A spherical steel ball has a mass of 3.475 g and a diameter of 9.40 mm. What is thedensity of the steel? |The volume of a sphere = (4/3)πr3 where r = radius.]

Q: The distance between the centers of two oxygen atoms in an oxygen molecule is 1.21 x 10- cm What is…

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

Q: РОН 3D 10.8 1.4 x 104 М NaOH 3.1 х 10% М НСІ [Он] %3 1.1 х 10° М [н]3 2.0 х 10м

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Q: Which of the following is a chemical property of Sodium?A.melts at 60°CB.soft solid C.density of…

A: Chemical property is a characteristic of a compound that can be observed after it undergoes in a…

Q: Name the SI base units that are important in chemistry,and give the SI units for expressing the…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3 sub-parts. Please resubmit the…

Q: A cube of an unknown metal measures 0.250 cm on one side. The mass of the cube is 0.095 g. Which of…

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Q: Given that 6.02 x 1023 ethanol molecules have a mass of 46.04 g, calculate the number of ethanol…

A: At first, we calculate the volume of the film of ethanol, which is----- 3.08 mm = 0.308 cm 10 cm =…

Q: What is the density of gold 19.3 g/cm3 in kg/m3?

A: Given: 19.3 g/cm3

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

A: Density can be calculated by taking ratio of mass and volume. So, first convert the given mass in…

Q: Gold can be hammered into extremely thin sheets calledgold leaf. An architect wants to cover a 100…

A:

Q: The distance between the centers of two oxygen atoms in an oxygen molecule is 1.21 x 10 cm . What is…

A:

Q: What is the volume of a sample of mercury (d = 13.6 g/ml) which weighs 1000. g?

A:

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: What is the density (g/mL) of a cube that has equal sides of 12 inches and weighs 491 pounds? The…

A: The density of the cube is 7.87 g/cm3 and the metal here is Fe

Q: 2.At 25° C, the density of water is 0.997 g/ml. At -10° C, the density of ice is 0.917 g/cm3. If a…

A: Water at 25o present at liquid state and its freezing point is 0oc, So, below 0oc it will show solid…

Q: A length of 155 nm can also be expressed as 1.55 x 104 pm 155000 pm O 0.155 pm 1.55 x 10-6 pm

A: 1 nm = 10-9 m 1 um = 10-6 m

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

A: Conversion factor for the conversion of mass from ounces to pound is 1 lb16 oz. Conversion factor…

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

Q: An asteroid has a diameter of 501.08 mi, and a mass of 1.007 x 10 21 lbs. What is it's density in…

A: Radius can be obtained by dividing the diameter with 2. Then, diameter in miles can be converted to…

Q: What is the density of lead (in g/cm3 ) if a rectangular bar measuring 0.500 cm in height, 1.55 cm…

A: Volume of the box = height x width x length = 0.500 cm x 1.55 cm x 25 cm = 19.375 cm3.

Q: ZSM-5, a catalyst material, has a surface area of 425 m/g. What is the surface area of this material…

A: Given: Surface area = 425 m2/g To find: Surface area in cm2/mg We know that, 1 m = 100 cm 1 g = 1000…

Q: 4. Given the schematic notation: Cu | Cu (0.0200 M) | Ag le

A: Cell notation  At anode : oxidation Cu (s)  ------> Cu2+ ( aq) + 2e-        E°( Cu2+/ Cu) = 0.34…

Q: What is the area in cm² of a sheet of paper that is 8.50 in x 11.0 in?

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Q: A 200mg piece of gold is hammered into a sheet measuring 2.4ft x 1.0ft, what is the thickness of the…

A: Different units are used to express the volume and mass of substances such as grams, micrograms,…

Q: 4. A perfect cube of aluminum metal was found to weigh 20.00 g. The density of aluminum is 2.70 g…

A:

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: If a large marshmallow has a volume of 2.50 in^3 and density of 0.242 g/cm^3, how kuch would it…

A: GIVEN: Volume of marshmallow=  2.50 in3 Density= 0.242g/cm3 To calculate: weigh of marshmallow

Q: What is the density (in g/mL) of a cube that has equal sides of 12 inches and weighs 491 pounds? The…

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Q: An empty Erlenmeyer flask weighs 235.6 g. When filled with water (d = 1.00 g/cm3), the flask and its…

A: Given, Mass of flask = 235.6 g Mass of flask + water = 571.3 g Density of water = 1.00 g/cm3

Q: 1.17 A solid white substance A is heated strongly in the absence ofair. It decomposes to form a new…

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Q: in the opening scene of the movie Raiders of the Lost Ark, Indiana Jones tries to remove a gold idol…

A: Answer: Given data: dgold=19.32g/cm3dsand=3.65g/cm3 Dimensions of gold idol 5inch×5inch×5inch

Q: To wire your stereo equipment, you need 325 centimeters (cm) of speaker wirethat sells for $0.15/ft.…

A: Convert centimetre into feet. 1 cm = 0.0328 foot325 cm = 325 × 0.0328 foot325 cm = 10.66 foot or…

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

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

A: Density = It may be defined as mass of a substance per unit volume.Mathematically,

Q: If a 3.25 L sample of pure glycerol has a mass of 4.10×10^3 g -what is the density of glycerol in…

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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…

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: A. A typical cheese contains 30.17% water, 31.23% protein, 34.39% fat by mass and the rest made up…

A: We have to predict the mineral water content, volume occupied.

Q: The volume of a gold idol is approximately 1.0L. The density of gold is 19.3 g/ml and the density of…

A: We know that, density is defined as the mass per unit volume, i.e.…

Q: Carry out each of the following calculations, paying special attention to significant figures,…

A: Significant figures can be defined as a total number of digits in number including the last digit…

Q: If you have a piece of lead (dPb = 11.34g cm^-3) with a volume of 23.4 cm^3, what is the mass (in…

A:

Q: An empty Erlenmeyer flask weighs 241.3 g. When filled withwater (d=1.00 g/cm³), the flask and its…

A: Given data:   Mass of Erlenmeyer flask = 241.3 g                  Density of water = 1 g/cm3 Mass of…

Q: Ben was tasked to prepare 10 paper tabs from a 20 mg tablet for neonatal patient X. However, the…

A: mean is the sum of all observation/number of observation   absolute deviation = numerical difference…

Q: How many ounces of gold are in a 14 karat gold that weighs 2.9 ounces?

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Q: Suppose the metallic paper clips (which contain iron) had been replaced by magnesium or nickel.…

A: Ferromagnetism It is a property of substance in which metals act as a permanent magnets. Also it…

Q: 2A. The average density of Earth is 5.52 g/cm³. What is its density in (a) kg/m³; (b) Ib/ft³? 2B.…

A: Given that: Average density of earth = 5.52 g/cm3 To calculate: Average density in (a) kg/m3, (b)…

Q: avord Cylindento obtain avelume 3 In Part B, did all of your mass measurements have the same number…

A: Measurement of any value or a parameter is an important aspect in the scientific study. The measured…

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.

Q: The speed of light in a vacuum is 3.00 x 108 m/s. What is the speed of light in kilometers per hour…

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Q: an object weighing 16.9 g into an open vessel that is full of ethanol, so that a volume of ethanol…

A: Given: mass of object=16.9 gnew weight of vessel=10.6 g higherdensity of ethanol=0.789 g/cm3 To…