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June 15, 2025, 05:57:46 pm
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Author Topic: UV vis calculation  (Read 5484 times)  Share 

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Mao

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Re: UV vis calculation
« Reply #15 on: May 12, 2010, 06:03:28 pm »
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It looks like a mistake on NEAP's part. Solution concentration (ppm) should have nothing to do with the original sample mass.
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Martoman

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Re: UV vis calculation
« Reply #16 on: May 12, 2010, 06:09:34 pm »
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Yeah makes sense given they stuffed up the last question as well.

So i'm right here?
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Mao

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Re: UV vis calculation
« Reply #17 on: May 12, 2010, 09:30:12 pm »
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Yes
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stonecold

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Re: UV vis calculation
« Reply #18 on: June 01, 2010, 07:32:08 pm »
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What paper was this?

Edit:  And yeah, the previous calculation was incorrect, my bad.  But you don't even have to worry about the 20 mL dilution thing.





 :D
« Last Edit: June 01, 2010, 07:55:00 pm by stonecold »
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Martoman

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Re: UV vis calculation
« Reply #19 on: June 01, 2010, 07:51:27 pm »
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diagnostic neap test on instrumental analysis.
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stonecold

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Re: UV vis calculation
« Reply #20 on: June 01, 2010, 07:55:57 pm »
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I don't have it.  :(

Ah well, it sounds pretty crappy anyway...
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Martoman

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Re: UV vis calculation
« Reply #21 on: June 01, 2010, 08:05:36 pm »
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It was pretty epicly hard. I only got somewhere in the low 80's.
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m@tty

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Re: UV vis calculation
« Reply #22 on: June 01, 2010, 08:20:02 pm »
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I got high 70's .... Failed pretty badly...
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Martoman

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Re: UV vis calculation
« Reply #23 on: June 01, 2010, 08:28:00 pm »
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Quote from: m@tty on June 01, 2010, 08:20:02 pm
I got high 70's .... Failed pretty badly...

This is what i mean! remember that weird chromatography question where it showed you the structures?
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2009: Math methods: 50, Psychology: 44
2010: chem 47, further 48, Spesh 49 fml seriously and other yr 11 subs.
2011: Holidaying, screw school.
No. Not azn.
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