An aliquot of 50.00 ml of carbonated water is added 4 ml of nh3 / nh4+ buffer, a pinch of eriochrome t black, and it's titled with a
0.01200 m solution in edta. the solution changes color after adding 13.73 ml of the titling agent. calculate the total hardness of the water,
expressed in ppm of caco3

1. what is boyle’s law? • state the definition of the law in words. • what are the assumptions of boyle’s law? • write at least one mathematical equation that represents the law. • what can be calculated with boyle’s law? • using a gas-filled balloon as an example, describe what is happening to the gas molecules inside the balloon before and after you squeeze it.