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a late medieval philosophical movement that addresses issues of human knowledge. It argues that knowledge can be derived only from the experience of individual things. Universals such as humanity or truth do not really exist.
hydrochloric acid (HCl), hydroiodic acid (HI), hydrobromic acid (HBr), perchloric acid (HClO4), nitric acid (HNO3) and sulfuric acid (H2SO4).
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