Questions and Answers
What is the density of a block of aluminum that occupies a volume of 15.0 mL and weighs 40.5 g?
2.7 g/mL
What is the density of mercury that fills a graduated cylinder with a mass of 306.0 g and volume of 22.5 mL?
13.6 g/mL
What is the mass of ethyl alcohol that exactly fills a 200.0 mL container if its density is 0.789 g/mL?
157.8 g
What is the density of a rectangular block of copper weighing 1896 g with dimensions 8.4 cm by 5.5 cm by 4.6 cm?
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What is the density of carbon tetrachloride in a flask that weighs 345.8 g and is filled with 225 mL?
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What is the density of sulfuric acid if 35.4 mL of it has a mass of 65.14 g?
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What is the mass of 250.0 mL of benzene with a density of 0.8765 g/mL?
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What is the density of a block of lead with dimensions 4.50 cm by 5.20 cm by 6.00 cm and a weight of 1587 g?
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What is the density of iron shot when 28.5 g is added to a graduated cylinder, raising the water level from 45.50 mL to 49.10 mL?
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What volume of silver metal will have a mass of exactly 2500.0 g with a density of 10.5 g/cm³?
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What is the density of CO gas if 0.196 g occupies a volume of 100 mL?
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What is the density of a block of wood with a mass of 27 g and volume of 27 cm³?
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What is the density of an irregularly shaped stone that has a mass of 25 g and displaces 5 mL of water?
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What is the density of a 10.0 cm³ sample of copper with a mass of 89.6 g?
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What is the density of a sample of iron with dimensions of 2 cm x 3 cm x 2 cm and mass of 94 g?
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What is the mass of silver that occupies 965 cm³ space with a density of 10.5 g/cm³?
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What is the density of a substance that has a mass of 2.75 g occupying a volume of 250.0 mL?
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What is the mass of a sample of ethanol with a density of 0.789 g/mL if its volume is 150.0 mL?
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Which is denser, ethanol or benzene, given that 5 mL of ethanol has a mass of 3.9 g and 5.0 mL of benzene has a mass of 44 g?
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Which would have the greater mass, 5 cm³ of silver or 5 cm³ of gold with densities of 10.5 g/cm³ and 19.3 g/cm³ respectively?
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What is the density of a block measuring 2.3 cm x 5.1 cm x 7.8 cm with a mass of 66 g?
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What is the density of a piece of unknown material with a mass of 126 g and a volume that displaces 422 mL of water?
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What is the mass of a 350 mL sample of pure silicon with a density of 2.336 g/mL?
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What is the density of a rock with a volume of 22.7 cm³ and mass of 39.943 g?
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What would be the volume of a 200.0 g sample of lead with a density of 11.342 g/mL?
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What would be the mass of a sample of pure silver with a volume of 12.993 cm³ and density of 10.49 g/cm³?
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What is the density of a liquid if 30.943 g occupies a space of 35.0 mL?
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What volume would a piece of gold be if it had a mass of 318.97 g and a density of 19.32 g/cm³?
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What is the volume of a sample of a substance with a density of 15.5 g/mL and a mass of 1005 grams?
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What is the density of a sphere with a mass of 557 grams and a volume of 56 mL?
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Study Notes
Density Calculations
- Density is defined as mass per unit volume, typically expressed in g/mL or g/cm³.
- Formula for density: Density = Mass / Volume.
Aluminum Density
- Aluminum block volume: 15.0 mL
- Aluminum block mass: 40.5 g
- Density calculated: 2.7 g/mL.
Mercury Density
- Volume of mercury: 22.5 mL
- Mass of mercury: 306.0 g
- Density calculated: 13.6 g/mL.
Ethyl Alcohol Mass
- Volume of ethyl alcohol: 200.0 mL
- Density of ethyl alcohol: 0.789 g/mL
- Mass calculated: 157.8 g.
Copper Density
- Copper block mass: 1896 g
- Dimensions: 8.4 cm x 5.5 cm x 4.6 cm.
- Density calculated: 8.92 g/cm³.
Carbon Tetrachloride Density
- Flask weight: 345.8 g
- Volume of carbon tetrachloride: 225 mL
- Total weight with flask: 703.55 g
- Density calculated: 1.59 g/mL.
Sulfuric Acid Density
- Volume of sulfuric acid: 35.4 mL
- Mass of sulfuric acid: 65.14 g
- Density calculated: 1.84 g/mL.
Benzene Mass
- Volume of benzene: 250 mL
- Density of benzene: 0.8765 g/mL
- Mass calculated: 219.13 g.
Lead Density
- Lead block dimensions: 4.50 cm x 5.20 cm x 6.00 cm
- Lead block mass: 1587 g
- Density calculated: 11.3 g/cm³.
Iron Density
- Mass of iron shot: 28.5 g
- Initial water volume: 45.50 mL, new level: 49.10 mL
- Density calculated: 7.92 g/mL.
Silver Volume
- Mass of silver: 2500.0 g
- Density of silver: 10.5 g/cm³
- Volume calculated: 238.1 mL.
Carbon Monoxide Density
- Mass of CO: 0.196 g
- Volume occupied: 100 mL
- Density calculated: 0.00196 g/mL.
Wood Density
- Wood block dimensions: 3 cm x 3 cm x 3 cm
- Mass of wood block: 27 g
- Density calculated: 1 g/cm³.
Irregular Stone Density
- Volume displacement from stone: 5 ml to 7 ml
- Mass of stone: 25 g
- Density calculated: 5 g/mL.
Copper Density
- Sample mass: 89.6 g
- Volume: 10.0 cm³
- Density calculated: 8.96 g/cm³.
Iron Density Calculation
- Iron dimensions: 2 cm x 3 cm x 2 cm
- Mass of iron: 94 g
- Density calculated: 7.83 g/cm³.
Silver Mass Calculation
- Volume of silver: 965 cm³
- Density of silver: 10.5 g/cm³
- Mass calculated: 10132.5 g.
Unknown Material Density
- Mass of material: 126 g
- Volume displaced: 422 mL
- Density calculated: 0.3 g/mL.
Silicon Mass Calculation
- Density of silicon: 2.336 g/mL
- Volume: 350 mL
- Mass calculated: 817.6 g.
Rock Density
- Volume of rock: 22.7 cm³
- Mass: 39.943 g
- Density calculated: 1.76 g/cm³.
Lead Volume Calculation
- Density of lead: 11.342 g/mL
- Mass of lead sample: 200.0 g
- Volume calculated: 176.34 mL.
Silver Mass Calculation
- Density of silver: 10.49 g/cm³
- Volume: 12.993 cm³
- Mass calculated: 136.3 g.
Liquid Density Calculation
- Mass of liquid: 30.943 g
- Volume: 35.0 mL
- Density calculated: 0.88 g/cm³.
Gold Volume Calculation
- Mass of gold: 318.97 g
- Density of gold: 19.32 g/cm³
- Volume calculated: 16.51 cm³.
Substance Volume Calculation
- Density of substance: 15.5 g/mL
- Mass: 1005 g
- Volume calculated: 64.84 mL.
Sphere Density Calculation
- Mass of sphere: 557 g
- Volume: 56 mL
- Density calculated: 9.95 g/mL.
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Description
Test your understanding of density with this set of practice questions. Each flashcard presents a different scenario involving density calculations, helping you to master this crucial concept in physics and chemistry. Perfect for students looking to reinforce their knowledge in practical applications of density.
