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[DOC File]Chemistry Worksheet Stoichiometry
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3. A student reacted 0.273 grams of magnesium metal with atomic gaseous nitrogen, producing a residue having a mass of 0.378 grams. If 4.000 grams of this compound is analyzed to be 0.01321 moles of compound, what is the true formula? 0.378 g - 0.273 g = 0.105 g = mass of nitrogen
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[DOCX File]AP Chemistry
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26. 2.66 x 1022 formula units of potassium iodide. Determine the mass in grams of each of the following quantities. 27. 1.24 moles of beryllium. 28. 3.35 moles of calcium. 29. 0.155 mole of sulfur. Calculate the number of moles in each of the following samples. 30. 6.35 g lithium. 31. 346 g zinc. 32. 115 g nickel. 33. 3.75 g calcium carbide (CaC2)
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[DOC File]Mole Conversions Worksheet
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30 grams of H3PO4. 110 grams of NaHCO3. 12.3 grams of CO2. 564 grams of copper. 1.1 grams of FeCl3. Find the number of grams for the following (use dimensional analysis, use correct units and sig. figs. to receive credit): 4 moles of Cu(CN)2. 5.6 moles of C6H6. 21.3 moles of BaCO3. 6.6 moles of ZnO. 88.4 moles of NI3
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How to Convert Grams to Moles: 8 Steps (with Pictures ...
1 mol = grams atomic mass (periodic table) Each equality can be written as a set of two conversion factors. They are: Mole-Particle Conversions. 1. How many moles of magnesium is 3.01 x 1022 atoms of magnesium? 3.01 x 1022 atoms = 5 x 10-2 moles. 2. How many molecules are there in 4.00 moles of glucose, C6H12O6? 4.00 moles = 2.41 x 1024 molecules. 3.
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[DOC File]Grams – Moles Calculations
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Substance Grams Formula mass (g/mol) Moles Formula Units (ie. molecules) He 0.0035 Cl2 0.0000634 O3 0.0005027 HBr 0.013 NaOH 0.02998 PbSO4 0.050 CH4 0.00874 CH2Cl2 0.00385 CH3CH2OH 1.0067 C6H12O6 6.0786 5. What is the conversion factor between grams of a component of interest and grams of total compound?
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[DOC File]Moles Class Packet Unit 2
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The molecular formula of aspartame is C14H18N2O5 . a) Calculate the gram-formula-mass of aspartame. b) How many moles of molecules are in 10 g of aspartame? c) What is the mass in grams of 1.56 moles of aspartame? d) How many molecules are in 5 . mg. of aspartame? e) How many atoms of nitrogen are in 1.2 grams of aspartame?
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The Mole Webquest
Determine the mass, in grams, of N in the original 1.2359 g sample of the compound. (3)Determine the mass, in grams, of 0 in the original 1.2359 g sample of the compound. (4)Determine the empirical formula of the compound.
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[DOC File]Grams, Moles, and Molecules
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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]Mole Calculation Worksheet
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A sample of 4.587 grams of PCl5 to atoms. MOLES TO COEFFICIENTS. 3Cu + 8HNO3 ( 3Cu(NO3)2 + 2NO + 4H2O . If 1.00 mole of water is produced, how many moles of HNO3 are used? ... Find the molecular formula of a substance with a mass of 26.0 grams and an empirical formula of CH. PERCENT COMPOSITION. 7. Percent composition formula is on the last ...
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[DOC File]Mole Conversion Worksheet
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What is the formula used to go from 454 grams of CO. 2 to moles of CO 2? How many moles do you get?YOU TRY (not on the website) What is the atomic weight of one mole of CH. 4? How many moles in 64 grams of CH. 4? What is the formula to determine the mass in grams of 3.6 moles of H 2 SO 4? YOU TRY (not on website)
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Grams to moles formula