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Author Question: When 0.560 g of Na(s) reacts with excess F2(g) to form NaF(s), 13.8 kJ of heat is evolved at ... (Read 19 times)

kaitlynndavis

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on: Nov 5, 2023
When 0.560 g of Na(s) reacts with excess F2(g) to form NaF(s), 13.8 kJ of heat is evolved at standard-state conditions.  What is the standard enthalpy of formation (ΔH°f) of NaF(s)?
◦ -570 kJ/mol
◦ –24.8 kJ/mol
◦ –7.8 kJ/mol
◦ 24.8 kJ/mol
◦ 570 kJ/mol
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Marked as best answer by kaitlynndavis on Nov 5, 2023

char00char

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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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kaitlynndavis

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

helenmarkerine

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Reply 3 on: Yesterday
Wow, this really help

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