Submit prelab questions for Experiment 4
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Objectives 1. To learn to use an analytical balance. 2. To learn the weighing technique – weighing by taring. 3. To use proper weighing technique to determine the density of water, ethanol and a salt water solution. Submit prelab questions for Experiment 3 Question: For a material to float on the surface of water, the material must have a density less than that of water (1.0 g/mL) and must not react with the water or dissolve in it. A spherical ball has a radius of 0.5000 cm and weighs 2.00 g. Will the ball float or . . . → Read More: TUTORIAL – Lab: Experiment 3 Practice Question Objectives 1. To understand the accuracy of various types of graduated glassware. 2. To measure volumes of liquids using a graduated cylinder. 3. To measure the volume of liquids dispensed from a burette. 4. To determine the temperature of liquids using a thermometer. 5. To record measurements with correct number of significant figures. |
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MapleTA unavailable on Friday – Assignment 6 is due Saturday, Feb 27 by 11:59 pm All the answers to the worksheets in preparation for next Thursday's test (Feb 25) are posted on the website. Are you keeping up with doing worksheets and trying practice problems? Remember to keep learning the polyatomic ions until you can name them, right the formulas with their correct charges. Hi, Class. Are you enjoying your studies? It's been two weeks since school started. Just a summary of what we've done. |
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