CK-12-Chemistry Intermediate

4.1. Atoms http://www.ck12.org that forms from the combination of carbon and oxygen is called carbon monoxide. Every sample of c ...

http://www.ck12.org Chapter 4. Atomic Structure Compound A 4 .08 g Cu 2 .28 g Cl = 1 .79 g Cu 1 .00 g Cl Compound B 7 .53 g Cu 8 ...

4.1. Atoms http://www.ck12.org Sizes of Atoms The graphite in your pencil is composed of the element carbon. Imagine taking a sm ...

http://www.ck12.org Chapter 4. Atomic Structure Lesson Review Questions Recall Describe the contribution of Democritus to moder ...

4.2. The Nuclear Model of the Atom http://www.ck12.org 4.2 The Nuclear Model of the Atom Lesson Objectives Distinguish between ...

http://www.ck12.org Chapter 4. Atomic Structure the cathode, becomes negatively charged. Once this happens,a beam called acathod ...

4.2. The Nuclear Model of the Atom http://www.ck12.org FIGURE 4.7 The deflection of a cathode ray by a magnet. From the directio ...

http://www.ck12.org Chapter 4. Atomic Structure The incredibly small mass of the electron was found to be approximately 1/1840 t ...

4.2. The Nuclear Model of the Atom http://www.ck12.org FIGURE 4.9 In Thomson’s plum pudding model of the atom, electrons are emb ...

http://www.ck12.org Chapter 4. Atomic Structure Rutherford’s model proved to be an important step toward a full understanding of ...

4.2. The Nuclear Model of the Atom http://www.ck12.org c. The densest element known is osmium, which has a density of 22.6 g/cm^ ...

http://www.ck12.org Chapter 4. Atomic Structure 4.3 Isotopes and Atomic Mass Lesson Objectives Define atomic number. Define mas ...

4.3. Isotopes and Atomic Mass http://www.ck12.org FIGURE 4.11 The periodic table of the elements. Mass Number Rutherford’s exper ...

http://www.ck12.org Chapter 4. Atomic Structure FIGURE 4.12 Nuclei of the three isotopes of carbon: Almost 99% of naturally occu ...

4.3. Isotopes and Atomic Mass http://www.ck12.org Number of electrons = number of protons 26 53 15 Number of neutrons = mass n ...

http://www.ck12.org Chapter 4. Atomic Structure TABLE4.3: Atomic Masses and Percent Abundances of Some Natural Isotopes Element ...

4.3. Isotopes and Atomic Mass http://www.ck12.org chlorine-35 0. 7577 × 34. 969 = 26 .50 amu chlorine-37 0. 2423 × 36. 966 = 8 . ...

http://www.ck12.org Chapter 4. Atomic Structure Apply Concepts The average atomic mass of all naturally occurring lithium atoms ...

4.3. Isotopes and Atomic Mass http://www.ck12.org TABLE4.6:(continued) Element Symbol Atomic Number Mass Num- ber # of Pro- tons ...

http://www.ck12.org Chapter 4. Atomic Structure 4.4 References Antoine Coypel. http://commons.wikimedia.org/wiki/File:Coypel_De ...