Skip to main content
A

Alize Kuhn

Feb 20, 2025

Standard enthalpy of formation?

Given that:H2 (g) + F2 (g) —> 2HF (g) ΔH°rxn = -546.6 kJ 2H2 (g) + O2 (g) –> 2H2O (l) ΔH°rxn = -571.6 kJCalculate the value of ΔH°rxn for:2F2 (g) + 2H2O (l) –> 4HF (g) + O2 (g) HΔ°rxn = ??

1 Answers

Hi firefighter,I am french (Boulogne sur mer 62200 – FRANCE). 2 x (. . F2 (g) + H2 (g) —> 2HF (g) . . . . . . . . . . . . . . . .ΔH°rxn = – 546.6 kJ. . . . . . . . . . . .2H2O (l) —> 2H2 (g) + O2 (g) . . . . . . . . .ΔH°rxn = + 571.6 kJ– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – . . . .2F2 (g) + 2H2O (l) —> 4HF (g) + O2 (g) . . . . . . . . ΔH°rxn = ??ΔH°rxn = 2 x ΔH°rxn(reaction 1) + ΔH°rxn(reaction 2)ΔH°rxn = 2 x (- 546,6) + 571,6ΔH°rxn = – 521,6 kJI hope to have answered your question..... Show More

Want to answer this question?

Join our community to share your knowledge!

Categories

Tags

Related Questions

2
Standing up to micro manager? ?

On Wednesday my WFH laptop broke. logged a ticket the day before it happened as it was turning on & off. Informed my man...

3
Started job recently…dont understand taxes?

I am a resident of Georgia.Job is in NJ.Living in PA (with parents).My first few checks I had NJ witholding tax only. Th...

1
starters in pokemon Naranja?

ok pokemon Naranja is the pokemon game in the orange island apparently it was never released in proper english and someh...

1
Starting a voice acting career outside of America?

Bit of context before delving into my situation, I am interested in making voice acting a full-time career. It’s been a...

3
Stat Tracker not updating?

I just got a new laptop and im trying to view gametracker for fantasy baseball. I can open it up and watch it..but none...

4
State the reason why mn = lk. given: klmn is a parallelogram. put it in full sentences

State the reason why mn = lk. given: klmn is a parallelogram. put it in full sentences

6
states without casinos?

I have a gambling problem and would like to get a job in a state near oklahoma that does not allow casinos. I think if I...

4
Static budget is another name for:

Static budget is another name for: a. standard budget. b. flexible budget. c. variable budget. d. fixed budget. e. rolli...

2
Statistics question-please explain? (10 points!)?

"Smith is a weld inspector at a shipyard. He knows from keeping track of good and substandard welds that for the afterno...