Answer to Question #78803 in General Chemistry for Helena

Question

A 20 mL pipette was calibrated and found to deliver a volume of 19.996 mL with an uncertainty of 0.042 mL. The masses of this same liquid delivered by this pipette were 18.001 g, 18.005 g, and 18.008 g. Calculate the relative uncertainty (only) associated with the density of the liquid. Please report an answer in decimal form, accurate to four decimal places. Do not use Scientific notation, and do not include the units when entering your answer.