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Author Question: Using the thermodynamic data provided below, calculate the standard change in entropy when one mole ... (Read 44 times)

Austinleez3

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on: Nov 5, 2023

Question 1

Using the thermodynamic data provided below, calculate Ksp for ZnS(s) at 25°.
         
 
ΔH°f (kJ/mol)
S° (J/K·mol)
Zn2+(aq)
–152.4
–106.5
S2–(aq)
      41.8
     22
ZnS(s)
–203
     57.7
         


Question 2

Using the thermodynamic data provided below, calculate the standard change in entropy when one mole of sodium nitrate is dissolved in water?
 
S° (J/K·mol)
NaNO3(s)
   116.3
Na+(aq)
     60.25
NO3–(aq)
   146.4
Will the solubility of sodium nitrate increase or decrease if the temperature of the system is increased?
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
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Marked as best answer by Austinleez3 on Nov 5, 2023

SphnxKickin

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Reply #1 on: Nov 5, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Austinleez3

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Reply 2 on: Nov 5, 2023
Wow, this really help

kishoreddi

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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