nstructor's Initials: __________ Name _____________________________ Date _______________ Section _____________________ Measurement and Density 2 Pre-Lab Questions - Complete prior to lab, SHOW TO INSTRUCTOR To receive full credit, you need to show all your work and write your answer with the correct number of significant figures. 1. Complete the following statement: When performing addition and/or subtraction, report the answer to the fewest __________________________________. 2. Complete the following statement: When performing multiplication and/or division, report the answer to the fewest __________________________________. 3. An empty beaker has a mass of 251.70 g. When water is added to the beaker, the combined mass is 268.309 g. What is the mass of the water in grams? 4. A candle is 4.4 centimeters long. Convert the length to inches (in). 5. A can of soup contains a volume of 20.5 fluid ounces (fl oz). How many milliliters is that? (1 fl. oz = 29.574 mL) 6. Calculate the density (g/mL) of a solid if it has a mass of .0019 kg and a volume of 0.00303 L. Instructor's Initials: __________ Name _____________________________ Date _______________ Section _____________________ Measurement and Density 3 Lab Report Sheet Measurement and Density Remember to record all measurements to the appropriate number of significant figures and include the units where needed. REFER TO THE PROCEDURE for more details. Part A. Measuring Length Paper Ruler Plastic Ruler What does each marking on