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Which of the following is not a pure substance? a. milk b. oxygen c. water d. carbon dioxide
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Particles vibrate in a rigid structure and do not move relative to their neighbors.
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Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
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Which of the following is not a pure substance? a. milk b. oxygen c. water d. carbon dioxide...
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