28:07 Soalan 3 - CHAPTER 3 Electrochemistry37:35 Soalan 4 - CHAPTER 5 A... WebChapter 1 Reaction Kinetics Experiment 1 Chapter 2 Thermochemistry Experiment 2 Chapter 3 Electrochemistry Experiment 3 Chapter 4 Introduction to Organic Chemistry Types of organic reactions I Chapter 5 Hydrocarbons Experiment 4 Mechanism Alkane l Mechanism Alkene Chapter 6 Benzene goldschmied bayern
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WebDec 20, 2024 · The question paper consisted of 40 MCQs of 40 marks. ICSE Answer Key for Class 10 Chemistry exam 2024–22 (Semester 1) is live now. Respective exam centres have downloaded the ICSE Class 10 ... WebCHEMISTRY SK 015 2024/2024 4PRE TEST PSPM SEMESTER 1 6 (a) A basic buffer solution with pH 10.5 is prepared by dissolving ammonium chloride,NH4Cl into 30 mL 0.15 M ammonia, NH3solution. [Given: Kbfor NH3= 1.8 x 10-5] (i) Calculate the pH of the NH3solution before the addition of NH4Cl. WebTutorial Sem 1. 20242024. Answer Tutorial Ch1-Ch4 SP015. Answer Tutorial Ch5-Ch14 SP015. Q CH 1. A CH 1. Q CH 2. A CH 2. Q CH 3. goldschmied duales studium