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Author Question: What is rG at 25 C? CaCO3(s) CaO(s) + CO2(g) rH = 177.8 kJ rS = 160.7 J/K (Read 22 times)

Yolanda

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Question 1

What is ΔrG° at 25 °C?

2O3(g) → 3 O2(g)  Δr = -284 kJ Δr = 139 J/K

◦ -145 kJ
◦ -243 kJ
◦ -325 kJ
◦ -281 kJ
◦ -287 kJ

Question 2

What is ΔrG° at 25 °C?

CaCO3(s) → CaO(s) + CO2(g) Δr = 177.8 kJ Δr = 160.7 J/K

◦ 1779 kJ
◦ 173.8 kJ
◦ 225.7 kJ
◦ 181.8 kJ
◦ 129.9 kJ


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Marked as best answer by Yolanda on Jul 8, 2021

thall411

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Yolanda

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Reply 2 on: Jul 8, 2021
Excellent


sailorcrescent

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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