25.5 grams of barium acetate, Ba(C2H3O2)2 is added to 500.0 ml of 0.100 M sodium acetate, NaC2H3O2. Calculate the pH of the resulting solution. [You may assume no change in volume upon the addition of the solid.]

If the root word engage means “to connect with something,” what does the word disengage mean in the following sentence? he disengaged the gears by stepping on the clutch pedal. a.added more engine powerb. activated a connection to the pedalc. stalled the engined. released a connection to the pedal

Which substances have the lowest melting points: ionic covalent, or metallic

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance