After collecting data from at least 5 different masses of water you should have a table in Excel that looks something look the one below.This table has units but no uncertainties, these must be added into the headers of each column then the data must be made consistent.I repeated the 0.005kg experiment 4 times and obtained 0.0269, 0.0273, 0.0265, 0.0263 so my uncertainty is (0.273-0.263)/2 = 0.005. The uncertainties...