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[DOC File]Mole Calculation Worksheet
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Use the number of moles given to fill in the table below. Use your Periodic Table, calculator, and Avogadro’s number (6.02x1023) to help. Check your notes for help with molar mass! (Here’s how to find the answers. To find mass in grams To find # of particles # of moles x molar mass # of moles x 6.02x1023
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[DOC File]Isotope Practice Worksheet
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Element Symbol Atomic Number Number of electrons Number of Neutrons Mass number Isotope Notation Atomic Mass Helium. 2 2 Ti 22 50 Ti - 50 73 73 108 Gallium. 31 39 13C. 6 226. 88Ra 83 83 127 Title: Isotope Practice Worksheet Author: Charlene Kemmerle Last modified by: Lucas Trower Created Date: 11/4/2014 11:20:00 PM ...
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[DOC File]Chemistry Chapter 5 Exam - Quia
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a. calculator. c. periodic table. b. table of metric equivalents. d. table of isotopes. ____ 14. The periodic table. ... The atomic number of lithium, the first element in Group 1, is 3. The atomic number of the second element in this group is. a. 4. c. 11. b. 10. d. 18. ____ 31. For groups 1, 2, and 18, the atomic number of the fourth element ...
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[DOC File]DAY 1: ATOMIC STRUCTURE & AVERAGE ATOMIC MASS
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Name Symbol Atomic Number Mass Number Protons Neutrons Electrons Hydrogen 1 1 1 0 1 hydrogen ion + 1 1 1 0 0 Carbon 6 12 6 6 6 ... To enter numbers into your calculator in scientific notation, use the EE or EXP key on your calculator. Enter the base number, then EE or EXP, followed by the exponent. DO NOT USE THE 10^ KEY! (on the graphing ...
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[DOC File]AP Chemistry – Chapters 1 and 2
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Define: atomic number, mass number, average atomic mass, group/family, period/series, ionic bond, covalent bond. Know names of Group IA, IIA, VIIA, and noble gases; actinides and lanthanides. Describe the formation of ions from atoms. Know common polyatomic ions. Find the oxidation number (Roman numeral) of an element, either free or in a compound
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[DOC File]Fermi Questions
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Some Facts. Gold, atomic weight 197 and atomic number 79, has a nuclear radius of 7.3x10-15 m and an atomic radius of 1.3x10-10 m. A proton and neutron are of equal mass and 2000 times more massive than an electron. The Sun has a diameter of 1.4x106 km …
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[DOC File]Calculating Average Atomic Mass Worksheet Name
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CLASSWORK: Calculating Average Atomic mass. Show all the calculations below. Show ALL your work!! 1. The element copper has naturally occurring isotopes with mass numbers of 63 and 65. The relative abundance and atomic masses are 69.2% for a mass of 62.93amu and 30.8% for a mass of 64.93amu. Calculate the average atomic mass of copper. 2.
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Modeling Isotopes – Calculating the Atomic Mass of “Snackium”
Mass number Exact weight (amu) Percent Abundance 12 12.000000 98.90 13 13.003355 1.10 Find the average atomic mass for silicon, and check your answer. Mass number Exact Weight (amu) Percent Abundance 28 27.976927 92.23 29 28.976495 4.67 30 29.973770 3.10 Find the average atomic mass for molybdenum and check your answer.
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[DOC File]Isotope Practice Worksheet
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Calculate boron’s atomic mass. 11. Hydrogen is 99% 1H, 0.8% 2H, and 0.2% 3H. Calculate its average atomic mass. 12. Rubidium is a soft, silvery-white metal that has two common isotopes, 85Rb and 87Rb. If the abundance of 85Rb is 80.2% and the abundance of 87Rb is 19.8%, what is the average atomic mass of rubidium? 13.
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[DOC File]NAME:
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The graph should have the atomic number on the x-axis and electronegativity on the y-axis. Answer the questions about this graph and what conclusions you would draw. On your calculator or in Excel, graph the trend of . atomic radius. The graph should have the atomic number on the x-axis and atomic …
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Atomic number calculator