Mass into grams calculator
[DOC File]Fermi Questions
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25 Estimate the mass, in grams, of the fans in the stadium attending tomorrow's St. Louis Rams-Philadelphia Eagles football game. 26 What is the total height, in km, of all of the world's people? 27 What fraction of the sun's energy output is intercepted by the earth?
Education | Royal Society of Chemistry
Chemists most commonly work with masses expressed in grams and volumes in cm3. However, the SI unit for density is kg/m3. Write an expression for the calculation of density in the SI unit of kg/m3 when the mass (m) of the substance is given in g and the volume (v) of the substance is given in cm3.
[DOC File]Worksheet for Basic Stoichiometry
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Calculate how many grams of iron can be made from 16.5 grams of Fe2O3 by the following equation. Worksheet for Basic Stoichiometry. 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 ...
PERCENTAGE COMPOSITION WORKSHEET
10. What mass of iron could be obtained from 55.0 grams of iron(III) oxide ORE which is only 70.00% pure ferric oxide? 11. Water can be decomposed by electricity into hydrogen gas and oxygen gas. If electricity is passed through 20.0 g water for 5.0 minutes, and 14.9 grams of water still remain, what percentage of the water has decomposed? 12.
[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]Density Calculations Worksheet I
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An irregularly shaped rock is then dropped in the graduated cylinder and the volume of the rock and water in the cylinder now reads 30 ml (cm3). The mass of the rock dropped into the graduated cylinder is 23 grams. Find the volume of the rock dropped into the graduated cylinder. Find the density of the rock dropped into the graduated cylinder.
[DOC File]CHEMISTRY WORKSHEET # 2 MOLE …
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What would be the mass, in grams, of 1.806 x 1024 molecules of carbon monoxide? How many molecules of water are there in 8.050 x 103 grams of water? How many oxygen molecules are in a flask that contains 1.43 grams of oxygen? What would be the mass, in grams, of 1.505 x 1023 molecules of carbon disulfide?
[DOC File]Worksheet 2-1 CALCULATOR PRACTICE
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Does this sample of zinc weigh more or less than a pound? There are 454 grams in a pound. SHOW YOUR WORK!! (mass = 746 g; more) A graduated cylinder filled with water has an initial volume of 45.89 mL and a mass of 129.86 grams. A rock is placed in it, changing the volume to 59.56 mL and its mass to 198.67 grams. What is the density of the rock?
[DOC File]UNIT 3 – WORKSHEET 1: MOLE PROBLEMS
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Find the molecular formula of a compound if its empirical formula is CH2O and its molar mass is 90 g/mol. CH2O = 12 + (2 x 1) + 16 = 30 g/mol 90/30 = 3, so empirical formula x 3 …
[DOC File]Mole Conversion Worksheet
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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.
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