Chemistry Final 1.docx - In addition to this study guide you should also review old worksheets study guides quizzes and tests There is no vocabulary

Chemistry Final 1.docx - In addition to this study guide...

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In addition to this study guide, you should also review old worksheets, study guides, quizzes, and tests. There is no vocabulary section on the final, but you should still know what every vocabulary word means. Unit 1A Matter Chemistry Scientific Law Scientific Method Mass Volume Accuracy Precision Temperature Weight Conversion factor Error Sample Problems 1. How many significant figures are in the measurement 120.05 cm?2. How many of the zeros in the measurement 0.0140030 g are significant?3.How many milliliters are in 3.4 L?4.Round the following to 3 significant figures? And then write them in scientific notation.422.56, 1872, 0.04539, 1.5995.What are the SI units of volume, mass, temperature, and distance?6.The temperature reading of -56C corresponds to a Kelvin reading of:7.Water has a density of 1.00 g/mL. What is the volume in L, of 57 g of water?8.A student measures a length of 66 cm, whereas the correct length is 64 cm. What is the percent error?9. Perform the following operations. Make sure that your answers have the correct number of significant digits and units.
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a. 1.57 cm × 4.1 cm × 2.2 cm b. 15.00 m – 5.8 m c. (3.1 × 10 –4 m) × (7.15 10 –6 m) 10. Know all of the metric prefixes and what they stand for. Example centi is 0.01, kilo is 1000, etc. 11. Find the correct reading for any ruler, graduated cylinder, buret, etc. Practice using the 'Reading Instruments with Significant Figures' worksheet. Unit 1B Mass Volume Extensive property Intensive property Physical property Solid Liquid Gas Physical change Chemical symbol Periodic table Reactant Product Law of conservation of mass Precipitate Mixture Heterogenous mixture Homogenous mixture Solution Element Filtration Distillation Chemical change Compound Density Dimensional analysis
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1. Explain the properties of solids, liquids, and gases.2. Be able to calculate density, mass or volume given the other two variables. Use the density practice problems as a study tool.3. Know the difference between homogenous and heterogenous mixtures and be able to identify any mixture as one or the other.Lucky charms cereal _____________Liquid dish soap _______________________Vegetable soup ____________________Salt water _________________________Bronze ______________________4. Understand the difference between elements and compounds. Know the properties of both and be able to identifyNH3__________H2O_______N2_____________CO2___________Al _________Au _________C6H12O6 ________5. Be able to identify chemical versus physical changes and give examples of each.Water freezing _____Hand warmers _______Wood burning ________Metal rusting ________6. Be able to convert using KHDBDCM. 1.7 L = _____ cL128 cm = _____ km
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