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How many valence electrons are in an atom of phosphorus? (atomic number 15) (1 point)?
Answers: 1
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An aqueous solution of hydroiodic acid is standardized by titration with a 0.186 m solution of calcium hydroxide. if 26.5 ml of base are required to neutralize 20.3 ml of the acid, what is the molarity of the hydroiodic acid solution? m hydroiodic acid
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Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness
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How many valence electrons are in an atom of phosphorus? (atomic number 15) (1 point)?...
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