A block of wood 22.0 cm x 180 mm x 0.057 mm has a mass of 1.426 x10^3 grams. What is the volume of the block of wood in cm^3? What is the volume in L ?

Q: 2. If the density of an unknown object was found to be 2.87 x 10 “ pounds (lbs) per cubic inch, what…

A: Density of a unknown object = 2.87 × 10-4 pounds (Ibs) per cubic inch  Density of the unknown object…

Q: What is the density of a block of wood that has a volume of 450 milliliters and a mass of 0.694…

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Q: A student conducted an experiment where water was pipetted into a graduated cylinder and then…

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Q: Which quantity would have unlimited significant figures? 12 square feet 12 miles/hour 12 kg 12 eggs…

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Q: The speed of light is 2.998 × 10° m/s. How long does it take light to travel 30. cm? Set the math…

A: Given, the speed of light =2.998×108 mswe are asked to calculate the time required to travel 30 cm

Q: The owner of a rock shop claims that a nugget is pure gold. When the nugget is placed into a…

A: Density has formula, Density=MassVolumeMass= Density×Volume

Q: The density of mercury is 13.6 g/cm^3. What is the mass of 6.50 cm^3 of mercury? (^ means that the…

A: Given  Density of mercury = 13.6 gram/cm3  Volume of mercury = 6.50 cm3 Mass = ?

Q: 2. If the density of an unknown object was found to be 2.87 x 10 pounds (Ibs) per cubic inch, what…

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Q: A brick of metal has these dimensions:  7.07 in  x 9.20 in x 7.15 in.  It has mass 8.1 kg.  What is…

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Q: 1. Which of the following options correctly rounds 126.006 to two significant figures? A) 126.01 B)…

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Q: What is the mass of a sphere of zinc with a diameter of 2.03 cm. The volume of a sphere is V =…

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Q: Under certain conditions, the density of dry air is 1.205 g/L. What is the mass of air in a room…

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Q: Number 5, 6, 9, and 10

A: Since you have posted multiple questions, we will solve first one for you. To get remaining…

Q: The single proton that forms the nucleus of the hydrogen atom has a radius of approximately 1.0 x…

A: Given, Radius of the nucleus = 1.0 x 10-13 cm ( 1.0 x 10-15 m) Radius of the hydrogen atom = 52.9 pm…

Q: The mass of an object was found to be 28.90 g. When this object was dropped in a graduated cylinder…

A: Given, mass of object =28.90 gramthis object was dropped in a graduated cylinder partially filled…

Q: A 25.5 g sample of a metal was placed into water in a gradu- ated cylinder. The metal sank to the…

A: The given data contains, mass = 25.5 g. volume ( initial ) = 15.7 ml. volume ( final ) = 25.3 ml

Q: A wooden object has a mass of 10.782 g and occupies a volume of 13.72 mL. What is the density of the…

A: For division: In any problem, the minimum number of significant figures in any number is used to…

Q: The unit of weight used for precious stones is the carat (1 carat=200 mg ,exactly).If a particular…

A: Conversion of carat into mg: 1 carat=200 mg1.25 carat=1.25×200=250 mg Conversion of mg into g: 1…

Q: The density of a certain object is 2.588 g/mL. You completely submerge the object in a graduated…

A: The answer is 14 g

Q: The density of an object was 2.622 g/in3. What was the density in g/cm3? There are 2.54 cm in an…

A: 1 g/in3 = 1 g /(2.54 cm)3          (since 1 in = 2.54 cm)             = 1/(2.54)3 g/cm3…

Q: A bar of gold with a mass of 2060.5 g has the following dimensions: 7.30 cm by 3.25 cm by 4.50 cm.…

A: Density is calculated by using the formula : Density = Mass/Volume

Q: An irregularly shaped stone was lowered into a graduated cylinder holding a volume of water equal to…

A: Density :-  The ratio of mass of a substance to the volume occupied by that substance under the…

Q: A 26 m tall statue of Buddha in Tibet iOS covered with 279 kg of gold. If the fold was applied to a…

A: Density is defined as the measure of mass per unit volume. Volume is defined as the space occupied…

Q: Aspirin has a density of 1.40 g/cm. What is the volume (in cm) oft an aspirin tablet weighing 250.…

A: In this question, we want to determine the volume in cm3 unit. You can see details Solution below…

Q: A rock weighing 87.9 grams was placed in 115 ml of water. The level of the water rose to 154 ml.…

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Q: Ultrapure silicon is used to make solid-state devices, such as computer chips.  If the volume of a…

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Q: An empty beaker weighs 39.81 g. When completely filled with water, the beaker and its contents have…

A: Given:  The mass of an empty beaker = 39.81 g The mass of the beaker when it is completely filled…

Q: The dimensions of a 1.50x10?g metallic block are 1.166 cm wide, 9.23 mm high, and 18.87 çm long.…

A: We know density is equal to mass/ volume.   In this case mass is given and we will find volume by…

Q: A lead ball has a mass of 75.0 g and a density of 11.4 g/cm3. What is the volume of the ball? 855…

A: Given data: The mass of the ball is 75.0 g. The density of the ball is 11.4 g/cm3. To calculate:…

Q: The radius of cesium atom, Cs, 1s 265 pm, and its mass is 2.21 x 10 22 g. What is the density of the…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: In the area of nano-chemistry, particles defined as nanoparticles range in size from 1-2500 nm.  1…

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Q: A chemist weighs herself on a scale and records a mass of 65.1 kg. She removes a calculator and…

A: Given : Mass of chemist with calculator = 65.1 Kg = 65.1 X 103 g                   (Since 1 Kg =…

Q: If a large marshmallow has a volume of 2.00 in3 and density of 0.242 g/cm3, how much would it weigh…

A: Convert the unit of volume:

Q: The density of a material can be used to calculate the volume of an object if its mass is known.…

A: Given Mass of quarter = 6.25 Density = 10.5 g/ml  Unknown Volume of quarter??

Q: what is the mass (in g) of the lead apron?

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Q: Lithium is a soft, gray solid that has the lowest density of any metal. It is an essential component…

A: The given values for rectangular slab of lithium are: m (mass)=1.49×103 mg=1.49×103×10-3 g=1.49 gl…

Q: An empty beaker weighs 42.77 g. When completely filled with water, the beaker and its contents have…

A: Density is a physical quantity that can be determined with the help of the mass and volume of the…

Q: chemist has a block of iron metal (denisty is 7.87 g/ml) The block weighs 1.90g What is the volume…

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Q: The density of a metallic sample is 13.9 g/cm3. What is its density in pounds per cubic inch…

A: The given density = 13.9 g/cm3 Now given that  1 lb = 453.6 g, 1 in = 2.54 cm

Q: A student is trying to determine some information about a metal sphere. He weighs a piece of metal…

A: Density :-  It is defined as the ratio of mass of a substance to volume occupied by the substance…

Q: 2. Gold can be hammered into extremely thin sheets called gold leaf. A 200-mg piece of gold (density…

A: Given : Mass of golf = 200 mg Density of golf = 19.32 g/cm3  length of sheet = 2.4 ft  And width of…

Q: What is the mass of 1.91 x 10^23 atoms of nitrogen? ____ grams What is the mass of 3.91 x 10^23…

A: Since moles of any atom = number of atoms / Avogadro's number And moles of any molecules = number of…

Q: Substance A has a density of 0.30 g/ml and substance B has a density of 0.690 g/ml. Are the…

A: Density of a substance is defined as it mass per unit volume.The density (d), mass (m) and volume…

Q: Jupiter’s mass is estimated to be 1.90 x 1027 kg, and it has a diameter of 142,984 km. Assuming that…

A: Mass of Jupiter Radius of Jupiter =                           Volume of Jupiter considering it a…

Q: Gold has a density of 19.3 g/cm^3, If you have a gold bar with a volume of 44 cm^3, what is its…

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Q: A brick of a certain metal has area on top of 3.54 cm x 6.93 cm. It has mass 921 g. How high is the…

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Q: Suppose you are trying to find the volume of a box based on the given measurements for the length,…

A: Given,length, l = 2.20 inwidth, w = 3.71 inheight, h = 10.4 in + 1 in

Q: The density of silver is 10.5g/cm^3. What is the mass of a bar of silver in Kilograms, that measures…

A: Density= Mass/volume  Mass=density ×volume.

Q: Gold can be hammered into extremely thin sheets called gold leaf. A 200-mg piece of gold (density =…

A: Given that: Mass of the gold piece = 200 mg The density of gold = 19.32 g/cm3 Measurement of the…