A) The color of the solution changed from blue to pink, because lowering the temperature increased the collision frequency between CoCl2−4CoCl42−and H2OH2O.B) The color of the solution changed from blue to pink, because cooling caused the equilibrium to shift to form the pink-colored Co(H2O)2+6Co(H2O)62+.C)The color of the solution did not change, because more water was not added to the solution. D)The color of the solution did not change, because heat is not released from this reaction. Co(H,O), + (ag)+ 4 CI (ag) 2 CoCl,- (ag)+ 6 H2 O(1)AH >0pinkblueA student poured 10 mL of CoCl, (ag) into a test tube and added a few drops of concentrated HCl, which resulted in a deep-blue solution. The reaction that occurred is represented by the chemicalequation shown above. Then, the student placed the test tube inside a beaker that contained ice and water for about five minutes. Which of the following describes what the student most likely observednext, and why?

The compound CoCl2 is a hydrated salt and normally exists in CoCl2.6H2O. In aqueous solution, CoCl2…

Answered: Co(H,O)," (aq)+ 4 CI (aq) 2 CoCl,²-…

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...

See similar textbooks

Related questions

Question

A) The color of the solution changed from blue to pink, because lowering the temperature increased the collision frequency between CoCl2−4CoCl42−and H2OH2O.

B) The color of the solution changed from blue to pink, because cooling caused the equilibrium to shift to form the pink-colored Co(H2O)2+6Co(H2O)62+.

C)The color of the solution did not change, because more water was not added to the solution.

D)The color of the solution did not change, because heat is not released from this reaction.

Co(H,O), + (ag)+ 4 CI (ag) 2 CoCl,- (ag)+ 6 H2 O(1)
AH >0
pink
blue
A student poured 10 mL of CoCl, (ag) into a test tube and added a few drops of concentrated HCl, which resulted in a deep-blue solution. The reaction that occurred is represented by the chemical
equation shown above. Then, the student placed the test tube inside a beaker that contained ice and water for about five minutes. Which of the following describes what the student most likely observed
next, and why?

Expert Solution

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions