A stack of paper has a volume of 187 cube inches Now all the sheets are laid out on the floor, touching each other, but not sheet covers another The area covered by the paper is now 46,750 square inches. How thick is one sheet of paper? How many sheets of paper were in the original stack if it was 2.00 inches high?

Q: A student is determining the density of an unknown metal with a mass of 256.0 g. The student…

A: First, the volume of unknown metal is determined as follows,

Q: A sample is found to contain 8.47×10-6 g of salt. Express this quantity in nanograms.

A: Given that Mass of sample (salt) = 8.47 × 10-6 g Mass of sample  = ? ng

Q: what is the density of the salt in g/mL?

A: Density = mass ÷ volume    Rule for significant figure in division:- Round off final answer as per…

Q: What is the density, in g/mL, of the metal?

A:

Q: Ethanol is a common laboratory solvent and has a density of 0.7890.789 g/mL. What is the mass, in…

A: Given: Density of ethanol = 0.7890 g/mL Volume of ethanol= 143143 mL To Calculate : Mass in grams…

Q: Chlorine is used to disinfect swimming pools. The accepted concentration for this purpose is 1 ppm…

A: Given : Mass of water in swimming pool = 8.45 X 104 gallons  Mass percent of chlorine = 6.00 %  And…

Q: A piece of metal that is a cube with sides of 1.66 cm has a mass of 69.000 g.  Calculate the density…

A: TO calculate the density of the metal, first of all we determine the volume of the metal cube.

Q: A 330 mg piece of gold (density = 19.3 gcm3) is hammered into a sheet of gold leaf that has a length…

A: Please see the attached image for the solution.  If there are queries or if the image is not…

Q: A sample is found to contain 9.75×109 g of salt. Express this quantity in milligrams.

A:

Q: A homogeneous mixture was prepared by mixing 0.90 g A, 105.7 g B and 48.17 g C. The volume is found…

A: Given, Volume of mixture = 56.6 cm3 Mass of A = 0.90 g Mass of B = 105 .7 g Mass of C = 48.17 g

Q: Your calculator gives you the number 1761.2868 as the volume (in cm^ 3) of a box 2.0 ft by 6.5 cm by…

A: When rounding off the result of a multiplication, the number of significant figures in the final…

Q: Suppose you were given a piece of unknown metal, with a mass of 22.580 g, and a 50-mL graduated…

A:

Q: What are 2 cups of chocolate chips converted into nanograms? 1 cup of chocolate chips = 170 g 1…

A:

Q: A 330 mg piece of gold (density = 19.3 g/cm3) is hammered into a sheet of gold leaf that has a…

A: Please see the attached image for the solution.  If there are queries or if the image is not…

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: What is the volume, in L, of a room that is 8.00 ft x 10.00 ft x 10.0 ft?

A: The volume in liters has to be determined. Some of the common conversion factors that will be useful…

Q: 3. A sheet of metal is 78.1 mm wide and 40.5 mm long. If it weighs 31.19 g and the density of the…

A:

Q: An atom of a particular element has a volume of 7.8 x 10-31 m3. What is this volume in cubic…

A: An atom is always neutral because of the equal number of electrons and protons. Electrons are…

Q: A rectangular block of copper alloy has a mass of 1896 g. The dimensions of the block are 8.4 cm by…

A:

Q: What is the density (g/mL) of an object that has a mass of 0.2182 kg , when placed into a graduated…

A: Solution - Density - Density is a measure of mass per volume. The average density of an object…

Q: A student is determining the density of unknown metal with a mass of 627.0 g. The student partially…

A:

Q: The mass of Earth is 5.98 ×10^24kg. What is the mass expressed in tera-grams?

A: Given: The mass of the earth = 5.98×1024 kg We have to find the mass in teragrams.

Q: he level of water in a graduated cylinder measured 48.8 mL. An irregularly-shaped piece of metal was…

A:

Q: You have weighed out 24.5685 g irregular solid chips on an aluminum foil and transferred those chips…

A: Given : mass of solid = 24.5685  initial volume of water in cylinder = 50 mL And final volume of…

Q: the density of mercury, the only metal to exist as a liquid at room temperature, is 13.6 g/cm^3.…

A: The density of mercury is given as 13.6 g/cm3 and it is required to convert this in pounds per cubic…

Q: You are trying to determine the density of a piece of metal. You use a balance and find that the…

A:

Q: Gaseous butane (CH3(CH2)2CH3) will react with gaseous oxygen O2 to produce gaseous carbon dioxide…

A: As given in the question that butane reacts with gaseous oxygen to produced carbon dioxide and…

Q: The shattered glass case at the scene of a jewelry store robbery was determined to be made of potash…

A: Density of any substance can be defined as the ratio of the mass of the substance to its volume. It…

Q: A hectacre (1.0000 x 104 m2) is a metric unit of area analogous to an acre. How many square feet are…

A: 1 feet consists of 0.3048 m and 1 square feet consists of 0.093 m2. 1 hectare consists of 10000 m2 5…

Q: mass of the necklace

A: This is simply a question of density. As we know that by using concept of density, we can calculate…

Q: The Kohinoor diamond is an 18 carats diamond and has a density of 3.51 g/cm3. 1 Carat = 2.00 x 102…

A:

Q: A gold cube is 150.00 mm long, 10.00 cm wide, and 0.95 m thick. If gold has a density of 19.3g/cm^3,…

A: The density of any substance is defined as the ratio of its mass to the volume of the substance.

Q: 8) To determine the volume of an irregular shaped object, it is dropped into a graduate cylinder…

A: The objective of the question is to calculate the density of an irregular shaped object using the…

Q: Chlorine is used to disinfect swimming pools. The accepted concentration for this purpose is 1 ppm…

A: The values are given as follows:

Q: A student is determining the density of an unknown metal with a mass of 232.0 g. The student…

A: Given, the mass of unknown metal = 232.0 g Now calculate the volume of unknown metal is determined…

Q: Suppose that, from measurements in a microscope, you determine that a certain layer of graphene…

A: The conversion of quantity from one unit system to another unit system is known as unit conversion.…

Q: Solid iron is about 8 times denser than liquid water. If you have a volume of 1000 cm 3 of water and…

A: Given that: The volume of water is 1000 cm3. The volume of iron is 1000 cm3. Iron is 8 times denser…

Q: A certain person had a brain that weighed 1.35 kg and contained 2.65 x 10¹0 cells. Assuming that…

A: The length of one side of the cell can be calculated from the volume of one cell.To determine volume…

Q: A chemist measures the volume of a chemical solution. The volume is 0.0129 L. What is the volume in…

A: In this question, we will convert the given volume from liters to milliliters using the relation…

Q: You recently completed a lab on density.  Define density.  Suppose we have a solid object with a…

A: Density: The mass of unit volume is known as density. The density of gold is given by: density of…

Q: A sample of an unknown ore weighing 1.275 kg is found. When the sample is placed into a large…

A: Given that : Mass of the sample = 1.275 kg = 1275 g When the sample is placed into a large graduated…

Q: One carat is equivalent to a mass of 0.200 g. Use the fact that 1 kg (1000 g) has a weight of 2.205…

A: Given,  The weight of a diamond is 1414 carat.  The weight of a diamond in pounds is:

Q: The shattered glass case at the scene of a jewelry store robbery was determined to be made of potash…

A: When a body is immersed in a fluid, it displaces the fluid. Then calculate, --------- (1)

Q: If a 1.00 L beaker of water was converted into water vapor at 100 C under standard atmospheric…

A:

Q: A 330 mg piece of gold (density = 19.3 gcm3) is hammered into a sheet of gold leaf that has a length…

A: Givenmass, m=330 mg=0.330 g density of gold = 19.3 g/cm3 now we know that…

Q: How much does a copper sphere with a radius of 12.0 inches weigh in pounds? The density of copper is…

A: Given:Radius of copper sphere = 12.0 inDensity of copper = 8.96 g/cm3

Q: particular flask has a mass of 17.4916 g when empty. When filled with ordinary water at 20.0°C…

A: