Recent content by Laserbeam

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    What is the diffusion coefficient for the bad odor molecules in the air?

    Never mind, I figured it out. Typical of my doing that right after I post it, huh? Luck be damned. If anyone else has trouble with this, here you go: <R^2> = 6Dt <(2+3)^2> = 6Dt 25 = 6Dt Now, we know that the time it takes to travel three meters is 60s, however, this is NOT a linear rate...
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    What is the diffusion coefficient for the bad odor molecules in the air?

    Homework Statement A student working 3.0m away from you in a chemistry lab performs an experiment which creates a bad odor. It takes a while for the smell to get to you (assume air currents are negligible). You are able to move 2.0m further away from the source but the smell catches up with...
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    Schwarzschild Metric - Need help understanding

    My knowledge of calculus is practically non-existent at this point except for the very basic concepts taught in the scope of high school. The metric that I was looking at is http://img193.imageshack.us/img193/4728/schwarzschildmetric.png
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    Schwarzschild Metric - Need help understanding

    Alright, first things first, I'm a grade 12 student residing in Ontario, Canada and I'm relatively new to these forums and to the world of physics. I'm doing my grade 12 ISU and I've taught myself how to work around spherical coordinate systems, however, the schwarzschild metric confuses me...
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