Calculate the average density of the earth in terms of g, G and R.

Q: A certain power plant uses fuel with heating value of 34,000 kJ/kg. What is the density of the fuel…

A: Heating value Q = 34,000 kJ/kg Temperature T = 573 R

Q: What geometrical shape has the least surface area for a given volume?

A: The geometrical shape has the least surface area for a given volume is sphere.

Q: The atmospheric pressure P(x) (measured in inches of mercury) at height x miles above sea level…

A: Given: The atmospheric pressure (P(x)) above the sea level satisfies the differential equation…

Q: Find the volume of a liquid present in a dish of dimensions 10 cm x 10 cm x 5 cm.

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Q: 10.0 m^3 of oil is spilled into a body of water. What is the surface area of the resulting oil…

A: Volume of cube occupied by each oil molecule is,

Q: What is the volume of a piece of iron (ρ = 7.9 g/cm3) that has a mass of 0.85 kg?

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Q: If a municipal reservoir containing 185.0 acre-feet of water is drained at a rate of 5000.0 gallons…

A: The volume of the reservoir, VR = 185.0 acre-feet The rate at which water is drained, R = 5000…

Q: Refer to this given: A block of wood which weighs 64.02 g and has the following dimensions: length…

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Q: The area of contact between an injection needle and the skin is a very tiny circle with a diameter…

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Q: A sphere with radius 0.5 m has a mass of 2 kg. What is the density of the sphere?

A: Given: mass m = 2 kg radius r = 0.5 m

Q: find the weight density in SI units of a metal block 18.0cm x 24.0cm x 8cm with a mass density of…

A: Substitute 9.76 kg for M, 9.8 m/s2 for g, 18.0cm×24.0 cm×8 cm for V in the above equation to find…

Q: Assume it takes 10.0 min to fill a 35.0-gal gasoline tank. (1 U.S. gal = 231 in.3) Calculate the…

A: From unit transformation,

Q: A piece of wood of mass 140g has a volume 200cm^3. Find the density of wood in: a. CGS unit b. S.l…

A: In the given question, Mass of the wood (m) = 140g Volume of the wood (V) = 200cm3 We are required…

Q: A granite countertop measuring 5.69 m long by 0.57 m wide by 2.5 cm thick is being installed in a…

A: Given data:  Length (l) = 5.69 m Width (b) = 0.57 m Thickness (t) = 2.5 cm = 0.025 m SGgranite =…

Q: What is the force acting on an airplane window if 70000 Pa is applied to the area of 0.18 m2?

A: Given  Pressure P=70000Pa Area A=0.18m2

Q: DEA agents watch drug smugglers load cocaine onto a fishing boat in a Mexican river to transport it…

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Q: The density of air under ordinary conditions at 25 °C is 1.19 g/L. How many kilograms of air are in…

A: Density: It is ratio of Mass and Volume. D=MV where M is mass            V is volume Given: Density,…

Q: The general equation for Density is: A) Volume divided by Mass B) Volume divided by Weight C)…

A: Given:  Density

Q: One cubic meter (1.00 m3) of aluminum has a mass of 2.70 x 103 kg, and the same volume of iron has a…

A: Details Given: Mass of Aluminum = 2.70*103kg Volume of Aluminum = 1.00m3 Mass of iron = 7.86*103kg…

Q: Antarctica is roughly semicircular, with a radius of about r = 1950 km (see figure below). The…

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Q: A seller offered a piece of metal with dimensions 5.0mm x 5.0mm x 30.0mm and a mass of 0.0158 kg.…

A: Calculate the volume of the piece of metal. V=5.0 mm×5.0 mm×30.0 mm=750.0 mm3 Here, V is the volume…

Q: Compute the density in Kg/m^3 of a piece of metal that has a mass of 0.500 Kg and a volume of 63…

A: Given data The mass of the piece of metal is given as m = 0.5 kg. The volume of the piece of metal…

Q: Which of the following is not a unit for density? (a) kg/m3 (b) g/L (c) g/mL(d) g/cm2

A: Density is defined as the amount of  mass of object present per unit volume of a body.

Q: A uniform density sheet of metal is cut into the shape of an isosceles triangle, which is oriented…

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Q: An object has a density of 5.6 x 10⁵ kg/m³. What is the mass of the object if its volume is 4.5 x…

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Q: It is estimated that the mass of the earth is 5.98 x 10^24kg, its mean radius is 6.38 x 10^6m. How…

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Q: An iceberg has a density of 57.1 lb/ft3. If it floats on freshwater, what percent of the iceberg's…

A: density of iceberg (d) = 57.1 lbft3density of fresh water (d') = 1000 kgm3Let V be the total volume…

Q: Assume it takes 7.45 minutes to fill a 20.0 gal gasoline tank. (1 U.S. gal = 231 in.3) (a)…

A: a) Given t= 7.45 mins = 7.45*60 sec              Given the tank is of 20 gallons capacity…

Q: If the linear dimensions of an object are doubled, by how much does the surface area increase? By…

A: dimension of an object is doubled, the total area increases by a factor of 4 or 22.

Q: Assume it takes 6.00 min to fill a 10.0-gal gasoline tank. (1 U.S. gal = 231 in.3) (a) Calculate the…

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Q: From measurements on a uniformly sized material from a dryer, it was found that the surface area of…

A: Given in question - Area of material (A) = 1200 m2                                  Density of…

Q: A rock with mass 254 grams is found to displace 199 cubic centimeters of water when fully immersed.…

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Q: Question 20 of 32 Use the equation d= m/v [stack fraction], where d density, m= mass, and v =…

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Q: Consider a cylinder of radius 40 cm and 60 cm high. Find the cylinder's volume in cubic feet.

A: Given that, The radius of a cylinder, r = 40 cm The height of a cylinder, h = 60 cm   The formula…

Q: The radius of a uniform solid sphere is measured to be (6.50± 0.20) cm, and its mass is measured to…

A: Given: radius of uniform solid sphere, R = 6.50 ± 0.20 cm = 0.065 ± 0.002 m mass, m = 1.85 ± 0.02 kg…

Q: A large chunk of metal has a mass of 567 kg, and its volume is measured to be 0.05 m³.

A: We know that Weight = mg Here        m= mass of object        g = 9.8 m/sec2 Weight=567 X 9.8…

Q: The surface area of a ball is measured to be A = 75 cm2. The mass is measured to be M= 125 g. What…

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Q: It is estimated that the mass of the earth is 5.98 x 1024 kg. Its main radius is 6.38 x 106 m. Find…

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Q: Suppose 1.0 m³ of oil is spilled into the ocean. Find the area of the resulting slick, assuming that…

A: Given data: The volume of oil, V = 1 m3 The thickness of each molecule, b=0.5μm=0.5×10-6m We have to…

Q: What is the average density of the earth?

A: We know that the relation between the density, mass, and volume  is given as  Density = MassVolume…

Q: A solid piece of magnesium has a mass of 24.94 g and a volume of 14.3 cm3. From these data,…

A: A solid piece of magnesium has a mass of 24.94 g and a volume of 14.3 cm3. From these data,…

Q: A standard 1 kilogram weight is a cylinder 47.5 mm in height and 47.5 mm in diameter. What is the…

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Q: there is no unit? isn't Pa (Pascal)?

A: In this given problem, the fraction change in volume is calculated so it is asking the unit of…

Q: A syringe has an area of 9 cm2 in the barrel of the syringe and then narrows down to an area of 0.31…

A: Given that,a syringe has an area of 9 cm2 in the barrel of the syringe and then narrows down to an…