3. Using the data and the diagram provided below, determine the enthalpies of solution of magnesium sulphateEnthalpy of lattice formation Ba(OH), = -2350 kJmolEnthalpy of hydration of BaEnthalpy of hydration of OH = -460 kJmol%3D-1= -1364 kJmolBa2+(g)+ 20H-(g)YBa2+(aq)+ 20H (g)Ba(OH)2 (s)AsolGoBa2+(aq) + 20H (aq) Ba2+(aq) + 20H- (ag)a. What is the value of X? (do not write the equal sign or the units)b. What is the value of Y? (do not write the equal sign or the units)c. What is the value of Z? (do not write the equal sign or the units)d. Derive a formula that you would use to calculate the enthalpies of solution for Ba(OH), (in a format similar to A+B+C)e. From the formula you have derived, calculate the enthalpy of solution for Ba(OH), (write the sign and the units)f. What does the value of the enthalpy of solution tell about the dissolution of Ba(OH), in water?g. What factor accounts for the dissolution behaviour of Ba(OH), in water?

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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

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Question

3. Using the data and the diagram provided below, determine the enthalpies of solution of magnesium sulphate
Enthalpy of lattice formation Ba(OH), = -2350 kJmol
Enthalpy of hydration of Ba
Enthalpy of hydration of OH = -460 kJmol
%3D
-1
= -1364 kJmol
Ba2+
(g)
+ 20H-
(g)
Y
Ba2+
(aq)
+ 20H (g)
Ba(OH)2 (s)
AsolGo
Ba2+
(aq) + 20H (aq)

Ba2+
(aq) + 20H- (ag)
a. What is the value of X? (do not write the equal sign or the units)
b. What is the value of Y? (do not write the equal sign or the units)
c. What is the value of Z? (do not write the equal sign or the units)
d. Derive a formula that you would use to calculate the enthalpies of solution for Ba(OH), (in a format similar to A+B+C)
e. From the formula you have derived, calculate the enthalpy of solution for Ba(OH), (write the sign and the units)
f. What does the value of the enthalpy of solution tell about the dissolution of Ba(OH), in water?
g. What factor accounts for the dissolution behaviour of Ba(OH), in water?

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