Molecules to mass calculator
[DOC File]Counting Atoms & Balancing Equations Worksheet
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Part A: Directions: If there is a subscript, circle it. If there is a coefficient, draw a square around it. Count how many atoms of each element there are.
[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 ...
[DOC File]Atoms and Isotopes Worksheet
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Nickel-58 15 15 53 74 36 48 34 45 Calcium-40 Chlorine-37 Calculate the average atomic mass of chlorine if its isotopes and % abundances are as follows. Show all work. Mass of Isotope % abundance 36.96590 24.47 34.96885 75.53 Atoms and Isotopes Worksheet. Fill in …
[DOCX File]NOTE – YOU WILL NEED A SCIENTIFIC CALCULATOR FOR …
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The Mass of a Mole. 1 mol of copper and 1 mol of carbon have _____. One copper atom has a different mass than 1 carbon atom. Remember relative atomic mass? The _____was one twelfth the mass of a carbon-12 atom. Since the mole is the number of atoms in 12 grams of carbon-12,
[DOC File]AP Chemistry
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The mass of an aqueous solution of H2O2 is 6.951 g. The H2O2 in the solution decomposes completely according to the reaction represented below. The O2(g) produced is collected in an inverted graduated tube over water at 23.4oC and has a volume of 182.4 mL when the water levels inside and outside of the tube are the same.
[DOC File]Stoichiometry Worksheet 4 (Mass-Volume/Volume-Volume …
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What mass of Iron would be required to react with 10.0 L of O2 gas? c. How many molecules of oxygen would be required to completely react with. 6.50 g of Iron? d. What volume of Iron would be required to produce 6.43 x 1024 molecules of . Iron III oxide if it was reacted with an excess of oxygen gas?
[DOC File]Worksheet for Basic Stoichiometry
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Part 1: Mole ←→ Mass Conversions. Convert the following number of moles of chemical into its corresponding mass in grams. 1. 0.436 moles of ammonium chloride. 2. 2.360 moles of lead (II) oxide. 3. 0.031 moles of aluminium iodide. 4. 1.077 moles of magnesium phosphate. …
[DOC File]Mole Conversion Worksheet
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9.03 x 1022 molecules. 2. Find the mass in grams of 2.00 x 1023 molecules of F2. 3. Determine the volume in liters occupied by 14 g of nitrogen gas at STP. 4. Find the mass, in grams, of 1.00 x 1023 molecules of N2. 5. How many particles are there in 1.43 g of a molecular compound with a gram. molecular mass of 233 g? 6.
[DOC File]QUESTION 1
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Oct 05, 2013 · A scientific calculator may be used. QUESTION 1. ... C there is no change in mass, but the number of molecules and the number of atoms change. D the mass, number of atoms and number of molecules all change. (2) 1.8 The temperature of a substance depends on: A only the number of molecules.
[DOC File]Stoichiometry: Mass-Mass Problems
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Stoichiometry: Mass-Mass Problems. 2KClO3 → 2KCl + 3O2 . How many grams of potassium chloride are produced if 25.0g of potassium chlorate decompose? 15.2g of potassium chloride. N2 + 3H2 → 2NH3. How many grams of hydrogen are necessary to react completely with …
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