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Topic: Spectrophotometry Lab  (Read 972 times)

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Offline UnfadingBus

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Spectrophotometry Lab
« on: October 27, 2021, 09:58:07 PM »
I am having a lot of trouble with my high school lab project:

https://docs.google.com/document/d/1gmE4RiJi4FlaMTdPu9Qr9pFpDpt1_DVKJ5hwqvURnMY/edit?usp=sharing

I am quite confused about why we add nitric acid to the solution?
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Offline Borek

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Re: Spectrophotometry Lab
« Reply #1 on: October 28, 2021, 02:55:25 AM »
What do you know about properties of Fe3+?

Can you think of any ions present in the solution that could interfere?
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