The following reaction is in equilibrium: NO2 (aq) + H20 (1) = HN02 (aq) + OH" (aq). Kh (NO,) = 2.2 x 1011, which of the following statement is correct if we pump HCI (g) into the above solution? Note that the solution volume stays the same after HCI (g) is pumped into the above solution. O a. The reaction will shift to left to re-establish equilibrium and the pH of the solution will increase. O b. The reaction will shift to right to re-establish equilibrium and the pH of the solution will increase. OC. There is no effect to pump HCI (g) into the solution. O d. The reaction will shift to right to re-establish equilibrium and the pH of the solution will decrease. O e. The reaction will shift to left to re-establish equilibrium and the pH of the solution will decrease.

The following reaction is in equilibrium: NO2 (aq) + H20 (1) = HN02 (aq) + OH" (aq). Kh (NO,) = 2.2 x 1011, which of the following statement is correct if we pump HCI (g) into the above solution? Note that the solution volume stays the same after HCI (g) is pumped into the above solution. O a. The reaction will shift to left to re-establish equilibrium and the pH of the solution will increase. O b. The reaction will shift to right to re-establish equilibrium and the pH of the solution will increase. OC. There is no effect to pump HCI (g) into the solution. O d. The reaction will shift to right to re-establish equilibrium and the pH of the solution will decrease. O e. The reaction will shift to left to re-establish equilibrium and the pH of the solution will decrease.

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter17: Equilibrium

Section: Chapter Questions

Problem 6CR: How is the pH scale defined? What range of pH values corresponds to acidic solutions? What range...

See similar textbooks

Similar questions

Calculate the value of the equilibrium constant for the reaction N2(g)+2O2(g)2NO2(g) if the concentrations of the species at equilibrium are [N2] = 0.0013, [O2] = 0.0024, and [NO2] = 0.00065.
5.49. Consider the following equilibrium: What is the effect on the equilibrium of each of the following changes? (You may need to calculate some standard enthalpy or Gibbs energy changes to answer these.) (a) The pressure is increased by decreasing the volume. (b) The temperature is decreased. (c) The pressure is increased by the addition of nitrogen gas, .
Describe a nonchemical system that is not in equilibrium, and explain why equilibrium has not been achieved.
How is the pH scale defined? What range of pH values corresponds to acidic solutions? What range corresponds to basic solutions? Why is pH = 7.00 considered neutral? When the pH of a solution changes by one unit, by what factor does the hydrogen ion concentration change in the solution? How is pOH defined? How arc pH and pOH for a given solution related? Explain.
In a particular experiment, the equilibrium constant measured for the reaction, Cl2(g)+NO2(g)Cl2NO2(g), is 2.8. Based on this measurement, calculate AG° for this reaction. Calculate AG° using data from Appendix E at the back of the book and discuss the agreement between your two calculations.
The following reaction occurs in pure water: H2O(l)+H2O(l)H3O+(aq)+OH-(aq) which is often abbreviated as H2O(l)H+(aq)+OH-(aq) For this reaction, G = 79.9 kJ/mol at 25C. Calculate the value of G for this reaction at 25C when [OH] = 0.15 M and [H+] = 0.71 M.
What characterizes an electrolytic cell? What is an ampere? When the current applied to an electrolytic cell is multiplied by the time in seconds, what quantity is determined? How is this quantity converted to moles of electrons required? How are moles of electrons required converted to moles of metal plated out? What does plating mean? How do you predict the cathode and the anode half-reactions in an electrolytic cell? Why is the electrolysis of molten salts much easier to predict in terms of what occurs at the anode and cathode than the electrolysis of aqueous dissolved salts? What is overvoltage?
Given the following data: PtCl42(aq)+2ePt(s)+4Cl(aq)Ered=0.73VPt2+(aq)+2ePt(s)Ered=1.20V Find Kffor PtCl42- at 25°C.
Consider the graph below: (a) Describe the relationship between the spontaneity of the process and temperature. (b) Is the reaction exothermic? (c) S0 (d) At what temperature is the reaction at standard conditions likely to be at equilibrium? (e) Estimate K for the reaction at 97°C.
The equilibrium constant for the following reaction is 4.0 x 108 at 25oC N2 (g) +3H2 (g) <-- --> 2NH3 (g) The value of Go for this reaction is ______ kJ/mol.
Determine the equilibrium constant for the reaction: 2NH3(g) <=> N2(g) + 3H2(g) Delta Hº = 92 KJ