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1. The diameter of a neutral Helium atom is about 1 x 102 pm. Suppose we could line up Helium atoms side by side in contact with one another. Approximately, how many atoms would it take to make the distance from end to end 1 cm? 2. What is the mass number of an iron atom that has 28 neutrons? 3. Determine the number of protons and neutrons in the nucleus of: a) He z=2 A=3 b) He z=2 A=4 c) Mg z= 12 A=24 d) Mg z= 12 A= 25 e) Ti z= 22 A=48 f) Br Z=35 A = 79

1. The diameter of a neutral Helium atom is about 1 x 102 pm. Suppose we could line up Helium atoms side by side in contact with one another. Approximately, how many atoms would it take to make the distance from end to end 1 cm? 2. What is the mass number of an iron atom that has 28 neutrons? 3. Determine the number of protons and neutrons in the nucleus of: a) He z=2 A=3 b) He z=2 A=4 c) Mg z= 12 A=24 d) Mg z= 12 A= 25 e) Ti z= 22 A=48 f) Br Z=35 A = 79

Fundamentals Of Analytical Chemistry
Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter7: Statistical Data Treatment And Evaluation
Section: Chapter Questions
Problem 7.27QAP
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Times New. 10 -A A Aa | A m。M.一MH 一 24| T 明叫山国一=。一险<田。 AaBbCcDdE AaBbCcDdE AaBbCcD AaBbCcD. B IUv ab X X 2- A v Normal No Spacing Heading 1 Styles Pane Title Dictate Sensitivity Cr 1. The diameter of a neutral Helium atom is about 1 x 102 pm. Suppose we could line up Helium atoms side by side in contact with one another. Approximately, how many atoms would it take to make the distance from end to end 1 cm? 2. What is the mass number of an iron atom that has 28 neutrons? 3. Determine the number of protons and neutrons in the nucleus of : a) He z=2 A=3 b) He z=2 A=4 c) Mg z= 12 A= 24 d) Mg z=12 A=25 e) Ti z= 22 A=48 f) Br Z= 35 A = 79 Write the annronriate evmbol for each of the followwing: 252 words O Focus English (United States) Page 1 of 2 MacBook Air
Transcribed Image Text:Times New. 10 -A A Aa | A m。M.一MH 一 24| T 明叫山国一=。一险<田。 AaBbCcDdE AaBbCcDdE AaBbCcD AaBbCcD. B IUv ab X X 2- A v Normal No Spacing Heading 1 Styles Pane Title Dictate Sensitivity Cr 1. The diameter of a neutral Helium atom is about 1 x 102 pm. Suppose we could line up Helium atoms side by side in contact with one another. Approximately, how many atoms would it take to make the distance from end to end 1 cm? 2. What is the mass number of an iron atom that has 28 neutrons? 3. Determine the number of protons and neutrons in the nucleus of : a) He z=2 A=3 b) He z=2 A=4 c) Mg z= 12 A= 24 d) Mg z=12 A=25 e) Ti z= 22 A=48 f) Br Z= 35 A = 79 Write the annronriate evmbol for each of the followwing: 252 words O Focus English (United States) Page 1 of 2 MacBook Air
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