8. a text book has a mass of 22 lbs, the book is 8 inches by 15 inches by 11.77 inches. what is
the density of the textbook using the values given?
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When the ionic compound nabr dissolves in water, br– ions are pulled into solution by the attraction between what two particles? a. the na+ and br– ions b. the na+ ion and the negative end of a water molecule c. the br– ion and the positive end of a water molecule d. the br– ion and the negative end of a water molecule