Chemistry, 20.06.2020 17:57 meaghankelly16
Given an HPLC linear calibration curve from which you have interpolated a betacarotine concentration of 205. μg/mL. Your mode of detection is UV/VIS at 425 nm. Your initial sample weight was 5.0502 g. And your initial dilution was 250. mL. Calculate the concentration of Betacarotine in ng/g in the sample.
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Chemistry, 22.06.2019 09:00, tashaunalewis4786
This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.
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Chemistry, 22.06.2019 09:30, junkmailemail42
Which element is the least metallic between cadmium, silver, zinc, or iron?
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Chemistry, 22.06.2019 16:50, struckedblazing
Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest
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Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.
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Given an HPLC linear calibration curve from which you have interpolated a betacarotine concentration...
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