Please answers all a.b.c questions A. Which of the following statements is false:i) An exothermic reaction is always spontaneousii) An endothermic reaction is always spontaneousiii) The entropy of the universe is always increasingiv) Temperature can affect the solubility constant1. i and ii 2. i,iii3. i and iv4. iii and iv5. ii,iii,iv6. ii and ivB. Which of the following statements is true:i) NaOH is a weak baseii) Every strong base corresponds to a weak conjugate acidiii) HBr is a weak acidiv) A buffer solution contains a strong acid and its strong conjugate base.C. Among the following statements, identify those that have an influence on a system inequilibrium when the temperature is raised.i) In an exothermic reaction, the equilibrium favors the reactants.ii) In an exothermic reaction, equilibrium favors the resulting products.iii) In an endothermic reaction, the equilibrium favors the reactants.iv) In an endothermic reaction, the equilibrium favors the resulting products.v) A new equilibrium is established.Choice of answers:1. i, iv and v2. i, i and v 3. ii, iv and v 4. ii and iii5. i and iv

A) The entropy of the universe is always increasing and Temperature can affect the solubility…

A. Which of the following statements is false: i) An exothermic reaction is always spontaneous ii) An endothermic reaction is always spontaneous iii) The entropy of the universe is always increasing iv) Temperature can affect the solubility constant 1. i and ii 2. i,ii,iii 3. i and iv 4. iii and iv 5. ii,iii,iv 6. ii and iv

A. Which of the following statements is false: i) An exothermic reaction is always spontaneous ii) An endothermic reaction is always spontaneous iii) The entropy of the universe is always increasing iv) Temperature can affect the solubility constant 1. i and ii 2. i,ii,iii 3. i and iv 4. iii and iv 5. ii,iii,iv 6. ii and iv

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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