(a) Calculate the density of a 374.5-g sample of copper if it has avolume of 41.8 cm3. (b) A student needs 15.0 g of ethanol for anexperiment. If the density of ethanol is 0.789 g>mL, how manymilliliters of ethanol are needed? (c) What is the mass, in grams,of 25.0 mL of mercury 1density = 13.6 g>mL2?

Q: The population density of worms in a particular field is 34 worms per cubic meter of soil. How many…

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A: The relation between cm and nm is - 1 cm = 1 x 107 nm

Q: What is the density of a substance in mg/L, if a sample with a volume of 1.91cm3 has a mass of…

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A: Length = 1.00mWidth = 2.0cm = 0.02mBreadth= 2.0cm = 0.02m

Q: A piece of aluminum foil has a mass of 0.200g and measures 5.00cm by 2.15cm^3. If the density of…

A: Given,Mass of aluminium foil = 0.200 gDensity of aluminium foil = 2.70 g/cm3The volume of the…

Q: What is the volume of 40.0 kg of gold, which has a density of 19.3 g/ml?

A:

Q: Given: 1 lb (pound) = 16 oz (ounces), and 1 lb = 453.6 g, what is 5040 oz (ounces) in %3D kilograms?

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A: Given : Mass of Nickel sheet = 0.350 g Length of sheet = 5.00 cm  Width of sheet = 7.00 cm

Q: The population density of worms in a particular field is 33 worms per cubic meter of soil. How many…

A: Given dimensions of field = 1 km × 1.5 km density of worms = 33 worm per cubic meter of soil

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A: Record the given data, The given volume of the liquid is 25.0 mL. The given mass of the liquid is…

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A: Extensive properties are those that depend on the amount of matter present in the substance.…

Q: Q3WThe density of a waste water was 84 lbm/ft' in a waste treatment pond of 5000 cm long and 1500 cm…

A: Given data :  Density = 84 lbm/ft3 = 84 *  0.45359 * (3.2808)3 = 1345.49 kg/m3 Long = 5000 cm = 50 m…

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A: Density is related to mass of substance and its volume by the relation:Density = Mass (m)/Volume…

Q: The mass of a piece of metal at 172.3 K was found to be 27.0 grams.  What is the density of the…

A: Given that,Mass of piece of metal = 27.0 gVolume = 5.8mLNow you calculate the density in mg/L

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A: Given: Density of desired material = 3.62 g/cm3 Density of undesired material = 2.04 g/cm3.

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A: volume in cm3 of 1.8 cubic feet?

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A:

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A: Given: The dimensions of the box are 9 inches x 7.7 inches x 10.1 inches

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A: Given: 1 troy pound=12 troy ounces 1 troy ounce=31.1 grams

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A:

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A: Given : density of methanol = 0.791 g/mL And volume of methanol = 280 mL

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A:

Q: The price and density of gold are $57.70 g-1 and 0.698 lb.in-3, respectively. How much would a cube…

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Q: 4. Given the density of Au is 19.3 g/cm3, determine the mass of gold in an ingot having a volume of…

A: See the solution given below of question 4 (There are multiple questions: Since you have posted…

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A:

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Q: What is the density (in g/mL) of a solid weighing 3.00 kg that occupies a volume of 110 mL?

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A:

Q: The density of silver (Ag) is 10.49 g/cm^3 and that of Nickle (Ni) is 8.9 g/cm^3. A comparison of…

A: Answer is explained below.

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A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

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Q: 3. What is the density (in g/cm3) of a solid sphere with a mass of 8235 mg and a radius of 5.0 mm?

A: In given question  Density = mass / volume  Formula used.

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A: The formula of density is, Density=MassVolume If the density of an object is more than that of…

Q: What is the density of a substances in mg/L, if a sample with a volume of 1.91cm has a mass of…

A: I have given a detailed solution to the question below: