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Author Question: Find the standard enthalpy of formation of ethylene, C2H4(g), given the following data: heat of ... (Read 23 times)

allywil32

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on: Nov 5, 2023

Question 1

Find the heat absorbed from the surroundings when 15 g of O2 reacts according to the equation O + O2→ O3, ΔH°rxn= –103 kJ/mol.
◦ 4.6 × 10–3 kJ
◦ 32 kJ
◦ 48 kJ
◦ 96 kJ
◦ 110 kJ

Question 2

Find the standard enthalpy of formation of ethylene, C2H4(g), given the following data: heat of combustion of C2H4(g)= –1411 kJ/mol; ΔH°f[CO2(g)] = –393.5 kJ/mol; ΔH°f[H2O(l)] = –285.8 kJ/mol.
◦ 52 kJ/mol
◦ 87 kJ/mol
◦ 731 kJ/mol
◦ 1.41 × 103 kJ/mol
◦ 2.77 × 103 kJ/mol
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
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Marked as best answer by allywil32 on Nov 5, 2023

dadgoere765

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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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allywil32

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Reply 2 on: Nov 5, 2023
YES! Correct, THANKS for helping me on my review

kilada

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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