MCQ 935 Questions 680 Answers 5 Best Answers 960 Points View Profile 1 MCQExplainer Asked: March 30, 2021In: Education The species which by definition has ZERO standard molar enthalpy of formation at 298 K is 1 thermodynamics
MCQ 935 Questions 680 Answers 5 Best Answers 960 Points View Profile 1 MCQExplainer Asked: March 30, 2021In: Education The enthalpy of vaporisation of a substance is 8400 J mol-1 and its boiling point is –173°C. The entropy change for vaporisation is : 1 thermodynamics
MCQ 935 Questions 680 Answers 5 Best Answers 960 Points View Profile 1 MCQExplainer Asked: March 30, 2021In: Education One mole of which of the following has the highest entropy? 1 thermodynamics
MCQ 935 Questions 680 Answers 5 Best Answers 960 Points View Profile 1 MCQExplainer Asked: March 30, 2021In: Education Third law of thermodynamics provides a method to evaluate which property? 1 thermodynamics
MCQ 935 Questions 680 Answers 5 Best Answers 960 Points View Profile 2 MCQExplainer Asked: March 27, 2021In: Education A weak acid HX has the dissociation constant 1 × 10-5 M. It forms a salt NaX on reaction with alkali. The degree of hydrolysis of 0.1 M solution of NaX is 2 thermodynamics
MCQ 935 Questions 680 Answers 5 Best Answers 960 Points View Profile 1 MCQExplainer Asked: March 27, 2021In: Education The pH of a 10-10 M NaOH solution is nearest to 1 thermodynamics
MCQ 935 Questions 680 Answers 5 Best Answers 960 Points View Profile 1 MCQExplainer Asked: March 27, 2021In: Education What is the pH of a 0.10 M solution of barium hydroxide, Ba (OH)2? 1 thermodynamics
MCQ 935 Questions 680 Answers 5 Best Answers 960 Points View Profile 1 MCQExplainer Asked: March 27, 2021In: Education Which of the following aqueous solutions will have highest pH? 1 thermodynamics
MCQ 935 Questions 680 Answers 5 Best Answers 960 Points View Profile 1 MCQExplainer Asked: March 27, 2021In: Education A physician wishes to prepare a buffer solution at pH = 3.85 that efficiently resists changes in pH yet contains only small concentration of the buffering agents. Which of the following weak acids together with its sodium salt would be best to use? 1 thermodynamicsx
MCQ 935 Questions 680 Answers 5 Best Answers 960 Points View Profile 1 MCQExplainer Asked: March 27, 2021In: Education The solubility of Ca3(PO4)2 in water is y mol/L. Its solubility product is: 1 thermodynamics
