7.Calculating Average Atomic Mass

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7.Calculating Average Atomic Mass Powered By Docstoc
					                                     Calculating Average Atomic Mass

Calculate the average atomic mass for each of the elements below. Show all calculations and units.

Antimony                      Neon                           Iron                Germanium
Sb-121 (57.3%)                Ne- 20 (90.48%)                Fe-54 (5.8%)        Ge-70 (20.5%)
Sb-123 (42.7%)                Ne-21 (0.27%)                  Fe-56 (91.7%)       Ge-72 (27.4%)
                              Ne-22 (9.25%)                  Fe-57 (2.2%)        Ge-73 (7.8%)
                                                             Fe-58 (0.3%)        Ge-74 (36.5%)
                                                                                 Ge-76 (7.8%)

Read section 4.2 p. 163-166
Answer questions 2 p. 164      and     6, 7, 8, 9, 10, 11 p. 166




                                     Calculating Average Atomic Mass

Calculate the average atomic mass for each of the elements below. Show all calculations and units.

Antimony                      Neon                           Iron                Germanium
Sb-121 (57.3%)                Ne- 20 (90.48%)                Fe-54 (5.8%)        Ge-70 (20.5%)
Sb-123 (42.7%)                Ne-21 (0.27%)                  Fe-56 (91.7%)       Ge-72 (27.4%)
                              Ne-22 (9.25%)                  Fe-57 (2.2%)        Ge-73 (7.8%)
                                                             Fe-58 (0.3%)        Ge-74 (36.5%)
                                                                                 Ge-76 (7.8%)

Read section 4.2 p. 163-166
Answer questions 2 p. 164      and     6, 7, 8, 9, 10, 11 p. 166




                                     Calculating Average Atomic Mass

Calculate the average atomic mass for each of the elements below. Show all calculations and units.

Antimony                      Neon                           Iron                Germanium
Sb-121 (57.3%)                Ne- 20 (90.48%)                Fe-54 (5.8%)        Ge-70 (20.5%)
Sb-123 (42.7%)                Ne-21 (0.27%)                  Fe-56 (91.7%)       Ge-72 (27.4%)
                              Ne-22 (9.25%)                  Fe-57 (2.2%)        Ge-73 (7.8%)
                                                             Fe-58 (0.3%)        Ge-74 (36.5%)
                                                                                 Ge-76 (7.8%)

Read section 4.2 p. 163-166
Answer questions 2 p. 164      and     6, 7, 8, 9, 10, 11 p. 166

				
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