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0213 Group Title

A certain liquid has a vapor pressure of 92.0 Torr at 23.0 °C and 313.0 Torr at 45.0 °C. Calculate the value of ΔH°vap for this liquid. Calculate the normal boiling point of this liquid. How would I do this? Please help

  • 9 months ago
  • 9 months ago

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  1. 0213 Group Title
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    @Rohitkhanna

    • 9 months ago
  2. petiteme Group Title
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    Should you use Clausius-Clapeyron equation?

    • 9 months ago
  3. 0213 Group Title
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    do I just solve for T2 and use the same values?

    • 9 months ago
  4. petiteme Group Title
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    Well, let the normal boiling point be T2

    • 9 months ago
  5. 0213 Group Title
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    wouldn't that just give me the T that is given in the question ?

    • 9 months ago
  6. petiteme Group Title
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    Nope. Sorry :/ I suck at explaining chemistry

    • 9 months ago
  7. 0213 Group Title
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    i just get a very small number

    • 9 months ago
  8. petiteme Group Title
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    What did you get for ΔH°vap?

    • 9 months ago
  9. RaphaelFilgueiras Group Title
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    im not good at chemistry but let's try

    • 9 months ago
  10. 0213 Group Title
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    43.55 kj/mol

    • 9 months ago
  11. petiteme Group Title
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    I used \[\log\frac{ P2 }{ P1 }=\frac{ ΔH }{2.303R }*(\frac{ 1? }{ T1 }-\frac{ 1 }{ T2 })\]

    • 9 months ago
  12. petiteme Group Title
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    Erase the ?

    • 9 months ago
  13. 0213 Group Title
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    what is v?

    • 9 months ago
  14. petiteme Group Title
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    I got 49.78kj

    • 9 months ago
  15. petiteme Group Title
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    Lol. I don't know if i'm right. Ignore me :))

    • 9 months ago
  16. RaphaelFilgueiras Group Title
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    volume i dont know if that's right , it's been i while i dont see chemistry

    • 9 months ago
  17. RaphaelFilgueiras Group Title
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    lol

    • 9 months ago
  18. 0213 Group Title
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    sing those number? i dont have V so i dont think i can use that

    • 9 months ago
  19. petiteme Group Title
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    You saw my equation?

    • 9 months ago
  20. 0213 Group Title
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    yea

    • 9 months ago
  21. petiteme Group Title
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    Have you tried it?

    • 9 months ago
  22. 0213 Group Title
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    yea...and i got 43.55...its ok..i will do the question tmr...im just really tired now

    • 9 months ago
  23. petiteme Group Title
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    Okies. Just close this question ^_^

    • 9 months ago
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