CK-12 Physical Science - For Middle School

10.3. Acids and Bases http://www.ck12.org MEDIA Click image to the left for use the URL below. URL: http://www.ck12.org/flx/rend ...

http://www.ck12.org Chapter 10. Chemistry of Solutions Concentration of Ions The strength of an acid depends on the concentratio ...

10.3. Acids and Bases http://www.ck12.org FIGURE 10.10 This pH scale shows the acidity of several common acids and bases. Which ...

http://www.ck12.org Chapter 10. Chemistry of Solutions FIGURE 10.11 Acid fog and acid rain killed the trees in this forest. URL: ...

10.3. Acids and Bases http://www.ck12.org Lesson Summary An acid is an ionic compound that produces positive hydrogen ions when ...

http://www.ck12.org Chapter 10. Chemistry of Solutions 10.4 References Christopher Auyeung. CK-12 Foundation. CC BY-NC 3.0 Salt ...

http://www.ck12.org CHAPTER 11 Nuclear Chemistry Chapter Outline 11.1 Radioactivity 11.2 RADIOACTIVEDECAY 11.3 NUCLEARENERGY 11. ...

http://www.ck12.org Chapter 11. Nuclear Chemistry 11.1 Radioactivity Lesson Objectives Explain radioactivity and how it was dis ...

11.1. Radioactivity http://www.ck12.org FIGURE 11.1 X-rays are a form of energy that can pass through skin and muscle but not bo ...

http://www.ck12.org Chapter 11. Nuclear Chemistry FIGURE 11.2 This periodic table highlights elements that have only radioactive ...

11.1. Radioactivity http://www.ck12.org FIGURE 11.3 This sign is used to warn people of dan- gerous radiation. Detecting Radiati ...

http://www.ck12.org Chapter 11. Nuclear Chemistry MEDIA Click image to the left for use the URL below. URL: http://www.ck12.org/ ...

11.1. Radioactivity http://www.ck12.org Apply Concepts Assume that an isotope has 83 protons and 83 neutrons. Is it radioactive ...

http://www.ck12.org Chapter 11. Nuclear Chemistry 11.2 Radioactive Decay Lesson Objectives Identify three types of radioactive ...

11.2. Radioactive Decay http://www.ck12.org 4 2 He. The superscript 4 is the mass number (2 protons + 2 neutrons). The subscript ...

http://www.ck12.org Chapter 11. Nuclear Chemistry FIGURE 11.7 In beta decay, an electron and a proton form from a neutron (anoth ...

11.2. Radioactive Decay http://www.ck12.org MEDIA Click image to the left for use the URL below. URL: http://www.ck12.org/flx/re ...

http://www.ck12.org Chapter 11. Nuclear Chemistry 14 days, half of the original amount of phosphorus-32 has decayed. After anoth ...

11.2. Radioactive Decay http://www.ck12.org MEDIA Click image to the left for use the URL below. URL: http://www.ck12.org/flx/re ...

http://www.ck12.org Chapter 11. Nuclear Chemistry Limit on Carbon-14 Dating Carbon-14 has a relatively short half-life (seeTable ...