The following measurements were made to determine the density of a material whose value was, according to the Handbook of Chemistry and Physics, 1.15 g/mL Trial #1 .0.95 g/mL Trial #2 1.16 g/mL Trial #3 1.26 g/mL a. make a general comment on the accuracy of these results b. make a general comment on the precision of these results c. what may have caused these results?