All the chemical reactions that go on in organisms, whether they be plant or animal, are catalyzed by enzymes. a. true b. false i think the answer is true but i need a second opinion.

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