Added: 2 years ago
From: khanacademy
Views: 53,000
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  • At 11:27 Salman could have meaned "So you'd have to say plus 249 KJ"

  • Come teach at my school please!

  • How do you get the heat of the reaction in J when you took the measurements in C? I'm trying to do my lab report and I'm just LOST ):

  • @FaIseHope J used Kelvin and Kelvin have the same magnitude as Celsius.

  • thank you!

  • I hope you get paid well for this because you're really good.

  • Hysterical. So cool. Right on.

  • It seems that in the carbon hydrogen reaction, the pressure is not constant, indeed, it should have decreased. (2 moles of hydrogen consumed, only 1 mole of methane produced.)

  • i dont why i m not getting some videos only somevideos im able to see.like this video got strucked..carnot efficiecy,like somevideos i didnt get what should i do now.

  • "I don't know.. carbon dust or something" lool

  • my chemistry teacher needs to be fired.

  • I WAS WONDERING IF YOU COULD CREATE A REACTOR BY FIRING IONS AT EACH OTHER FROM ION GUNS AND HEAT WOULD BE GENERATED FROM THE FORMATION OF A COMPOUND

  • bravo, sir. bravo.

  • I adore your videos!

    Thank you so much!

  • your vids are great!

    and, as a bonus,

    funny......

    ."....sitting at the beach with a beaker''

    !

  • Chemistry was bothering me for the longest time. There was just something about how it was being taught that felt very unintuitive. I knew there should be a better way to explain all these quantities (deltaH, Q, deltaU, W, P, V) without making a person insane.

    Thanks, again Sal :)

  • Your videos are fantastic. You really allow one to immerse herself in the world of thermochem

  • awesome!

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