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Author Question: Which of the following shows a decrease in entropy? (Read 46 times)

wenmo

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on: Mar 21, 2021

Question 1

Which of the following result(s) in a decrease  in the entropy of the system?

◦
◦ Br2(l) → Br2(g)
◦ NaBr(s) → Na+(aq) + Br–(aq)
◦ O2(298 K) → O2(373 K)
◦ NH3(1 atm, 298 K) → NH3(3 atm, 298 K)

Question 2

Which of the following shows a decrease in entropy?

◦ precipitation
◦ gaseous reactants forming a liquid
◦ a burning piece of wood
◦ melting ice
◦ Two of these will show a decrease in entropy.
Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
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Marked as best answer by wenmo on Mar 21, 2021

Pswine

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Reply #1 on: Mar 21, 2021
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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wenmo

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Reply 2 on: Mar 21, 2021
YES! Correct, THANKS for helping me on my review

Dominic

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Reply 3 on: Yesterday
Wow, this really help

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