I! how many liters of a 2.25 molar hydrobromic acid (hbr) solution would be needed to react completely with 100.0 grams of calcium metal? ca (s) + 2hbr (aq) cabr2 (aq) + h2 (g)

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

Which statement is best described as a atom

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.