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[DOC File]Mole Calculation Worksheet
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Element or Compound # of Moles Molar Mass in g/mol Mass in grams # of particles Hydrogen, H 1 mole 1.01 g/mol 1.01 g 6.02x1023 atoms Hydrogen, H 0.2 moles 1.01 g/mol 0.201 g 1.20x1023 atoms Lithium, Li 9.4 moles Oxygen, O 25g Water, H2O 2.20x1023 atoms Sodium, Na 0.23 moles Chlorine, Cl 127g Sodium Chloride, NaCl 1.20x1024 atoms Sulfur Dioxide ...
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[DOC File]Name_______________________________
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What is the mass in grams of this sample? Atoms Test Review. Read (and understand) notes and be able to complete all . mole problems. from the Atoms Worksheets. 1._____How many neutrons in an atom with an atomic number of 42 and mass number of 96.
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[DOC File]Mole Conversions Worksheet
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Find the grams in 1.26 x 10-4 mol of HC2H3O2. Find the mass in 2.6 mol of lithium bromide. Mixed Mole Conversions. Given unit ( Moles ( Desired unit. 1. Find the mass in grams of 2.00 x 1023 molecules of F2. 12.624 g. Gram-formula-mass. 2 F = 2 x 19 g = 38 g/mol. 2.00 x 1023 molecules= 12.6 . 4. Find the mass, in grams, of 1.00 x 1023 molecules ...
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[DOC File]Chemistry
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84 grams of iron atoms (9.1 1023) 4. 96 grams of S8 molecules(1.8 1024) Calculate the mass in grams of each of the following: 1. 5.00 moles of ZnO (407) 2. 12.0 moles of HCl (438)
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[DOC File]Molar Mass worksheet
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Molar Mass worksheet 23. Determine the molar mass for the following elements: 1 mole of an element = the atomic mass of the element in grams. Ca Xe K. Fe Au O. Determine the molar mass for the following molecules/compounds: 1 mole of a compound = to the masses of each element times the number of atoms of each element combined. NaCl H2O O2 ...
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[DOC File]8th Grade: Test: Mass, Mass Conversion, Atoms, Elements ...
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And, how many grams is a milligram? _____ Title: 8th Grade: Test: Mass, Mass Conversion, Atoms, Elements/Compounds, 3 Phases of Matter Author: Wendell Oshiro Last modified by: Wendell Oshiro Created Date: 11/5/2008 5:06:00 AM Company: home Other titles: 8th Grade: Test: Mass, Mass Conversion, Atoms, Elements/Compounds, 3 Phases of Matter ...
how many atoms in grams

Assignment 8-1
I. Convert to mass in grams. III. Convert to number of molecules. 1. 6.02 x 1023 atoms Ca 11. 72 grams HCl. 2. 1.204 x 1023 atom Bi 12. 9.0 grams H2O. 3. 3.01 x 1023 atoms Ni 13. 22 grams CO2. 4. 1000 atoms of aluminum 14. 500 grams of nitrogen(II)oxide, NO. 5. 1 atom of sodium 15. 1.00 gram CCl4. II. Convert to number of atoms. IV. Convert to ...
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[DOC File]Name__________________________________________
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What is the mass in grams of this sample? Atoms Test Review . Read (and understand) notes and be able to complete all mole problems from the Atoms Worksheets. 1._____How many neutrons in an atom with an atomic number of 42 and mass number of 96. 2._____How many electrons are present in an atom of mercury-201? ...
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[DOC File]Chemistry Worksheet Stoichiometry
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A. 2.19 x 1023 atoms C. 7.95 x 10–23 atoms B. 7.95 x 1024 atoms D. 79.5 x 1023 atoms 5. Copper (Cu) is a transition element used in the making of coins. Calculate the mass in grams of 0.0420 moles of copper. A. 0.00697 g B. 0.252 g C. 2.67 g D. 6.61 g 6. Determine the mass in grams …
converting grams to atoms

[DOC File]Week 2, Lab 1: 9/15: Atoms
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26) What is the mass (grams) of 6.022 x1023 carbon atoms (randomly selected)? 27) Examine the periodic table and find the symbol for magnesium. Compare the number given just below the symbol for magnesium with the average mass (amu) of one magnesium atom and with the mass (grams) of 6.022 x1023 magnesium atoms.
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Mass of atoms in grams