Chemistry, 29.11.2021 22:00 sustaitaj2022
I need to select an item (like a kleenex) identify an element of the item (cellulose fibers) and then search for the electromagnetic spectrum it emits (which I don't know).
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I need to select an item (like a kleenex) identify an element of the item (cellulose fibers)
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Mathematics, 06.08.2019 00:10
