A student calibrated a 10-mL graduated cylinder using water and determined a density of 0.9981 g/mL at 21.8oC. Using the reference density values provided in the lab handout, determine the percent error in this density determination.

answer; talc and gypsum;

they it depends on if one believes about radioactivity, they make a geiger counter beep but maybe it was going to beep anyway electronics do wierd things all the time or it was programmed to beep near certain metals.