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Author Question: Use the DfH and DrH information provided to calculate DfH for SO3(g): DfH (kJ mol-1)2SO2(g) + O2(g) ... (Read 97 times)

mrsjacobs44

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Question 1

Use the DfH° and DrH° information provided to calculate DfH° for IF:

DfH° (kJ mol-1) IF7(g) + I2(g) → IF5(g) + 2IF(g)DrH° = -89 kJ
IF7(g)-941
IF5(g)-840

◦ 101 kJ mol-1
◦ -190. kJ mol-1
◦ -146 kJ mol-1
◦ -95 kJ mol-1
◦ 24 kJ mol-1

Question 2

Use the DfH° and DrH° information provided to calculate DfH° for SO3(g):

DfH° (kJ mol-1)2SO2(g) + O2(g) → 2SO3(g)DrH° = -198 kJ
SO2(g)-297

◦ -495 kJ mol-1
◦ -578 kJ mol-1
◦ -248 kJ mol-1
◦ -396 kJ mol-1
◦ -792 kJ mol-1


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Marked as best answer by mrsjacobs44 on Nov 18, 2019

angrybirds13579

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mrsjacobs44

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Reply 2 on: Nov 18, 2019
Wow, this really help


JCABRERA33

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

 

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