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Environmental damage due to acid mine drainage occurs only once ores containing pyrite (FeS2) are .
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13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.
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Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments
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If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?
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Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? (2 points) decreasing temperature decreasing pressure decreasing surface area decreasing solute concentration
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Environmental damage due to acid mine drainage occurs only once ores containing pyrite (FeS2) are ....
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