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Chemistry
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You are currently reading a thread in /sci/ - Science & Math

Thread replies: 12
Thread images: 2
File: índice.jpg (95 KB, 960x1280) Image search: [Google]
índice.jpg
95 KB, 960x1280
What is this?
>>
>>8077623
>not recognizing caffeine on site
>>
>>8077623
really? you couldnt google it or something?

its caffeine
>>
>>8077625
>>8077627

What element is Z?
>>
>>8077650
Its an arbitrary group
>>
>>8077650
Zirconium without the r
>>
>>8077623

C8H9O2N4 --->google it ---> ????
>>
>>8077625
Caffeine doesn't have iodine in it
>>
>>8077895
Neither does OP's picture. What's your point?
>>
File: Laughingwoman.jpg (28 KB, 400x400) Image search: [Google]
Laughingwoman.jpg
28 KB, 400x400
>>8077650
>>8077895
clever
>>
>>8077681
>>8077650

That is oxidized Zirconium. You only write Zr if it describes the reduced one.
>>
>>8077623
It looks like a piece of paper printed with black ink.
Thread replies: 12
Thread images: 2

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