The Gateway Arch in St. Louis, MO is approximately 630 ft630 ft tall. How many U.S. half dollars would be in a stack of the same height? Each half dollar is 2.15 mm2.15 mm thick. Number of half dollars?

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: If a US quarter has a mass of 5.67 g and is 1.55 mm thick, how many quarters would have to be…

A: The US quarter has mass of 5.67g and is 1.55 mm thick.Convert the given thickness in mm to ft by…

Q: A mass of mercury occupies 0.950L.  What volume in L would an equal mass of ethanol occupy?  The…

A: The relationship between the mass and volume is given by  Mass = density X volume

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

A: Given: 19.3 g/cm3

Q: Ethylene glycol, Co2H6O2, is an ingredient of automobile antifreeze. It's density is 1.11 g/cm3 at…

A:

Q: The deepest point in the Mariana Trench is approximately 10.9 km. What is this depth in feet?  (1…

A: Given : depth in Km = 10.9 km

Q: High-density lipoprotein (HDL) is a type of cholesterol, sometimes called “good cholesterol,” that…

A: Density is given by the ratio of the mass of the substance to that of the volume.

Q: Assume that the total volume of seawater on Earth is 1.96 ×1021 L. Also, assume that seawater…

A: Given,Volume of seawater = 1.96 ×1021 L = 1.96 ×1024 mL     (1L = 103 mL)Density of seawater = 1.03…

Q: A fishing boat accidentally spills 3.0 barrels of diesel oil into the ocean. Each barrel contains 42…

A: We use dimensional analysis in chemistry class folks

Q: Gold is a very soft metal that can be hammered into extremely thin sheets known as gold leaf. If a…

A: The average thickness of the sheet produced from given grams of gold is calculated as shown below

Q: 95. Calculate the volume of a rectangular box with the dimensions 42.6 cm by 4.41 cm by 1.932 cm.…

A: Given data, Dimensions of rectangular box= 42.6cm, 4.41cm, 1.932cm.  Density of mercury = 13.63 g/mL

Q: An empty vial weighs 55.32 g. (a) If the vial weighs 185.56 g when filled with liquid mercury (d =…

A: The density of a liquid is defined as the ratio of the mass of the liquid to the volume. The SI unit…

Q: The density of mercury is 13.6 g/cm³. What us the mass of 6.50³ of mercury?

A: Given, density of mercury = 13.6g/cm3 volume of mercury = 6.50 cm3 mass = to be find out

Q: An ounce of aluminum has a mass of 28.4 g, and an ounce of silver weighs 31.1 g. Which is heavier:…

A: An ounce of aluminum has mass = 28.4 gAn ounce of silver has mass = 31.1 g

Q: A gallon (3.78 L) of latex paint can cover 385 ft 2 of the surface of a wall. What is the average…

A:

Q: copper wire is 33.99 cm long and weighs 1.621 g. The density of copper is 8.933 g/ cm^3. What is the…

A: Volume of wife is =πr2l Density=mass/volume  Use this formula to get the answer

Q: The density of aluminum is 2.70 g/mL. What volume would a cube of aluminum occupy if it weighed…

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

Q: What is the mass (g) of 10.0 mL cottonseed oil? The density of cottonseed oil is 0.926 g/mL at 20.0C

A:

Q: The density of aluminum is 2.73g/mL. What volume of water (in cm^3) would 54.6g of aluminum…

A: Concept: The volume replaced by aluminium is equal to the volume of aluminium. So, first of all, we…

Q: an unknown irregular solid weighing 136.092 g is dropped into a graduated cylinder containing 50.o…

A:

Q: A cubic piece of metalmeasures 5.00 cm on each edge. If the metal is nickel, whosedensity is 8.90…

A: The given data contains, volume =5 cm Density =8.90 g/cm3

Q: Gold—in bricks, bars, and coins—has been a form of currency for centuries. In order to swindle…

A: It is given that the density of lead needs to be calculated if a cube of lead has an edge length of…

Q: Calculate the mass of each of these objects. (a) How much mercury, with a density of 13.5939 g/cm3,…

A: The mass per unit volume of a substance is known as the density of the substance. The density of a…

Q: One molecule of the spherically shaped, oxygen-carrying protein in red blood cells, hemoglobin, has…

A: Given: Diameter of the oxygen carrying cells = 5.5nm To Find: Diameter of the cell in meter Formula:…

Q: The land of Greenland is 840,000 mi2 with only 132,000 mi2 perpetually free of ice.  The average…

A: Given : Area of Greenland = 840,000 mi2  Area of land without ice = 132,000 mi2  Average thickness…

Q: A piece of silver metal weighing 194.3 gramas is placed in a graduated cylinder containing 242.0 mL…

A: Given;

Q: The Empire State building in New York City is approximately 1250 ft tall. How many U.S. nickels…

A: a) To find number of U.S. nickels in stack of the 1250 ft. tall building. Given  thickness of 1…

Q: At room temperature the element bromine, Br2, is a liquid with a density of 3.12 g/cm3. Calculate…

A: Given: The volume of Br2 liquid, (V) = 125 mL = 125 cm3. The density of Br2, (d) = 3.12 g/cm3.

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

A:

Q: What volume of water (ml) would a 51.4 g sample of pure gold displace? The density of gold is 19.3…

A:

Q: A 67.0 g sphere of manganese (density = 7.20 x 103 g/L) is dropped into a graduated cylinder…

A: Given, Mass of manganese sphere = 67.0 g density =7.2×103 g/L

Q: a cube of ice has mass= 0.0051 lb , determine the volume of this cube in mL if the density of ice is…

A: Given,  Mass of a cube of ice = 0.0051 lb.  The density of ice = 0.920 g/cm3  The volume of ice cube…

Q: Water has a density of 0.9982g/cm3 at room temperature. A sample of mineral oil has a density of…

A:

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

A: Given:Mass = 3.00 kg volume  =  110 mL?We need to calculate  the density (in g/mL)As density is to…

Q: If a monolayer of stearic acid has a mass of 2.5*10^-5 g and occupies a surface area of 82 cm^2,…

A: Volume = Mass/density Height = Volume/surface area Given that: Mass of stearic acid =2.5 x 10-5 g…

Q: 1) Carbon disulphide, CS2, is a liquid having a density of 1.26 g/mL. What volume is occupied by…

A: According to our policy, only the first question is solved here among all the given questions.

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: A 0.418 kg sample of methylene chloride has a density of 1.326 g/cm3.  Calculate its volume.

A: Weight of the sample is 0.418 kg = 418 g  Density is 1.326g/cc    Volume = 418/1.326 = 315.233 cc

Q: What is the mass of 1.00 dm3 of mercury?  The density of mercury is 13.6 g/cm3.

A: Density is given by the ratio of mass of the substance to that of the volume of the substance.

Q: An unknown irregular solid weighing 136.092g is dropped into a graduated cylinder containing 50.0 mL…

A: Given: V1 = 50 ml of water V2 = 65.5 ml (water + solid material) mass m = 136.092 g we have to…

Q: At room temperature the element bromine, Br2, is a liquid with a density of 3.12g/cm3 . Calculate…

A: Density is defined as the mass of the substance per unit volume. Bromine is a liquid at room…

Q: 8. The distance between the centers of the two oxygen atoms in an oxygen molecule is 1.21 x 10-8 cm.…

A: Given, Distance between the centres of two oxygen atom in an oxygen molecule (d)= 1.21 × 10-8 cm…

Q: Human fat has a density of 0.912 g cm-3.  How much volume (in cm-3) is gained by a person who gains…

A: The density of the human fat is = 0.912 g cm-3 The mass of the fat is = 2.09 kg The volume gain by…

Q: The density of liquid mercury is 13.5 g/cm3. What mass (in kg) of mercury is required to fill a…

A: Density of liquid mercury = 13.5g/cm3 = 13.5g/ml Volume of container = 2L = 2000ml We have to find…

Q: A student was given Mg ribbon that's 189 mg and 98.7 mm long. If the ribbon is uniform, what length…

A: Given: 189 mg Mg ribbon has a length of 98.7 mm. Ribbon is uniform Volume of H2 = 44.4 mL…

Q: The density of maple syrup is 1.37 g/mL and 1 tsp = 4.93 mL. If a recipe calls for 26 g of maple…

A: Volume of 1.37 g of maple syrup is one milliliter. Therefore, the volume of 26 g of maple syrup can…

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…

Q: Human fat has a density of 0.918 g/cm^3. How much volume (in cm3cm3) is gained by a person who…

A: The ratio of mass to volume is known as density.: