The volume between the 50.00 mL mark and the valve of a buret is 6.19 mL. The buret reading of an upside-down buret containing a pocket of hydrogen gas is 32.17 mL. What is the total volume of hydrogen in the buret?

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

C3h8o3 - glycerol major species present when dissolved in water

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?