A salt or ester of phosphoric acid, containing PO43− or a related anion or a group such as —OPO(OH)2.
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The small intestine has cilia to absorb nutrients and reabsorb water
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The answer that provides a definition of voice that is specific to the domain of English language arts would be (the style and tone that makes a writer's work unique).
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If a solution has a higher concentration of hydronium ions than pure water, it has a pH lower than 7. A solution with a pH lower than 7 is called an acid. As the hydronium ion concentration increases, the pH value decreases. Therefore, the more acidic a solution is, the lower its pH value is.
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