'True mass' presentation slideshows

A Roadmap for Exoplanets

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The Demographics of broad-line quasars

The Demographics of broad-line quasars. Yue Shen ( CfA ) Collaborator: Brandon Kelly (UCSB). Shen & Kelly, ApJ, (2012), 746, 169. Quasars and AGNs: accreting supermassive black holes active counterparts of the local dormant SMBHs at the center of almost every bulge-dominant galaxies

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Chapter 0: The Analytical Process (Example)

Chapter 0: The Analytical Process (Example). 1. Formulating the Question. 2. Selecting Analytical Procedures. 3. Sampling. Random Heterogeneous Material. Segregated Heterogeneous Material. 4. Sample Preparation. 5. Analysis. 6. Reporting and Interpretation. 7. Drawing Conclusions.

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Chapter 1 What is Chemistry?

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Molecular Formula

Molecular Formula. What is it?. Simplest formula just shows a ratio of atoms in a substance Simplest formula may or may not be the true molecular formula If you know the true mass of a substance, you can determine if the simplest formula is the molecular formula. Example 1.

234 views • 7 slides

True mass: 10 g Density: 2 g/mL

10 g. 1 mL. =. 5 mL. 2 g. 1. True mass: 10 g Density: 2 g/mL. Volume: 5 mL. 0.006 g air displaced. Air density: 0.0012 g/mL. 10.000 g true mass -0.006 g 9.994 g apparent mass. Scale reading. Object: 31.1026 g, true. Weights: 31.0891 g, true. Density: 2.50 g/mL.

89 views • 5 slides