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  2. Arsenic - Wikipedia

    en.wikipedia.org/wiki/Arsenic

    The main factors are pH and the redox potential. Generally, the main forms of arsenic under oxic conditions are H 3 AsO 4, H 2 AsO − 4, HAsO 2− 4, and AsO 3− 4 at pH 2, 2–7, 7–11 and 11, respectively. Under reducing conditions, H 3 AsO 4 is predominant at pH 2–9. Oxidation and reduction affects the migration of arsenic in subsurface ...

  3. List of music released posthumously - Wikipedia

    en.wikipedia.org/wiki/List_of_music_released...

    He was featured in Creedence Clearwater Revival's box set called CCR: Box Set it was released on October 2, 2001, 11 years after his death. He was also featured in Creedence Clearwater Revival's live album entitled At the Royal Albert Hall it was released on September 16, 2022, 32 years after his death. Steve Marriott's work was released.