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Author Question: Use the information provided to determine rH for the following reaction: DfH (kJ mol-1)CH4(g) + ... (Read 103 times)

MirandaLo

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Question 1

Use the information provided to determine DrH° for the following reaction:

DfH°(kJ mol-1)CH4(g) + 4 Cl2(g) → CCl4(g) + 4 HCl(g)DrH° = ?
CH4(g)-75
CCl4(g)-96
HCl(g)-92

◦ -71 kJ mol-1
◦ -389 kJ mol-1
◦ -113 kJ mol-1
◦ +79 kJ mol-1
◦ +113 kJ mol-1

Question 2

Use the information provided to determine ΔrH° for the following reaction:

DfH° (kJ mol-1)CH4(g) + 3Cl2(g) → CHCl3(l) + 3HCl(g)ΔrH° = ?
CH4(g)-75
CHCl3(l)-134
HCl(g)-92

◦ +662 kJ mol-1
◦ -151 kJ mol-1
◦ -217 kJ mol-1
◦ -335 kJ mol-1
◦ +117 kJ mol-1


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Marked as best answer by MirandaLo on Nov 18, 2019

djpooyouma

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MirandaLo

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Reply 2 on: Nov 18, 2019
Thanks for the timely response, appreciate it


bdobbins

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Reply 3 on: Yesterday
Excellent

 

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