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Plug and Chug Density Problem With The Ideal Gas Law

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Uploaded by on Mar 6, 2008

This is a walk through of how to do an ideal gas law problem in which you need to calculate the density. This is the easier of the 2 ways to get the density

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Education

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  • the intro is the most anoying and unrelated, head banging, metal thing ever,, but thanks for the math 

  • You can also use the followng equation: d = P(MM)/RT, where d=density and MM is the molar mass of the gas. Just remember that the R value has L so at the end just divide by 1000 to get g/mL. This comes in handy when you don't know how much gas you have, when you only know the identity of the gas.

  • thousandth view! woot

  • ok i have got kinda lost on how u get .939 from .0616 x .0821 x 298 / .421??

  • dang that was so much more helpful than wat i got from school

    thnks alot

  • Trogdor!!!!

  • Thanks a lot, it's very clear now.

  • tytyty. Very helpful, well explained.

  • Very helpful, txs!!

  • wait so on the universal gas constant, you don't have to plug any anything

    .0821(L*atm/mol*K), you just put .0821, does that mean you don't have to plug in L*atm/Mol*K? because thats whats been screwing me over this entire unit!!!! why bother putting the stuff after 0.0821?? They just want to screw with stupid people like me!!!, although your vid was really helpful ^^

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